"Kan 
6° \ 
Sb 
oa 
DIELS—ERICACEAE. 2TI 
and G. Hookeri, Clarke, but more glabrous, and remarkable by the 
pure white waxy inflorescence. 
Rhododendron gymnanthum, Diels. Sp. nov. 
Frutex o'9-2 m. altus. Folia persistentia; superiorum 
petiolus ca. r cm. longus, lamina papyracea, glabra, oblanceolata, 
basin versus sensim angustata, apice acuta, 10-12 cm. longa, 
2°5-3 cm. lata. Racemus brevis terminalis, pedunculi glabri, 
sepala brevia ca. 1 mm. longa, corolla infundibuliformi-campan- 
ulata, rosea, basi purpurea, superius purpureo-punctata vel 
striolata, 3-5-4 cm. longa, ore 2°5-3 cm. lata ; limbi lobi rotun- 
dati, 15-2 cm. diamet. Stamina 10, filamenta basi paulo latiora, 
glabra, 2-3 cm. longa. Ovarium 0°5-0'6 cm. longum, conicum, 
glabrum, stylus ca. 3 cm. longus. 
“Shrub of 3-6 ft. Flowers rose, with crimson markings. 
Open, seh situations on the Mekong-Salwin divide, north-west 
of Tsekou. Lat. 28° 12’ N. Alt. 13,000 ft. August 1904. 
S.E. Tibet.” G. Forrest. No. 5071. 
Similar to Rhododendron likiangense, Franch. (Tse Kou, Soulié, 
No. 1000), but differing by shorter and narrower leaves, larger 
flowers, and the peduncles not being tomentose. 
-0\0 Rhododendron Forrestii, Balf. f. ms., descr. Diels. 
Frutex scandens o’g-1'5 m. altus; rami ultimi breves. 
Folia breviter petiolata, coriacea, obovata, apice minute mu- 
cronulata, margine recurva, subtus purpurascentia glandulosa, 
nervis reticulatis subbullata, 1-5-2 cm. longa, o°8-1'2 cm. lata, 
costa subtus prominens. Bracteae summae latissimae, pallidae, 
apice minute tomentellae. Calyx obsoletus. Corolla intense 
kermesina, tubus circ. 2 cm. longus sensim ampliatus, limbi 
lobi suborbiculares. 
“* Climber of 3-5 ft. Flowers deep crimson. On moist, moss- 
covered rocks on the ascent of the Tsedjiong pass, Mekong- 
Salwin divide. Lat. 28° 10’ N. Alt. ro-11,000 ft. June— 
July 1905. S.E. Tibet.’’ G. Forrest. No. 699. 
In habit similar to R. dendrocharis, Franch., but distinguished 
by the glabrous branchlets, the shorter petioles, the leaves being 
not lepidote, the calyx obsolete, and the corolla-tube longer. 
I could not examine the stamens and ovary without oe 
the specimen. 
Riededesdeon Stewartianum, Diels. Sp. nov. 
Frutex o‘9-2'2 m. altus. Rami pallide corticati, caules 
novelli breves. Folia (summa) petiolo robusto ca. 1 cm. longo 
praedita; lamina coriacea, glabra subtus lutescenti-viridis, 
late obovata, apiculata, 5~7 cm, longa, 3~3°5 cm, lata, subtus 
