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Rhododendron species M-Z 
RHODODENDRON SPECIES A-L
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AUG 2011   - Scoll down to see the species available!
 

Subgenus AZ — Azaleastrum CA — Candidastrum HY — Hymenanthes MU — Mumeazalea PE — Pentanthera RN — Rhododendron TH — Therorhodion TT — Tsutsusi

Section az — azaleastrum br — brachycalyx ch — choniastrum hy — hymenanthes we — pentathera po — pogonanthum rn — rhododendron to — rhodora sc — sciadorhodion ts — tsutsiopsis tt — tsutsusi vr — vireya vs — viscidula

 

20172 Rhododendron aberconwayi — (Subgenus Hymenthes, Subsect. Irrorata) 3’, -5oF, EM, 4/3. Habit is open, upright, and rather loose, with deep green long, lance shaped leaves that are hard, thick and heavily textured. White, saucer shaped flowers that are a full 3" across, have many crimson spots, and are held in trusses of 6 to 12. 10-15" 20558 Rhododendron aberconwayi Pink Form — 15-21" 20256 Rhododendron adenogynum — (Subgenus Hymenthes, Subsect. Taliensia) 3’, -15oF, EM-M, 3/4. What a magnificent plant for its foliage! Large leathery leaves with heavy tan indumentum densely cover this attractive plant. The funnel shaped flowers are white with a kiss of rose pink on the edges, complemented by light crimson spotting. 10-15", 15-21" 20033 Rhododendron adenopodum — (Subgenus Hymenthes, Subsect. Argyrophylla) 5’, -10oF, EM-M, 3-4/4. Leaves are large, long and narrow, smoothly dark green above, with grayish fawn colored felt underneath. Flowers are funnel-campanulate, to 2½" long, pale rose in color, occasionally with purple spotting, carried in trusses of 6-10 flowers. 15-21" Rhododendron aganniphum (Subgenus Hymenthes, Subsect. Taliensia) 20022 Rhododendron aganniphum var. flavorufum — 6’, 0°F, E-M, 3/4 . Foliage is medium large, oblong-oval, elliptic, or oval, and is somewhat shiny and nearly smooth on top. The underside begins with a continuous light yellow indumentum which later becomes patchy and reddish. Flowers, to 1 ½", are bell shaped, carried in trusses of 8 to 10, white or rose with sparse crimson spotting. 10-15", 15-21" 20300 Rhododendron alabamense — (PE, pe, Pentathera) 4’, -5oF, M, 3/2-3. The small leaves are obovate or oblong and elliptic, the tops are slightly hairy to waxy and hairy underneath. Flowers, opening with the leaves are white with yellow blotches and held in trusses of 6-10. The 1½", tubular, funnel shaped blooms exude a lemony fragrance. 15-21" , 21-30" Rhododendron alutaceum — (Subgenus Hymenthes, Subsect. Taliensia) 5’, -5oF, EM, 3/4. A plant of compact habit, slow growing, with medium large, oblong leaves of leathery texture. The funnel, bell-shaped flowers, 1-1½", set in trusses of up to 12, are rose colored, blotched and spotted crimson. A truly colorful addition to your yard or garden. 20514 Rhododendron alutaceum var. alutaceum — 2’, -5oF, E-M, 3/5. Small, bushy, and attractive, but it seems to be slow to bloom. It has dark green round tipped leaves with dark brown indumentum. Bell shaped flowers are white, tinged pink with scarlet spots. If we had a symbol "Great Plant", this would get it! 6-10", 10-15" 20467 Rhododendron alutaceum var. iodes — 3’, -10oF, E-M, 3/4-5. The name means rust-colored and that exactly describes the undersides of these lance-shaped leaves which are thickly coated with soft, downy indumentum. Like most of the Subsection Taliensia plants, the flowers are white with a tinge of pink and darker spotting and are carried in trusses of 8-12. You’ll not see this beauty offered very often. 15-21" 20163 Rhododendron arborescens — (PE, pe, Pentathera) 5’, -10oF, VL, 3/2-3. This is a deciduous plant with medium, obovate, elliptic, or oblong lanceolate leaves. The shiny foliage is smooth and green on top, waxy smooth underneath. The white or blush pink flowers, sometimes reddish with a yellow blotch, are tubular, funnel-shaped, up to 2½" wide, and are held in trusses of 3-6. Nicely fragrant. 15-21" 20001 Rhododendron arboreum ssp. arboreum — (Subgenus Hymenthes, Subsect. Arborea) 6’, 5oF, E, 3/4. The name means "treelike", and the growth habit is truly treelike. Lance shaped foliage is hard and tough, dark and smooth, shiny green. The underside has whitish indumentum of the plastered type. The flower, to 2", is cup shaped, typically blood red with dark nectar pouches, held in tight trusses of 15-20. 10-15", 15-21" Rhododendron arboreum ssp. cinnamomeum — Typically leaves are a little smaller than ssp. arboreum and the indumentum, typically brown to dark rusty brown, is looser. 20012 Rhododendron arboreum var. cinnamomeum Campbelliae Group — This variety has the most interesting foliage of the group, long and narrow, very similar in appearance to R. makinoi. This form slso seems to be hardier than many of the other forms. An attractive plant worthy of the effort to grow it. Rose pink flowers. 48-60" 20385 Rhododendron arboreum var. cinnamomeum — The plant we are selling is the plant with very narrow leaves once known as R. campbelliae or R. arboreum ssp. campbelliae. It has pink flowers on a very upright growing plant. 6-10", 10-15", 30-36" 20013 Rhododendron argyrophyllum ssp. nankingense ‘Chinese Silver’ — (HY, hy, Argyrophyllum) 5’, 0oF, E-EM, 3/5. Perhaps one of the best foliage plants in the genus Rhododendron. The leaves are very shiny above, looking almost to be made of wax. Rose pink flowers give a beautiful contrast to the glossy foliage. 10-15", 15-21", 21-30" 20511 Rhododendron arizelum — (HY, hy, Falconera) 5’, 5oF, EM, 4/4. Tis species will actually grow to a small tree of 20’ with leaves up to 10’’ long with thick indumentum below and flowers of a creamy yellow. We are happy to be able to offer this plant again as we haven’t had it available for a long time. 6-10", 10-15" 20015 Rhododendron atlanticum — (PE, pe, Pentathera) 3-4’, -15oF, M, 3/3. Native to the eastern United States with white flowers, often flushed a lovely soft pink and very fragrant! This stoloniferous shrub sometimes sends shoots underground to form a new plant. Growing in a mounding form with flowers that sparkle pink and white, this is certainly one of the more charming native azaleas. A delicate, airy beauty. 10-15", 15-21" 20025 Rhododendron atlanticum Choptank River form — 3’, -20oF, M, 3/3. This form has the same terrific blue-toned foliage as the species. Fall color is a mix of yellows and reds in full sun. What sets this one apart from the species is the flower color. Deeper pinks in bud and when flowers open. A lovely plant, believed to be a natural hybrid between R. atlanticum and R. periclymenoides. 30-36" 20309 Rhododendron augustinii ssp. augustinii — (RN, rn, Triflora) 6’, 5oF, E-M, 4/3. Here is a worthy variety that will stand the sun. The smooth leaves, small, long, and dark green, have densely scaled undersides. It’s a strong grower and flowers in abundance, a radiant blue color not to be forgotten. 6-10", 10-15" Rhododendron augustinii ssp. chasmanthum — Flowers are widely funnel shaped giving then tighter trusses and are typically later than R. augustinii. Leaves are often wider and can be partly deciduous. A good, strong grower with excellent sun tolerance. 20017 Rhododendron augustinii ssp. chasmanthum ‘Blue Cloud’ — Same small leaves as the species, but with powder blue flowers that are borne in profusion. 10-15", 15-21", 21-30" 20019 Rhododendron augustinii ssp. chasmanthum ‘Lackamas Blue’ — This form has an abundance of nice blue flowers. 21-30" 20440 Rhododendron augustinii ssp. chasmanthum ‘OSU’ — An excellent form from Oregon State University that is exceptionally full and tidy with lovely lavender blue flowers. 15-21" 20027 Rhododendron augustinii ssp. chasmanthum ‘Tower Court’ — One of the best selections, with clear lavender blue flowers. 10-15" 20031 Rhododendron auriculatum — (Subgenus Hymenthes, Subsect. Auricalata) 6’, -5oF, VL, 4/4. This is an exceptional plant for its very snowy white flowers that appear as late as August. It grows rather rapidly to make a large shrub with long good sized leaves, and often has a remarkably pleasant fragrance. 21-30", 48-60" 20148 Rhododendron austrinum — (PE, pe, Pentanthera) 5’, -15oF, M, 3/3. This deciduous shrub with open growth habit has medium sized, long, narrow foliage, covered on both sides with short soft hairs. The creamy, golden yellow, tubular and funnel shaped flowers deepen to shades of orange and red. They open either with or before the leaves and are held in trusses of 8-15 blooms. 15-21", 21-30", 30-36" 20014 Rhododendron baileyi — (RN, rn, Baileya) 3’, 0oF, ML, 3/3 Named after Lt. Col. F. M. Gailey, 1882 - 1967, a traveller in Tibet. It has rather small, dark green, shinny leaves and shallow saucer shaped red-purple to deep purple flowers. Upright and open growth habit. Is is found in S.E. Tibet, Bhutan, 8,000 to 13,000ft. 6-10" 20130 Rhododendron barbatum — (Subgenus Hymenthes, Subsect. Barbata) 4-5’, 5oF, VE-E, 4-5/3. This beauty blooms bright scarlet. Its flowers sit atop medium sized elliptic lanceolate leaves that have interesting bullate texture. The added bonus of smooth, reddish plum colored bark, which develops as the plant ages, is one more reason to appreciate this lovely plant. 15-21" 20177 Rhododendron bathyphyllum — (HY, hy, Taliensia) 2’, -5oF, E-EM, 3/5. Its smooth, dark green foliage is covered with rusty brown indumentum. The flowers are white with a hint of pink and a liberal sprinkling of attractive crimson spots. Quite rare and very hard to find. A must for the collector. 10-15" 20131 Rhododendron beesianum — (Subgenus Hymenthes, Subsect. Taliensia) 4’, -5oF, E-EM, 2-3/3-4/2-3. This lovely plant boasts a flower 2½" long in trusses of 10-12 which are rose colored or white, sometimes having a crimson blotch and spotting. These striking flowers are accented by leaves that can reach 12" long and are oblong lanceolate or oblanceolate with smooth dark green tops and thinly coated, whitish fawn or brown indumentum under sides. 15-21" 20358 Rhododendron brachycarpum var. brachycarpum — (Subgenus Hymenthes, Subsect. Pontica) 3’, -25oF, VL, 3/3-4. Creamy white flowers are spotted with green and flushed with light pink. Oblong to oblong ovate leaves often do not develop tan indumentum until they are 5 years of age. 10-15" 20073 Rhododendron bureavii — (HY, hy, Taliensia) 4’, -10oF, M, 3/5. Few plants have better indumentum than this fabulous species. As the new growth appears, it is completely covered on both surfaces with white wool that gradually washes off the top surface to expose a glossy leaf. The new white indumentum on the underside of the leaf changes to deep cinnamon brown as it ages. Charming white flowers are often dotted with maroon red. 10-15", 30-36" 20348 Rhododendron bureavii Lem’s form — Creamy white flowers with crimson markings rest above a sea of dark green foliage. As is typical of R. bureavii, the foliage is the most striking aspect; this plant has deep brown indumentum on long, narrow, glossy leaves. 10-15" 20439 Rhododendron bureavii Ruth Hansen form — 20041 Rhododendron burmanicum — (RN, rn, Maddenia) 4’, 15oF, E-EM, 4/3. Beautiful, sweetly scented yellow flowers bloom in the midst of golden brown leaves. The leaves are golden brown due to the scale on both sides. 21-30" 20373 Rhododendron calophytum — (HY, hy, Fortunea) 5’, -15oF, E, 4/4. Hardiest of the large leaved species, this plant eventually becomes a tree. Leaves are oblong lanceolate or lanceolate. Beautiful pink to white flowers bloom early in the spring. 15-21", 84-96" 20451 Rhododendron calophytum var. openshawianum — This variety has smaller leaves than the species and a smaller number of flowers in the truss. Flowers are white with a fuchsia blotch in the center. 15-21" Rhododendron calostrotum ssp. calostrotum — (RN, rn, Saluenensia) 2’, -5oF, M, 4/4. Saucer shaped flowers of rich purple crimson with crimson spots. The leaves are bluish green on the upper surface. The lower surface is densely covered with scales that are a cinnamon color. Aromatic foliage. Sunningdale form. 20497 Rhododendron calostrotum ssp. calostrotum ‘Gigha’ — 2’, -10oF, M, 4/4. Named after an island west of Scotland with rosy red flowers. It is an outstanding selection and has won an F.C.C. 6-10" 20145 Rhododendron calostrotum ssp. keleticum — 1’, -15oF, M, 4/4. One of the best in its series. The flowers are like rose purple pansies, standing upright on little stems to welcome the sunlight. The name keleticum means "charming" which is very true of this plant. Good for bonsai or your rock garden, it grows compactly and semi-prostrate. Small leaves are bright shiny green with slightly scaly tops and dense brown scales underneath. 6-10" 20235 Rhododendron calostrotum ssp keleticum Radicans — 3-6", -10oF, EM, 3/4. Plants in this group are the most dwarf of the subspecies. They are well branched, with creeping stems that weave a dense low mat of green against the earth. It’s quite a surprise when many bright purple, open faced flowers come dancing atop this dwarf. Formerly known as R. radicans. 6-10" 20048 Rhododendron campanulatum — (HY, hy, Campanulata) 4’, -5oF, EM, 3/5. Another of the fine Rhododendrons so known for its superior foliage. The leaves are dark green above, coated below with the most beautiful cinnamon indumentum. The flowers are very light lilac to white with slight spotting. 10-15" 20074 Rhododendron campanulatum var. aeruginosum — Known for its superior fine dark green foliage, with great indumentum a little more fawn colored than others. Leaves open as silver green deepening during the summer to a soft blue. Flowers are a very pale lilac to white, with slight spotting. 6-10", 15-21", 21-30" 20075 Rhododendron campylocarpum ssp. caloxanthum — (Hy, hy, Campylocarpa) 3’, -5oF, EM, 3-4/4. The rounded, dark green leaves are quite glaucous on the undersides. Bell shaped flowers that are pale yellow, sometimes tinged pink, open from orange-scarlet buds and are held in loose trusses of 4-6. 6-10" Rhododendron campylogynum — (RN, rn, Campylogyna) 1’, -10oF, EM, 3-4/3-4. Leaves are small, smooth, bright dark green, obovate to oblanceolate. Small, widely bell-shaped flowers, in trusses up to 3, nod on long stalks. It has a compact, upright growth which displays the blossoms well. Flower color ranges from creamy white to red and sometimes displays shades of rosy-purple, salmon pink, or almost black-purple. 20449 Rhododendron campylogynum Cremastum Group — This plant has green on the underside of the leaves. 6-10", 10-15" 20548 Rhododendron campylogynum ‘Jade’ — Small, tubular, purple-pink flowers. 6-10" 20302 Rhododendron campylogynum Myrtilloides Group — An extremely neat form with tiny ‘mouse ear’ new foliage and delightful plum pink to purple nodding, bell flowers. 6-10" 20413 Rhododendron canescens — (PE, pe, Pentathera)  6’, -5oF, E-M, 3/3. Deciduous shrub with medium-sized foliage that is oblong in shape, either completely smooth or very slightly pubescent on top, and normally densely pubescent underneath. Flowers are fragrant, tubular funnel shaped, to 2" wide, opening either before of with the leaves, into trusses of 6-15. Color ranges from pure white to white blushed pink to pink or purplish, with pink or reddish corolla tube. Compact to upright growth. 30-36" 20416 Rhododendron canescens ‘Varnadoe’s Phlox Pink’ — Very nice pink form of this Eastern Azalea. 15-21" 20417 Rhododendron caucasicum — (Hy, hy, Pontica) 3’, -5oF, E-M, 2/2-3/3. Plant habit is compact and upright. Oblong foliage to 4" long, is smooth dull green above, with a light layer of fawn colored felt below. Flowers, to 1" long, either widely funnel or campanulate shaped, are held in full trusses of many blooms and are creamy white, yellowish tinted rose, or white tinged pink, spotted. 10-15", 21-30" Rhododendron cinnabarinum — (RN, rn, Cinnabarina) 5’, 5oF, EM-VL, 4/4. Foliage and flowers are both aromatic. Leaves to about 3½ x 1¾" are elliptic or oblanceolate, smooth on top and have a rather metallic gray green cast. The underside is scaly bluish green to reddish brown. Tubular shaped flowers, up to 2" long are typically dark cinnabar red. Rhododendron cinnabarinum ssp. cinnabarinum — Flowers are orange with yellow tips. 20435 Rhododendron cinnabarinum Roylei Group — One of the finest varieties of cinnabarinum with flowers that are blood red on the inside and currant red on the outside and slightly wavy. Very beautiful! 6-10" 20434 Rhododendron cinnabarinum ssp. xanthocodon — 3’, 5oF, EM, 3/5. The flowers on this lovely plant are apricot-yellow, faintly tinged outside with pale purple. The blue green foliage is outstanding, among the best found on any rhododendron. 6-10", 10-15", 21-30" 20450 Rhododendron cinnabarinum Concatenans Group — This is one of the finest foliage plants available. 2 to 3" oval leaves are deep bluish green with a tinge of purple underneath. Bell shaped flowers are apricot yellow, sometimes lightly tinged on the outside with pale purple or deeper yellow. 10-15" 20418 Rhododendron citriniflorum var horaeum — (HY, hy, Neriiflora) 3’, 0oF, E-EM, 3-4/3. Medium sized foliage with thick fawn colored indumentum on the undersides and crimson flowers. 6-10", 10-15" 20156 Rhododendron clementinae — (HY, hy, Taliensia) 3’, -5oF, E-M, 3/4-5. This hardy plant has spectacular foliage. Smooth, large leaves are oblong oval, matte green with a thick coating of silky indumentum and white to pale fawn on the underside. Flowers are bell-shaped, set in trusses of about 15. Color ranges from white to white tinged pink, to creamy white with deep crimson spotting. 10-15" 20455 Rhododendron coeloneuron — (HY, hy, Taliensia) 25’, 5oF, EM-M, 4/5. Magnificent treelike Taliensia with large leaves that have a dense two-layered indumentum; upper layer is long and cinnamon colored with a shorter tan layer underneath. Trusses are compact and lax with 6-11 flowers of white to pale pink with crimson flecks. 10-15", 15-21" 20402 Rhododendron comisteum — (HY, hy, Taliensia) 2’, -10oF, EM, 3/5. Cox and Cox say this is probably not in cultivation, but describe it as being a natural hybrid between R. proteoides and R. sanguinium or related species. The white flowers on a Taliensia plant would be hard to resist. 6-10" 20396 Rhododendron concinnum — (RN, rn, Triflora) 5’, -5oF, M, 4/3. Elliptic leaves, to 3 ½" long, are dark bluish green, scaly on both sides. Widely funnel-shaped flowers, to 1 ½" long, range in color from white through all shades of purple to a beautiful wine red, occasionally spotted brownish or crimson, appearing in clusters of 3-6. Growth habit is treelike. 10-15" 20026 Rhododendron cumberlandense — (PE, pe, Pentathera) 4’, -15oF, VL, 3/3. Syn. R. bakeri. This deciduous shrub is an upright and spreading plant with small, deep green leaves that open before the flowers. The tubular-shaped flowers in shades of orange to salmon are 1-2" wide and are borne in trusses of 4-7. 21-30" Rhododendron dauricum — (RN, rn, Rhodorastra) 4’, -25oF, VE, 4/3. This species is partly deciduous, some years more so than others. The flowers are bright rose-purple. Extremely hardy, as it is native to Siberia. 20000 Rhododendron dauricum ‘Album’ — This species blooms very early, with white flowers. It is semi-deciduous and very hardy. 15-21", 21-30" 20016 Rhododendron davidsonianum — (RN, rn, Triflora) 6’, 0oF, EM, 4/3. Growth habit is upright and open, occasionally leggy or straggly. Lance-shaped leaves, to 2½" long, are slightly scaly and shiny dark green on top, dense with scales on the undersides. Flowers grow in trusses of 2-6, either on the ends of branches or along the branch between leaf clusters. They are widely funnel-shaped, to 2" across. The color ranges from white blushed pink, to pink, pale rose, or light purplish rose, and are sometimes spotted red. 6-10", 10-15" 20376 Rhododendron davidsonianum Near White Form - 6-10" 20087 Rhododendron davidsonianum ‘Ruth Lyons’ — The most sought after form, the flowers are excellent, clear deep pink. This form has no lavender in the flower. It is interesting in that it becomes a more intense pink the longer it’s in flower. This may be a polyploid. 10-15", 15-21" 20376 Rhododendron davidsonianum ‘Serenade’ — This is a smaller form with rounder leaves, and a good pink color. 21-30", 48-60", 60-72" 20047 Rhododendron decorum — (HY, hy, Fortunea) 5’, 0oF, EM, 4/3. Growth habit of this beautiful species is compact and upright. The fragrant flowers are exceptionally abundant, even on young plants. Oblong leaves, to about 6" long, often cupped upward, are medium green and smooth on top, bluish green with a few tiny hairs underneath. Open funnel-shaped flowers to 3" long, are light pink to white. 10-15" 20018 Rhododendron decorum Pink form — A pink flowering selection. 6-10", 10-15", 21-30", 36-48" 20377 Rhododendron decorum White form — White flowering selection. 15-21", 21-30", 36-48", 72-84" Rhododendron degronianum — (HY, hy, Pontica) 3’, -5oF, E-EM, 3-4/3-4. Growth habit is very tight and compact with deep glossy green leaves that are covered on the undersides with soft, fawn colored indumentum. Flowers are soft pink to rose in trusses of up to twelve flowers. The plants we are offering come from Mrs. A. C. U. Berry of the Berry Botanical Gardens. 20184 Rhododendron degronianum ssp. heptamerum var. kyomaruense — 30", 2 -15oF, M, 4/4. Plastered tan indumentum coating the leaf undersides and light pink to white flowers make this a superior plant. 10-15" RHODODENDRON YAKUSHIMANUM FORMS 20431 Rhododendron ssp. yakushimanum — 1-4’, -25oF, EM, 5/5. This plant varies from ssp. degronianum in the more persistent and thicker indumentum on the stems and midrib and the entire lower leaf surface. It is very hardy, and has beautiful dark green foliage. The bell-shaped flowers open from pink buds to become a snowy white. 30-36" 20183 Rhododendron ssp. yakushimanum Exbury form — This famous variety has small convex leaves. Very tight and compact. 6-10", 10-15" 20405 Rhododendron ssp. yakushimanum Fawcett form — Another large leaved ‘yak’ form that grows in a compact, tight mound. 15-21", 21-30" 20272 Rhododendron ssp. yakushimanum Flat leaf form — Grown for attractive flatter leaf, this form has the same pink buds and white flowers. 15-21" 20191 Rhododendron ssp. yakushimanum ‘Ken Janeck’ — This named selection is from the Seattle area. ‘Ken Janeck’ is an excellent representation of the larger size ‘yaks’ with larger leaves and plant size than most. The deepest pink of the ‘yaks’, it won the coveted Award of Excellence. 6-10", 10-15", 15-21", 21-30" 20192 Rhododendron ssp. yakushimanum ‘Koichiro Wada’ — The new name of the F.C.C. form. It is certainly one of the best forms and one that should be in your collection. This exceptional plant flowers heavily. This is pink budded and white flowered. 10-15" 20320 Rhododendron ssp. yakushimanum ‘Mist Maiden’ — One of the larger forms, selected as being outstanding by the well known rhododendron authority David Leach. The large flowers are apple blossom pink and turn snowy white. Luscious foliage is covered on the underside with woolly golden honey brown indumentum. When the new growth occurs after the flowers fall, it is covered with soft white wool which gradually washes off of the upper side of the leaves as it turns golden brown on the lower leaf surface. 6-10", 10-15" 20194 Rhododendron ssp. yakushimanum Phetteplace tall form — Probably the tallest form. Dr. Phetteplace’s original plant, though old is about 6’ high. Flowers are large though typical color and shape of yakushimanum. 30-36"   20197 Rhododendron ssp. yakushimanum ‘Yaku Angel’ — ‘Yaku Angel’ has longer, narrower convex leaves than most ‘yaks’. It buds younger and heavier, and grows easier. In fact, even tiny plants will be covered with buds. When not in flower, it is the most attractive plant in the garden. While it is pink in bud, it opens to the whitest flower of all rhododendrons. This is a must for your ‘yak’ collection, or, if you have room for only one, this is THE ONE! 6-10", 10-15", 15-21" 20052 Rhododendron edgeworthii — (RN, rn, Edgeworthia) 4’, 15oF, E-EM, 4/4. Growth habit is open and interesting foliage has a swollen, puckered look. Medium large leaves are dark shiny green and heavily indumented underneath. Widely funnel shaped flowers, are fragrant and vary in color from white to pale pink. The outside is blushed deep red. 10-15", 21-30" 20537 Rhododendron edgeworthii Darjeeling — (RN, rn, Edgeworthia) 4’, 15oF, E-EM, 4/4. 10-15" 20196 Rhododendron elegantulum — (HY, hy, Taliensia) 4’, 0oF, M, 3/5. You haven’t seen beautiful foliage until you’ve gazed at this one. The slender, dark green foliage is almost perfect. Thick brown indumentum cushions the undersides. Flowers of exceptional color are pale purple pink with darker spotting. It truly is an elegant plant. 15-21" 20460 Rhododendron elegantulum Narrow leaf form  — 10-15", 21-30" 20461 Rhododendron elegantulum Wide leaf form —  10-15", 15-21 20011 Rhododendron erosum — (HY, hy, Barbata) 5’, 5oF, E-EM, 3/3-4/3. Medium large foliage can be oval, oblong-oval or obovate, somewhat glabrous olive green with a covering of fawn colored indumentum underneath, which tends to flake off. Deep rose pink or crimson, funnel, bell-shaped flowers are to 10½" long and set in trusses of 12-15. Similar to R. barbatum, but has more rounded leaves. 6-10", 10-15" 20550 Rhododendron falconeri var. falconeri — (Hy, hy, Falconera) 5’, 10oF, EM, 3/3. This plant, with handsome red-brown flaking bark, can grow to 40-50’. Matte green wrinkled foliage is huge, sometimes to 12" X 10",layered withrusty brown indumentum on the underside. Large tight trusses hold 20 to 25 blooms, each to 2 1/2"long. Flowers are a swollen bell shape, and range from white to creamy white, to pale or deep yellow, occasionally to pink, with a purple blotch. 10-15", 15-21" 20535 Rhododendron ferrugineum — (RN, rn, Rhododendron) 30", -15oF, M, 3/3-4. This species is known as the Alpine Rose of Switzerland. For foliage it is different and attractive. The leaves twist slightly and are a rusty green that give the plant a desirable appearance. In flower the trusses are a dusty rose pink. Will stand some sun. Worth the space in your garden. 6-10" 20103 Rhododendron fletcheranum — (RN, rn, Maddenia) 30", 5oF, E-M, 4/4. While this variety is a member of the Maddenii series, it is not tender like most. It may even deserve a hardier rating than 5o F. Under snow it survived the -12o F. experienced here in 1972. The foliage is bristly and hairy as are the branches. The leaves are 1" to 2" long and 1" across, turning deep attractive bronze in winter. The flowers are showy bright lemon yellow. Though rare, it is probably one of the most outstanding of the yellow rhododendrons. 10-15", 15-21" 20463 Rhododendron formosum var. formosum — (RN, rn, Maddenia) 4’, 15oF, M, 3-4/3. Another of the ever so popular Ciliicalyx subseries. Formerly known as R. iteophyllum. The fragrant flowers are white with a light kiss of pink. The name means "willow leaved" because of its linear leaves. Vigorous grower. 15-21", 30-36" 20551 Rhododendron forrestii ssp. forrestii (Hy, hy, Neriiflora —  6-10" 20501 Rhododendron forrestii ssp. forrestii ‘Lem’s Dark’ — This form is a deeper red than the species. It is otherwise similar in habit. 10-15" 20249 Rhododendron forrestii ssp. forrestii Repens Group — 3", 0 to -5oF, EM, 3/4. Growth habit is prostrate, spreading, and very slow growing. The Repens Group includes the lowest growing, creeping form. Large, bright red flowers are borne singly or in pairs. Deep green leaves are rounded and are often glossy with a slight blue tinge. 6-10" 20063 Rhododendron forrestii ssp. forrestii Tumescens Group — 1’, 0oF, EM, 3/4. This plant differs from the species in its dome shaped habit, often with larger leaves and flowers. This variety has light tomentum on the upper surface of the leaves which are dark shiny green, rounded, and slightly puffy and wrinkled on top, with purplish undersides. Tubular, bell shaped, fleshy flowers are bright scarlet or crimson, and are borne singly or in pairs. 10-15" Rhododendron fortunei — (HY, hy, Fortunea) Here is hardiness and beauty all in one plant. Growth habit is open, upright and treelike. Large leaves, large fragrant flowers and exceptional hardiness help make R. fortunei one of the most distinguished flowering evergreen shrub that can be grown in the northeastern United States. Quoting from David Leach’s Rhododendrons of the World, "Unquestionably this is among the finest few of rhododendron species." 20312 Rhododendron fortunei ssp. fortunei — 6’, -15oF, M, 4/4. The deliciously fragrant flowers are often more than 4" in diameter and are a blush pink, fading to white. The enormous, scented blossoms, exquisitely modeled, form a tumbling cascade of magnificence which can scarcely be matched in the genus. In addition to its remarkable floral effect, it is exceptionally vigorous, free from pests and attractive in foliage and habit. 6-10", 10-15", 15-21", 21-30", 48-60", 72-84" 20513 Rhododendron fortunei ssp. fortunei ‘Emma & May’ — Flowers are a frosty pink and fragrant! It buds as a young plant and has extraordinary foliage: new growth is coppery blue, which matures to leaves which have a distinct blue tinged sheen. It is a compact grower. Its name honors Emma Smith DeVoe and May Arkwright Hutton, who helped Washington state women get the vote in 1910.Prior to the vote, male politicians tried to placate the women by allowing them to choose the state flower. They chose the rhododendron, but also chose to pursue voting rights for women. The Washington Women’s Consortium approached Briggs Nursery to use ‘Emma and May’ as an appropriate symbol for the upcoming 100th anniversary of women’s suffrage in 2010. 6-10" 20442 Rhododendron ssp. fortunei Green form — Flowers have a hint of chartreuse shading in the throat. 10-15", 15-21" 20034 Rhododendron fulvum — (HY, hy, Fulva) 4’, 0oF, EM, 3/5. Growth habit is open, upright, treelike, with spectacular foliage. Leaves, up to 10" long, are obovate and smooth shiny dark green on the top side. The fawn to bright cinnamon underside is the most fabulous indumentum of any rhododendron. Flowers, to 2" long are open funnel shaped, white blushed rose to deep rose, occasionally blotched and spotted crimson and are held in great loose rounded trusses of up to 20. This is a special species, not seen in many gardens. 10-15", 15-21" 20301 Rhododendron genestieranum — (RN, rn, Genestieriana) 3’, 10oF, E- M, 2-3/3. Foliage medium sized, generally four times as long as wide, smooth bright green, the underside very glaucous with scattered scales. Tubular, bell shaped flowers, only ½" long, in trusses of about 12, are a brownish plum purple, covered with a glaucous bloom. Not showy but very unusual and rare. 6-10" 20539 Rhododendron glishchrum ssp. glischrum — (HY, hy, Glschra). 5’, -5oF, EM 3/4. From the 13,000 to 14,000foot leval of the mountains of Tibet comes this Rhododendron with trusses of 10-15 bell shaped flowers that range from pink, white, or even a purple rose that are blotched or spotted with crimson. Its open plant habit gives it a very natural look. 10-15" 20120 Rhododendron griersonianum — (HY, hy, Griersoniana) 3’, 10oF, L, 3/3. This is the species that has produced so many great hybrids. The flowers are a scarlet red quite unlike any other species of rhododendron. Narrow leaves are a mat green above with loose woolly tomentum below. 15-21" 20278 Rhododendron haematodes — (HY, hy, Neriflora) 3’, -5oF, EM, 3-4/4-5. Excellent for both foliage and flower. This plant should be in your garden of low growing plants. Glistening, brilliant scarlet, tubular, bell shaped flowers are carried in trusses of up to 10. The smooth, dark green leaves are densely covered with woolly brown to dark brown indumentum underneath. A fantastic choice for your landscape. 10-15" Rhododendron hanceanum — (RN, rn, Tephropepla) 1’, 0oF, EM, 3-4/4. Growth habit is upright and open. Leaves, to 4" long, are lanceolate or oval-lanceolate, dark green and scaly on the tops and paler and less scaly on the undersides. Faintly scented, funnel-shaped flowers, to 1" long, held in many flowered trusses, are creamy white to pale yellow, with a large, deeply lobed calyx. 20138 Rhododendron hanceanum Nanum Group — Smallest R. hanceanum with rare, yellow flowers. Tight grower with interesting pine cone buds and bronze new growth. 10-15" 20190 Rhododendron hemsleyanum — (Hy, hy, Fortunea) 6’, -5oF, ML-M, 3/3-4/3-4. This plant is open and upright eventually becoming a tree. The foliage is oval to oblong and fairly dark, rather shiny green with a paler underside. The funnel shaped flowers are as large as 4" and are white, held in upright loose trusses of up to 10. 6-10", 60-72" 20159 Rhododendron hippophaeoides var. hippophaeoides — (RN, rn, Lapponica) 3’, -25oF, E, 4/2-3. The best, hardiest plant of the species, this variety withstands frost even when in flower. It is also tolerant of sun and swampy conditions. The beautiful lavender-blue flowers occur in clusters of 6-8. Beautiful! 6-10", 10-15" 20195 Rhododendron hunnewellianum — (HY, hy, Argyrophylla) 5’, 5oF, VE-EM, 2-3/3. This shrub becomes a small tree at maturity. It has medium to large, very narrow oblong leaves glabrous above and covered with dense white or gray hairs on the undersides. The 2" flowers bloom 5-8 to a truss and are white, tinged pink, spotted inside with pink. 10-15", 21-30" 20132 Rhododendron hyperythrum — (HY, hy, Pontica) 5’, -15oF, EM, 3/4. Another of the hardy ponticums. R. hyperythrum has long narrow curled leaves that are of the utmost interest. Well worthy of growing for its foliage alone. It has lovely white flowers that burst open from pink buds. A desirable plant. 15-21" 20134 Rhododendron impeditum — (RN, rn, Lapponica) 1’, -15oF, EM, 4/4. One of the best dwarf rhododendrons, this species has a tight compact habit with attractive silver-gray foliage. Bright blue-purple flowers make a nice contrast. David G. Leach, in Rhododendrons of the World, suggests an excellent use for it: "This is an ideal species for the rock garden, in the forefront of a shrub border or as an edging for beds. Planted about 15" apart, a number of plants will grow together to form an impenetrable ground cover, handsome at all seasons and especially effective when such an expanse becomes a blanket of blue flowers." One of the best plants possible for bonsai. 6-10" 20506 Rhododendron impeditum Litangense Group — 6", -15oF, EM, 3/4. These plants are much tighter and more upright growing than the plants that are grown under the name R. impeditum in the U.S. They are desirable, heavily budded and flat growing plants. The petite, mouse ear leaves are bronze in winter and plum flowers are held in trusses of up to 4. Should be grown with at least some sun to maintain the very tight growth habit. 6-10" 20136 Rhododendron indicum ‘Balsaminiflora’ — (TT, tt) 2’, -5oF, ML-L, 4-5/4-5. This little species is a rhododendron in the group we commonly call azaleas. It has the most beautiful double, salmon orange flowers that look like little roses. This densely foliaged plant creeps upon the ground and would be excellent as a ground cover or in the rock garden. The flower is unlike any other rhododendron. Very easy to grow. Terrific! 6-10" 20064 Rhododendron insigne — (HY, hy, Argyrophylla) 3’, 0oF, ML, 4/5. This slow growing plant fully lives up to its name: remarkable. The leaves, to 5" long, oblong lanceolate in shape, are dark glossy green above, and show a skin like tawny indumentum with a lovely coppery sheen on the undersides. Bell shaped flowers, to 2" long, in trusses to 8, are pinkish white with crimson spotting and external rosy pink stripes. Beautiful! 10-15", 15-21" 20123 Rhododendron irroratum — (HY, hy, Irrorata) 5’, 0oF, E-EM, 3-4/3-4. The habit of this plant is somewhat treelike and leggy. Pale green, smooth 5" leaves are paler and nearly hairless underneath. Tubular, 2" bell-shaped flowers are white to creamy yellow, suffused with pink or, usually heavily spotted with crimson or green, and are held in trusses of up to 15. 15-21" 20282 Rhododendron irroratum ‘Polka Dot’ — Creamy pink flowers have heavy spotting of red or green. 10-15" 20441 Rhododendron johnstoneanum - Double form — (RN, rn, Maddenia) 4’, 15oF, E-M, 4/3/3-4. Medium sized leaves are elliptic or obovate-elliptic, fringed with distinctive hairs along edge when young, glabrous, the underside with dense layer of scales. Fragrant flowers, to 3" long, are funnel-bell-shaped, with nice substance, in loose clusters of 4 blooms. They are creamy white to pale yellow, perhaps yellow blotched, occasionally red spotted. This will produce both single and double flowers, producing more single flowers as a young plant. 21-30" Rhododendron kiusianum — (TT,tu) 2’, -10oF, M-ML, 5/5. One of the best of the native Japanese azalea species. Buds young and heavily, making a solid mass of flowers. Terrific habit for bonsai or just for planting in your garden. You must have this for the sheer joy of it. 20149 Rhododendron kiusianum ‘Komo Kulshan’ — Here is an American selection that is one of the best seen. It is clear rose pink on the tips and a light pastel pink in the center. What a delightful two-toned appearance! Selected by Time Life Books as one of the best dwarf azaleas. 6-10" 20119 Rhododendron kiusianum ‘Muraski Shikibu’ — Beautiful, hose-in-hose, reddish purple flowers. 6-10" 20212 Rhododendron kiusianum Pink — A good selection for small, clear pink flowers. 6-10" 20248 Rhododendron kiusianum Purple form — A wonderful lavender purple form. 6-10" 20151 Rhododendron kiusianum White form — This is the rare albino form, quite probably the finest in the Azalea series. This plant will never fail to attract attention. Like the other R. kiusianum, it flowers young and heavily. Also used for bonsai. 6-10" 20170 Rhododendron lacteum — (Hy, hy, Talenesia) 5’, -5oF, EM, 4-5/3-4. One of the most sought after species in the genus Rhododendron. Its huge trusses of yellow make it famous for having the finest flowers of its genus. The handsome foliage is large, to 8" long, oval, and strongly decorative in nature, being covered with a fawn colored felt-like indumentum underneath. It makes a magnificent bold looking plant and is one rhododendron that does better grafted than on its own roots. Flowers to 2" long, are wide funnel form, the pale yellow or sulphur white color occasionally tinged with pink or with a crimson blotch, sometimes flowering when quite young. 10-15" 20095 Rhododendron lanigerum — (HY, hy, Arborea) 4’, 5oF, E-EM, 3-4/3. Large bell shaped deep pink flowers occur in tight trusses above long interestingly veined leaves. 36-48" 20559 Rhododendron lepidostylum — (RN, rn, Trichoclada). 18", -5oF, EM, 4/5. This compact little shrub is most notable for its beautiful, fuzzy foliage which is an unusual blue-green, the bluest of the genus. Leaves, to about 1 1/2" long, are very hairy. Flowers, appearing either alone or in pairs, are 1 " long, wide funnel-form, pale yellow, and are sometimes hidden by the foliage It is a great plant for your rock garden; it likes good drainage. 6-10" 20229 Rhododendron longesquamatum — (Hy, hy, Maculifera) 4’, -15oF, M, 2/3. Compact growth habit, with large oblong leaves that are hairy when young and dark green, shiny and smooth later. The underside is paler, only slightly as shiny, and thinly dotted with glands. In trusses of 6-12, soft pink or rose flowers, blotched with crimson are bell- shaped. 10-15", 15-21" 20314 Rhododendron lutescens — (RN, rn, Triflora) 6’, 5oF, EM, 4/3. Sunny yellow flowers bloom amidst bronzy red foliage. Open and upright, the new growth is bright red, and creates quite a display in itself. The medium sized leaves, which range in color from dull dark green to a lovely bronzy red, are oblong or lance shaped. Very sun tolerant. 6-10", 10-15", 21-30" 20102 Rhododendron luteum — (PE, pe, Pentanthera) 4’, -15oF, M-L, 3-4/3. A deciduous shrub with an open, upright habit. The oblong leaves to 5" long are sparsely covered on both sides with stiff, flat hairs. The delightful, fragrant, 2" yellow flowers open before the leaves. These tubular-shaped blooms are extremely sticky on the outside and are carried in trusses of up to 12 blooms. Very, very nice. 10-15", 15-21" 20325 Rhododendron lyi — (RN, rn, Maddenia) 3’, 15oF, M, 3/5. A most interesting foliage plant. The leaves are small and somewhat rounded with dense scales below and hairy around the edges. The white, with a yellow blotch, flowers are an attractive addition to a plant that is exceedingly rare. 6-10" Return to  Plant List  Top of Page  Home AUG 2011