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Journal American Rhododendron Society

Current Editor:
Dr. Glen Jamieson ars.editor@gmail.com


Volume 41, Number 4
Fall 1987

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American Rhododendron Society Plant Registry

Color designations below refer to the Royal Horticultural Society Colour Chart, 1966, unless otherwise stated. When R.H.S. Colour Chart (1966) numbers are used, the color names preceding these numbers are those of the Universal Color Language (ULC) or Inter-Society Color Council-National Bureau of Standards (ISCC-NBS).

The following list contains names of North American hybrids registered during the period May 1, 1987 through August 1, 1987.

'APRIL CLOUD':  Lepidote. [(Unnamed double from PJM group x selected pink R. mucronulatum) x R. dauricum f. album] x (R. carolinianum f. album x unnamed selection from PJM group). Cross (1978) by Edmund V. Mezitt; raised, introduced, and registered by Weston Nurseries, Inc; described by R. Wayne Mezitt and Christopher S. Rogers, all Hopkinton, MA; named by Martha Maxfield, Holliston, MA. Flowers 5-8/truss, openly funnel-shaped, 1" across x " long, double (5 + 5-lobed + 3-5 petaloid stamens), wavy margins. Light yellow green (154D) buds open to pale yellow green (155A) flowers. Calyx 1/32", green. Flat ball-shaped truss, 2" across x 1" high. Leaves " to 1" long x " to " wide, elliptic, slightly convex, apiculate, cuneate, with rusty-green colored scaly indumentum. Dense growth habit, very floriferous, 4' high x 3' wide in 9 years from cutting. Blooms late April. Plant and bud hardy to at least -20F.

'APRIL LOVE':  Lepidote. [(Unnamed double from PJM group x selected pink R. mucronulatum) x R. dauricum f. album] x [Pioneer (unregistered Gable hybrid) x unnamed O.P. hybrid from PJM group]. Cross (1978) by Edmund V. Mezitt; raised, introduced, and registered by Weston Nurseries, Inc.; named by R. Wayne Mezitt; described by R. Wayne Mezitt and Christopher S. Rogers, all Hopkinton, MA. Flowers 6-8/truss, widely funnel-shaped, 1" across x " long, double (5 + 5-lobed + 5 petaloid stamens), frilled margins. Two outer cycles of petals light purplish pink (55C); inner cycle pale yellow (11C), aging to pale purplish pink (56B). Calyx 1/16", green. Flat ball-shaped truss, 2" across x 1" high. Leaves 1" to 2" long x ⅝" to ⅞" wide, oblong, flat and convex, acute, cuneate, with rusty-green colored scaly indumentum. Upright, dense growth habit, very floriferous, 4' high x 3' wide in 9 years from cutting. Blooms late April. Plant and bud hardy to at least -20F.

'APRIL SNOW':  Lepidote. [(Unnamed double from PJM group x selected pink R. mucronulatum) x R. dauricum f. album] x (R. carolinianum f. album x unnamed selection from PJM group). Cross (1978) and named by Edmund V. Mezitt; raised, introduced, and registered by Weston Nurseries, Inc; described by R. Wayne Mezitt and Christopher S. Rogers, all Hopkinton, MA. Flowers 12/truss, openly funnel-shaped, 1" across x " long, double (5 + 5-lobed + 3-5 petaloid stamens), wavy margins. Light yellowish green (150D) buds open to yellowish white (155D) flowers. Calyx 1/32", green. Flat ball-shaped truss, 2" across x 1" high. Leaves " to 1" long x ⅜" to ⅝" wide, oblong, acute, cuneate, with rusty-green colored scaly indumentum. Dense growth habit, very floriferous, 3' high x 3' wide in 9 years from cutting. Blooms late April/early May. Plant and bud hardy to at least -20F.

'APRIL SONG':  Lepidote. [(Unnamed double from PJM group x selected pink R. mucronulatum) x R. dauricum f. album] x [Pioneer (unregistered Cable hybrid) x unnamed O.P. hybrid from PJM group]. Cross (1978) by Edmund V. Mezitt; raised, introduced, and registered by Weston Nurseries, Inc; named by R. Wayne Mezitt; described by R. Wayne Mezitt and Christopher S. Rogers, all Hopkinton, MA. Flowers 10/truss, widely funnel-shaped, 2" across x 1" long, hose-in-hose (5 + 5-lobed), wavy margins. Moderate purplish pink (62B); stamens are present, but are fused to form an inner ring of contrasting lighter pink color. Calyx 1/16", green. Ball-shaped truss, 2" across x 2" high. Leaves 1" to 1" long x ⅝" to ⅞" wide, oblong, convex, acute, rounded, with rusty-green colored scaly indumentum. Upright, dense growth habit, very floriferous, 5' high x 5' wide in 9 years from cutting. Blooms mid to late April. Plant and bud hardy to at least -20F.

'BEATRICE HYDE':  Lepidote. R. carolinianum f. album x R. dauricum f. album. Cross (1977), raised, named, introduced, and registered by Richard Murcott, East Norwich, NY. Flowers widely funnel-shaped, 1" across x 1" long, 14 per truss, 5-lobed, smooth-edged margins, white. No calyx. Ball-shaped truss, 4" across x 4" high. Leaves 2" long x ⅝" wide, elliptic, flat, acute, rounded, with scales below. Upright, open growth habit, very floriferous, 4' high x 2' wide in 9 years from seed. Blooms mid to late April. Plant hardy to at least -5F; buds, 0F.

'BLUE THUNDER':  Lepidote. Open pollinated 'Blue Diamond'. O.P. (1961), raised, named, introduced, and registered by Loyd Newcomb, Snohomish, WA. Flowers widely funnel-shaped, 1⅝" across x " long, 3-5 per truss, 5-6 lobes, wavy margins. Vivid violet (88A) with strong purple (82B) throat; deep reddish purple (77A) ray down center of lobe on reverse; many fine hairs, very pale purple (92D), around base of each stamen and in throat at base of corolla. Calyx ⅛", strong yellow green (144C) edged with moderate red (47A). Dome-shaped truss, 2" across x 1" high. Leaves 1" long x ⅜" wide, narrowly elliptic, concave, apiculate, cuneate, with tiny, closely spaced scales below; moderate olive green (147A) above. Winter foliage dark grayish reddish brown (200A); new growth strong yellow green (144A) edged strong red (46A). Rounded, compact, well-branched, 4' high x 5' wide in 26 years from seed. Blooms mid April. Hardy to at least -5F.

'ELBY':  Elepidote. ('Fabia' x R. bureavii) x ('King of Shrubs' x R. smirnowii). Cross (1964) by Halfdan Lem, Seattle, WA; raised, named, and introduced by Loyd Newcomb; described and registered by Edna F. Newcomb, both Snohomish, WA. Flowers openly funnel-shaped, 3" across x 2" long, 6-9 per truss, 5-lobed, wavy margins. Deep pink (51B), with lower lobes changing to light yellowish pink (159A); strong red (46A) throat and spotting dorsal lobe; reverse strong red (53D); strong red (53B) rays down center of each lobe (2 on dorsal); buds vivid red (46C). Calyx 1", same color as flower. Flat truss, 6"-7" across x 4"-5" high. Leaves 4" long x 1" wide, elliptic to narrowly elliptic, convex, apiculate, rounded; moderate olive green (147A) above, moderate yellow green (146B) below with light, hairy, brownish orange (164A) indumentum. Plant upright, rounded, well-branched, very floriferous, 4' high x 4' wide in 22 years from seed. Blooms early May. Hardy to at least -5F.

'GALA':  Elepidote. Big Sam [unregistered Elliott cross ('CIS' x unnamed hybrid)] x 'Lem's Cameo'. Cross (1974), raised, named, introduced, and registered by James A. Elliott, Astoria, OR. Flowers openly funnel-shaped, 3" across x 1" long, as many as 15 per truss, 6-lobed, wavy margins. Color:(H.C.C.) neyron rose (623/1) shading gradually to (623/3) in center, with poppy red (16/1) spotting upper lobe; reverse neyron rose (623/1). Calyx ", neyron rose(623/1). Lax ball truss, 7" across x 6" high. Leaves 4" long x 2" wide, elliptic, flat, apiculate, cuneate; upper surface smooth, parsley green (00962), underside pod green (061/2). Plant upright, rounded, well-branched, 5' high x 5' wide in 10 years from seed. Blooms late April. Hardy to at least 10F.

'GERTRUDE SAXE':  Lepidote. R. carolinianum (unnamed pink selection) x R. mucronulatum (unregistered pink selection known locally as Paul's Pink). Cross (1973), raised, named, introduced, and registered by Richard Murcott, East Norwich, NY. Flowers openly funnel-shaped, 1" across x 1" long, 15 per truss, 5-lobed, wavy margins. Strong purplish pink (55B). No calyx. Ball-shaped truss, 4" across x 4" high. Leaves 2" long x 1" wide, elliptic, flat, acuminate, rounded, with brown scales below. Upright, very floriferous, 6' high x 6' wide in 9 years from seed. Blooms mid to late April. Plant hardy to at least -10F; buds, -5F.

'HONSU'S BABY':  Lepidote. R. keiskei 'Yaku Fairy' x R. spiciferum. Cross (1978), raised, named, introduced, and registered by Herbert Spady, Honsuchachac Rhododendron Garden, Salem, OR. Flowers 4/ truss, widely funnel-shaped, 1⅜" across x " long, 5-lobed, wavy margins. White with pale purplish pink (56C) margins; buds strong purplish pink (55B). Calyx ⅛", green. Conical truss, 2⅜" across x 2" high. Leaves 1⅜" long x ⅝" wide, ovate, convex, acute, rounded, with scaly indumentum. Semi-dwarf, dense growth, very floriferous, 15" high x 28" wide in 10 years from seed. Blooms mid April. Plant and bud hardy to at least 7F.

'KING'S RED':  Deciduous azalea. Parentage unknown. Cross (c 1975) by Edward King, Alexandria, VA; raised, named, introduced, and registered by August E. Kehr, Hendersonville, NC. Flowers openly to widely funnel-shaped, 2" across x 2" long, 11-14 per truss, 6-lobed, with frilled margins. Vivid red (46B). No calyx. Ball truss, 5" across x 4" high. Leaves 3" long x 1⅝" wide, elliptic, convex, apiculate, rounded, bullate. Plant upright, open habit, 4' high x 2' wide in 6 years from cutting. Blooms mid May. Plant and bud hardy to at least -15F.

'LEM'S TANGERINE':  Elepidote. 'Margaret Dunn' x ('Anna' x 'King of Shrubs'). Cross (1967) by Halfdan Lem, Seattle, WA; raised, named, introduced, and registered by Loyd Newcomb, Snohomish, WA. Flowers 10-14/truss, openly funnel shaped, 3" across x 2" long, 5 to 6 lobes, wavy margins. Strong yellowish pink (40D) with deep yellowish pink (43C) edging, c 3/16" wide, and vivid red (44A) throat; reverse vivid reddish orange (41A) with 3 to 5 vivid reddish orange (42A) rays, 1" to 2" long. Calyx ⅜" to 1", moderate reddish orange (41C). Dome-shaped truss, 5" across x 4" high. Leaves 4" long x 1" wide, lanceolate to narrowly lanceolate, convex, acute, cuneate; smooth, shiny, moderate olive green (147A) above, light yellow green (145B,C) below. Plant upright, open habit, moderately branched, 5' high x 4' wide in 19 years from seed. Blooms late May. Hardy to at least 0F.

'MARY LOU KEHR':  Evergreen azalea. Unnamed Gable R. macrosepalum hybrid #2 x 'Heiwa-no-hikari' (Hirado, USDA PI 274710). Cross (1963), raised, named, introduced, and registered by August E. Kehr, Hendersonville, NC. Flowers openly funnel-shaped, 2" across x 2" long, double (petals not tightly packed). Light purplish pink (55C); very fragrant. Calyx ⅜", green. Leaves 2⅝" long x 1" wide, elliptic, flat, acute, cuneate, hairy. Spreading, open habit, very floriferous, 2' high x 3' wide in 6 years from cutting. Blooms mid May. Plant hardy to at least -10F; buds, 0F.

'NASELLE':  Elepidote. Big Sam [unregistered Elliott cross ('CIS' x unnamed hybrid)] x 'Lem's Cameo'. Cross (1974), raised, named, introduced, and registered by James A. Elliott, Astoria, OR. Flowers openly funnel-shaped, 4" across x 2" long, as many as 15 per truss, 6-lobed, wavy margins. Color: (H.C.C.) china rose (024/0) shading to maize yellow (607/2) at base of three upper lobes, with burnt orange (014/1) spotting in throat of upper lobes; reverse china rose (024/1). Calyx is minute. Lax ball truss, 7" across x 6" high. Leaves 4" long x 2" wide, elliptic, flat, apiculate, cuneate; upper surface smooth, parsley green (00962), underside pod green (061/2), new growth very pale maroon. Plant broad, rounded outline, moderately branched, 4' high x 5' wide in 10 years from seed. Blooms late April. Hardy to at least 10F.

'PETE LOTRUGLIO':  Lepidote. Parentage and hybridizer unknown. Raised by Pete Lo Truglio, Roosevelt, NY; named, introduced, and registered by Richard Murcott, East Norwich, NY. Flowers open funnel campanulate, 2" across x 1" long, 11 per truss, 5-lobed, wavy margins. Deep pink (51C). No calyx. Ball-shaped truss, 5" across x 5" high. Leaves 3" long x 2" wide, elliptic, with scales below. Spreading habit, very floriferous, 4' high x 4' wide in 12 years from cutting. Blooms mid to late April. Plant hardy to at least -5F; buds, 0F.

'PJM ELITE':  Lepidote. R. carolinianum x R. dauricum var. sempervirens. Cross (1939), raised, named, and introduced by Edmund V. Mezitt, described by R. Wayne Mezitt and Christopher S. Rogers, registered by Weston Nurseries, Inc, all Hopkinton, MA. Flowers openly funnel-shaped, 1" across x 1" long, 10-15 per truss, 5-lobed, wavy margins. Strong reddish purple (72C). No calyx. Flat ball-shaped truss, 3" across x 2" high. Leaves 1" to 2" long x " to 1" wide, elliptic, convex, obtuse, cuneate, with rusty colored scaly indumentum; foliage color is bronze/mahogany from November through April. Upright, dense growth habit, very floriferous, performs best in full sun and exposed areas; 6' high x 4' wide in 10 years from cutting. Blooms late April/early May. Plant and bud hardy to at least -30F. Received A.M. (1953) Massachusetts Horticultural Society.

PJM group:  Lepidote. R. carolinianum x R. dauricum var. sempervirens. Cross (1939), raised, named, and introduced by Edmund V. Mezitt, described by R. Wayne Mezitt and Christopher S. Rogers, registered by Weston Nurseries, Inc, all Hopkinton, MA. Flowers openly funnel-shaped, typically 1" across x 1" long, 10-15 per truss, 5-lobed, wavy margins. Lilac purple to light violet. No calyx. Flat ball-shaped truss, typically 3" across x 2" high. Leaves 1" to 2" long x " to 1" wide, elliptic, flat to convex, obtuse, cuneate, with rust colored scaly indumentum; foliage color is bronze/mahogany from November through April. Upright, dense growth habit, medium to semi-dwarf, very floriferous, performs best in full sun and exposed areas; 4-6' high x 4' wide in 10 years from cutting. Blooms late April/early May. Plant and bud hardy to at least -30F. Received A.M. (1953) Massachusetts Horticultural Society.

'PJM REGAL':  Lepidote. R. carolinianum x R. dauricum var. sempervirens. Cross (1939), raised, named, and introduced by Edmund V. Mezitt, described by R. Wayne Mezitt and Christopher S. Rogers, registered by Weston Nurseries, Inc, all Hopkinton, MA. Flowers openly funnel-shaped, 1" across x 1" long, 10-15 per truss, 5-lobed, wavy margins. Strong reddish purple (72A). No calyx. Flat ball-shaped truss, 3" across x 2" nigh. Leaves 1" to 2" long x " to 1" wide, elliptic, convex, obtuse, cuneate, with rusty colored scaly indumentum; foliage color is bronze/mahogany from November through April. Upright, dense growth habit, very floriferous, performs best in full sun and exposed areas; 5' high x 4' wide in 10 years from cutting. Blooms late April/early May. Plant and bud hardy to at least -30F. Received A.M. (1953) Massachusetts Horticultural Society.

'PJM VICTOR':  Lepidote. R. carolinianum x R. dauricum var. sempervirens. Cross (1939), raised, named, and introduced by Edmund V. Mezitt, described by R. Wayne Mezitt and Christopher S. Rogers, registered by Weston Nurseries, Inc, all Hopkinton, MA. Flowers openly funnel-shaped, 1" across x 1" long, 10-15 per truss, 5-lobed, wavy margins. Strong reddish purple (72B). No calyx. Flat ball-shaped truss, 3" across x 2" high. Leaves 1" to 2" long x " to 1" wide, elliptic, flat to convex, obtuse, cuneate, with rusty colored scaly indumentum; foliage color is bronze/mahogany from November through April. Dense growth habit, very floriferous, performs best in full sun and exposed areas; 4' high x 4' wide in 10 years from cutting. Blooms late April/early May. Plant and bud hardy to at least -30F. Received A.M. (1953) Massachusetts Horticultural Society.

'PRIDENJOY':  Elepidote. 'Lem's Cameo' x 'Kubla Khan'. Cross (1979), raised, named, introduced, and registered by Loyd Newcomb, Snohomish, WA. Flowers widely funnel-shaped, 4" across x 2⅜" long, 23-28 per truss, 7-lobed, wavy margins, moderately fragrant. Moderate red (47A) buds opening to pale yellow (20D) flushed light yellowish pink (37D), changing to pale greenish yellow (10D); strong red (39A) spotting dorsal lobe; throat light yellow (11B); reverse moderate yellowish pink (39C). Winter color of dormant flower buds dark red (187B). Calyx 3/16" to 1", light yellow (11B) edged strong red (39A). Ball-shaped truss, 7" across x 6" high. Leaves 6" long x 2⅞" wide, narrowly obovate, flat, mucronate, cuneate; moderate olive green (147A) above, moderate yellow green (146C) below; new growth moderate olive brown (199A). Upright, broad, moderately branched, 3' high x 4' wide in 7 years from seed. Blooms mid April. Hardy to at least 0F. Placed on ARS Eligibility List, 1987.

'PURPLE JEWEL':  Elepidote. 'Nova Zembla' x unknown. Cross (1963), raised, named, introduced, and registered by Louis A. Hindla, Bohemia, NY. Flowers openly funnel-shaped, 2" across x 1" long, 12 per truss, 5-lobed, wavy margins. Moderate purplish pink (74D) shading to nearly white in throat; prominent dark red (187B) spotted blotch at base of dorsal lobe. Calyx 1/16", light green. Ball-shaped truss, 5" across x 5" high. Leaves 4" long x 1⅝" wide, elliptic, wavy margins, apiculate, cuneate; upper surface smooth, dark yellowish green (139A), underside moderate yellow green (147C) with plastered indumentum. Plant broad, upright, well-branched, 6' high x 6' wide in 22 years from seed. Blooms late June. Hardy to at least -10F.

'STEPHANIE MARIE':  Evergreen azalea. Miyuno no Tsuki [unreg. USDA PI 226144 (1955)] x 'Hino-Red'. Cross (1976) by Henry R. Schroeder; raised, named, introduced, and registered by Stephen Schroeder, Holly Hills, Inc, Evansville, IN. Flowers 22/truss, heavy substance, openly funnel-shaped, 1" across x 1⅝" long, 5-lobed, wavy margins. Calyx ", strong yellow green (145A). Truss 3" across x 2" high. Light purplish pink (55C) to pale purplish pink (55D). Leaves 2" long x ⅞" wide, obovate, apiculate, cuneate. Spreading, dense growth, very floriferous, 2' high x 2' wide in 11 years from seed. Blooms mid April to early May. Plant hardy to at least -15F; buds, -10F.


Volume 41, Number 4
Fall 1987

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