Tas. 8696. 
RHODODENDRON pIscoLor. 
Western China. 
ERIcAcEAE. Tribe RHODOREAE. 
RHopopENDRON, Linn. ; Benth. et Hook. f. Gen. Plant. vol. ii. p. 599. 
Rhododendron (§ Eurhododendron) discolor, Franch. in Journ. de Bot. 
vol. ix. p. 891 (1895); Hemslf et E. H. Wils. in Kew Bull. 1910, p. 112; 
Rehder et Wils. in Sargent, Pl. Wilson. vol. i. p. 542; Bean, Trees 
é Shrubs, vol. ii. p. 853; species foliis magnis eglandulosis, floribus 
a speciosissimis, filamentis glabris, ovario styloque ubique glandulosis 
istincta. 
Frutex robustus, usque ad 2 m. altus; ramuli ultimi teretes, apicem versus 
circiter 1-5 cm. crassi, glabri, leviter nitidi.. Folia magna elongato-elliptica 
vel oblongo-elliptica, utrinque obtusa apice mucronata, 15-30 cm. longa, 
6-8 cm. lata, tenuiter coriacea, supra fusco-viridia et immerso-reticulata, 
infra eglandulosa, cinerea et conspicue tenuiter reticulata, areis reti 
venularum circumclusis leviter elevatis; costa supra plana, infra basin 
versus valde conspicua, circiter 5 mm. lata, apicem versus sensim 
attenuata; nervi laterales utrinsecus 15-18, graciles, flexuosi, supra 
immersi, infra vix prominuli, marginem versus valde ramosi; petioli 
robusti, 2-3 cm. longi, supra plani, 6-7 mm. lati, glabri. Gemmae laterales 
(foliiferae) saepius plures, subcylindricae, 6-7 cm. longae, medio circiter 
1-5 cm. diametro; squamae ab extremo sensim longiores, exteriores late 
ovatae, acutae, circiter 1 cm. longae, minutissime ciliolatae, interiores 
elongato-oblanceolatae, acutae, 5-6 cm. longae, 1-1°3 cm. latae, tenuiter 
chartaceae, ciliolatae, utrinque glabrae. Inflorescentia terminalis, magna, 
8-10-flora, 20-25 cm. expansa; axis 2°5-3 cm. longus, glaber; pedicelli 
demum subnutantes, 2°5-8 cm. longi, glabri. Calyx obsoletus, undulatus, 
margine glandulis sessilibus ornatus, extra glaber. Corolla alba, late 
infundibuliformis, limbo usque ad 12cm. expanso; tubus a basi sensim 
ampliatus, 3°5 em. longus, apice circiter 4 cm. diametro, striatus, glaber ; 
lobi 6-7 oblongo-semicrbiculares, apice rotundati et leviter emarginati, 
3-4 cm. longi, 3 cm. lati. Stamina plerumque 14, subaequalia, leviter 
exserta; filamenta inferne complanata, glabra; antherae pallide fiavae, 
4°5 mm. longae. Ovariuwm 8-loculare, stipitato-glandulosum ; stylus longe 
exsertus, ubique glandulis sessilibus ornatus, stigmate magno capitato- 
indusiformi coronatus.—J. HuTcHinson. 
The fine Rhododendron here figured is a native of 
western Hupeh, where, according to Mr. E. H. Wilson, 
to whose efforts its introduction is due, it is the common 
species of wocds up to an elevation of 8,000 feet. It is 
s readily recognised, in the group with glabrous leaves to 
which it belongs, by its large white flowers with glabrous 
Feprvary, 1917, 
nee 
