a 
DIAGNOSES SPECIERUM NovaRuM. 275 
Rhododendron lithophilum, Balf. f. et Ward. 
Frutex nanus vix 1 m. altus. Rami tenues esetulosi, juven- 
iles ad 1.5 mm. diam. purpurei sparsissime lepidoti. Folia 
cum floribus coaetanea petiolata ad 3.5 cm. longa; lamina papy- 
racea obovalis ad 3.1 cm. longa 1.1 cm. lata, apice rotundata 
saepe retusa tuberculato-mucronulata, margine cartilaginea sub- 
plana saepe rubida et obscure undulata setulis tenuibus paucis de- 
tersilibus ornata, basi in petiolum attenuata; supra (in specimini- 
bus nostris) atro-brunnea glabra, costa media haud sulcata ;subtus 
pallidior squamis inter se 1 mm. distantibus conspersa epilosa 
nune setula sporadica praedita, costa media rubra elevata spar- 
sissime lepidota, venis primariis utrinsecus ad 8 rubris; petiolus 
cire. 4 mm. longus sparsim lepidotus nunc sparsim setulosus. 
Umbellae 2-4-florae terminales ; pedicelli breves circ. 1 cm. longi 
purpurei esetulosi sparsim lepidoti sub calyce incrassati. Calyx 
minutus circ. 1.5 mm. _ longus; cupula glabra; __lobi 
membranacei elepidoti margine setulosi. Corolla _ pallide 
sulfurea maculata infundibuliformis obliqua circ. 1.8 em. 
longa extus lepidota epilosa intus puberula; lobi 5 
rotundati vel oblongo-ovales venulosi circ. 7 mm. longi 9 
mm. lati integri. Stamina ro inaequalia corolla breviora, longiora 
ad 1.3 cm. longa breviora circ.g mm. Discus glaber. Gynaeceum 
corolla brevius ad 1.4 cm. longum; ovarium conoideum sulcatum 
truncatum dense lepidotum ; stylus rectus tenuis glaber sub stig- 
mate lobulato haud incrassatus. Species Seriei Trichocladi. 
Burma: Western spur of Imaw Bum. Alt. 12,000 ft. 
Dwarf shrub of 2-3 feet amongst large granite boulders in bam- 
boo thickets, S.-facing slopes. Flowers pale sulphur yellow, 
leaves thin and membranous more or less bordered with red. Not 
common. (cf. 3097.) Kingdon Ward No. 3303. 2.7.10. 
A species of the Trichocladum Series distinguished by its 
foliage, its general want of bristles, its usually glabrous pedicels 
and its very small calyx. 
4 Rhododendron manopeplum, Ealf. f. et Forrest. 
Frutex pauci-ramosus. Rami stricti divaricati, hornotini 
sparsissime rubro-glandulosi glandulis breviter stipitatis, anno- 
tini glabri circ. 3 mm. diam. Folia breviter petiolata ad 10 cm. 
longa; lamina coriacea oblongo-ovalis ad 8.5 cm. longa 4.5 cm. 
lata, apice paullo angustata subrostratim mucronata, basi rot- 
undata cordulata; supra juventute sparsim rubro-glandulosa et 
floccosa maturitate glabra olivacea et purpurascens, costa media 
sulcata plus minusve flava traversa ; subtus pallide fulva velo in- 
dumentali e pilis sebaceis ramosis aedificato obtecta et prope cos- 
tam mediam flavam elevatam basim versus pinguem sursum mox 
