344 DIAGNOSES SPECIERUM NOVARUM. 
>’ Rhododendron Roxieana, G. Forrest. Sp. nov. 
Species distinctissima affinis R. taliensit, Franch. a quo foltis 
confertis anguste oblanceolatis subtus densissime ferrugineo- 
tomentosis pedicellis multo minoribus ovariis tomentosis inter 
alia recedit. 
Frutex 1.5-3 m. altus erectus; ramuli hornotini breves 
crassi foliis congestis fere omnino velati densissime ferrugineo- 
tomentosi, vetustiores squamis petiolisque emarcidis atratis in- 
duti demum cinerei decorticantes; gemmae florales ovoideae 
perulis + late ovatis usque ad 2.5 cm. longis apice rotundatis 
_ vel breviter acuminatis extus dense tomentosis intus sparsius. 
Folia 7-10 cm. longa, I-1.5 cm. lata, lineari-oblanceolata vel 
rarius anguste lanceolata apice vulgo acuta indurato-apiculata 
basi sensim in petiolum angustata margine paulo revoluta 
(juventute multo magis revoluta) coriacea supra atroviridia 
rugosula nitida glabra subtus densissime ferrugineo-tomentosa 
(juventute prima tomentum sordide album); costa supra 
impressa subtus elevata; petioli + 1 cm. longi crassi dense 
ferrugineo-tomentosi. Inflorescentia densa floribus + ro fere 
umbellatis composita; pedicelli sub anthesin 1-1.5 cm. longi 
tomento denso sordide albido induti. Calyx minimus 0.5 mm. 
longus vel paulo ultro albido-tomentosus lobis triangularibus 
haud distinctis. Corolla alba extus roseo-tincta campanulata 
2.5-3 cm. longa, siccitate complanata ore 3—3.5 cm. lata; tubus 
+ 2 cm. longus, basi circ. 5 mm. latus, extus intusque glaber ; 
lobi rotundati I-1.5 cm. diametro breviter emarginati glabri. 
Stamina 10, inclusa inaequalia longiora 1.6-1.7 cm. longa 
filamentis complanatis supra glabris in triente inferiore albo- 
pilosulis antheris t mm. longis ochraceis. Ovarium oblongum 
sulcatum circ. 3 mm. longum, longiuscule albido-tomentosum ; 
stylus vix 2 cm. longus glaber stigmate lobulato praeditus. 
Fructus maturus deest. 
“Shrub of 4-6 ft. Flowers white, flushed rose on 
exterior. Boulder-strewn slopes on the mountains in the 
N.E. of the Yangtze bend, Yunnan, West China. Lat. 
27° 45° N. Alt. 11,000-12,000 ft. July 1913.’’ G. Forrest. 
No. 10,540. 
“Shrub of 8-r0 ft. Flowers rose? In open thickets 
on the mountains in the N.E. of the Yangtze bend. 
Lat. 27° 45’ N. Alt. 10,000 ft. Aug. 1913.” G. Forrest. 
No. 10,991. 
“ Flowers white. 1914.’’ G. Forrest. Nos. 12,609, 13,005. 
N.W. Yunnan. 1907. Monbeig. No. 169 in Herb. Edin. 
This very distinct-looking plant is akin to Rhododendron 
__ taliensts, Franch., but differs markedly in the narrow, closely set 
_ leaves. I take this opportunity of acknowledging my indebted- 
