80 



PLANT MATERIAL INTRODUCED 



100281 to 100364— Continued. 



100324. Rhododendron sp. 

 F. 30877. 



100325. Rhododendron sp. 



F. 7. 



100326. Rhododendron adenophorum Balf. 

 and Smith. 



F. 30888. A shrub up to 7 feet high, with thick 

 lanceolate leaves 5 inches long and rose-colored 

 flowers over an inch long in lax umbels. Native 

 to Yunnan. 



For previous introduction see 94101. 



100327. Rhododendron aperanttjm Balf. and 

 Ward. 



F. 29938. A dwarf spreading shrub 6 to 20 

 inches high, native to northeastern Burma, at 

 altitudes between 12,000 and 14,000 feet. The 

 oval to oblanceolate leaves, 2 inches long, are 

 almost sessile in whorls at the ends of the branch- 

 lets. The tubular-campanulate flowers, in 

 various shades from white to rose, deep-rose, 

 orange, and yellow, are about 2 inches long and 

 are borne in 1- to 4-flowered lax umbels. 



100328. Rhododendron arizelum Balf. and 

 Forr. 



F. 29785. A shrub or small tree 10 to 20 feet 

 high, native to Burma and Tibet. The branch- 

 lets are clothed in cinnamon or gray tomentum, 

 and the oval to oblanceolate leaves, 6 inches 

 long, are dark green and rugulose above and 

 cinnamon or brown tomentose beneath. The 

 obliquely campanulate flowers, 2 inches across, 

 are white, creamy yellow, or yellow tinged with 

 rose, with crimson blotches at the base, and are 

 borne in racemose umbels of 15 to 25 flowers. 



100329. Rhododendron beesiantjm Diels. 



F. 30894. A shrub 15 to 20 feet high, with 

 leathery, purple-green narrowly oblanceolate 

 leaves about 6 inches long and deep rich-rose 

 flowers up to 2 inches across. Allied to R. de- 

 lavayi and native to Yunnan. 



For previous introduction see 94108. 



100330 and 100331. RHODODENDRON GRIER- 

 sonianum Balf. and Forr. 



A shrub 5 to 10 feet high, native to western 

 Yunnan. The narrowly lanceolate leaves, 4 to 

 8 inches long, are green above and covered be- 

 neath with a loose whitish to buff woolly tomen- 

 tum. The funnel-campanulate flowers, in 

 clusters of 5 to 12, are 2 to 3 inches long and are 

 bright geranium-scarlet, dappled inside with 

 darker spots. 



For previous introduction see 97665. 



100330. F. 29762. 100331. F. 30392. 



100332 and 100333. Rhododendron bullatum 

 Franch. 



A loosely branched shrub up to 8 feet high, 

 native to Yunnan. The branchlets are densely 

 and softly woolly, the elliptic-ovate leaves, 2 to 

 4 inches long, are puckered above and loosely 

 woolly pubescent beneath, and the broadly tu- 

 bular pink-tinged white flowers, 2 to 3 inches 

 long, are borne in terminal clusters. 



100332. F. 30393. 



100333. G.F. 16. 



CALOXANTHUM Balf. 



100334. Rhododendron 

 and Farr. 



F. 29647. A shrub 3 to 5 feet high, native to 

 northeastern Burma between 11,000 and 12.000 

 feet altitude. The leathery broadly elliptic to 

 orbicular leaves, 2 inches across, are dark green 

 above and pale glaucous green beneath with 

 scattered glandular hairs. The campa ulat 



100281 to 100364— Continued. 



citron or sulphur-yellow flowers, over 1 inch 

 long, are borne in 4- to 6-flowered umbels. 



100335. Rhododendron cantabile Balf. f. 



F. 30395. 



For previous introduction and description see 

 98459. 



100336. Rhododendron chaetomallum Balf. 

 and Forr. 



F. 30539. A shrub 4 to 5 feet high, with thin 

 twiggy branches densely clothed with branched 

 bristly hairs. The oblong-obovate leathery 

 leaves are about 4 inches long, dark olive green 

 above, and covered beneath with tawny wool. 

 The deep-crimson tubular-campanulate flow- 

 ers, 2 inches long, are borne in 4- to 6-flowered 

 terminal umbels. It is native to Tibet and 

 Yunnan between 11,000 and 13,000 feet altitude. 



100337. Rhododendron decorum Franch. 



F. 30887. A western Chinese evergreen shrub 

 with glabrous leaves, glaucous beneath, and 

 broadly bell-shaped white or pink flowers 2 

 inches across. 



For previous introduction see 97661. 



100338. Rhododendron euchaites Balf. and 

 Forr. 



F. 29545. A shrub or small tree 15 to 20 feet 

 high, closely related to R. neriiflorum, native to 

 northeastern Burma and adjacent Yunnan. 

 The oblong to oval leaves, 2 to 4 inches long, are 

 dark green and smooth above and white waxy 

 beneath. The bright-crimson fleshy tubular- 

 campanulate flowers are 1 to 2 inches long and 

 are borne in umbels of 5 to 12. 



100339 and 100340. RHODODENDRON FACETUM 



Balf. and Ward. 



A tree 15 to 20 feet high, with the branchlets 

 covered with fine white or tawny farinose 

 pubescence, native to rain forests at 9,000 feet 

 altitude in northeastern Burma and adjacent 

 Yunnan. The oblong-elliptic to oblong-lance- 

 olate leathery leaves are 5 to 8 inches long, and 

 the fleshy tubular-campanulate flowers, 2 

 inches long, are scarlet with deeper spots. 



100339. F. 29926. 100340. F. 30375. 



100341. Rhododendron fictolacteum Balf. f. 



F. 30893. A tree up to 45 feet high, with 

 cinnamon-tomentose branchlets, native to 

 Yunnan. The oblong-obovate to oblanceolate 

 leaves are 6 to 12 inches long, dark green and 

 rugulose above and clothed with buff to rusty 

 brown tomentum beneath. The obliquely cam- 

 panulate flowers, 2 inches long and twice as 

 broad, vary from white to creamy white or rose 

 tinted, with a deep-crimson basal blotch and 

 radiating spots, and are borne in corymbs of 

 12 to 15 flowers each. 



100342. Rhododendron glischrum Balf. and 

 Smith. 



G. F. 2. A tree up to 25 feet high, native to 

 Yunnan and Burma. The oblanceolate leaves, 

 4 to 10 inches long, are bright green above and 

 are densely hispid with long curved setae 

 beneath. The campanulate flowers, 2 inches 

 long, are deep rose with a crimson blotch at the 

 base and are borne in a racemose umbel of 

 about 10. 



100343. Rhododendron habrotrichtjm Balf. 

 and Smith. 



F. 29588. A shrub 4 to 10 feet high, with 

 branchlets densely clothed with coarse gland- 

 ular bristles. The elliptic-oblong leathery 

 leaves, 4 to 7 inches long, are dark green above 

 and pale green beneath, and the funnel-cam- 

 panulate flowers, 2 inches long, are white or 



