BALFOUR—NEW SPECIES OF RHODODENDRON, 129 
old, and the under-surface of the leaves is a brilliant red coated 
with glands of a particularly sticky character. See what I 
say in Trans. Bot. Soc. Edin., xxvii (1917), 224. 
Rhododendron oporinum, Balf. f. et Ward. 
Frutex multiramosus floribus serotinis ubique plus minusve 
lepidotus squamis peltatis magnis fere ad 0.5 mm. diam. 
breviter stipitatis ex umbone magno institaque integra fere 
aequilata aedificatis primo niveis tandem aurantiacis vel rubro- 
resinosis ultimo brunneis et nigrescentibus. Ramuli hornotini 
et annotini circ. 2 mm. diam. nigricantes contiguo-lepidoti 
epilosi seniores sordide grisei squamarum vestigiis nigris verru- 
culosi deinde decorticantes. Alabastrorum oblongorum angus- 
torum circ. 3.5 mm. diam. perulae pallide brunneae exteriores 
crustaceae ovatae vel subrotundatae 3.5 mm. longae carinatae 
obtusae vel subtruncatae mucronulatae dorso lepidotae_ et 
puberulae interiores membranaceae obovato-spathulatae circ. 
I.5 cm. longae 5 mm. latae carinatae truncatae mucronulatae 
obscure denticulatae minutissime ciliatae dorso lepidotae et 
puberulae ; folia juvenilia convoluta utrinque squamis albidis 
latis imbricatis lepidota costa media supra dense puberula. 
Folia ad 8.5 cm. longa petiolata ; lamina coriacea late lanceolata 
vel oblongo-lanceolata ad 7.5 cm. longa 3 cm. lata apice longe 
corneo-apiculata (apiculo circ. 2 mm. longo) margine anguste 
cartilaginea paullo recurva basi obtusa vix rotundata vel trun- 
catula nec angustata, supra atro-viridis subvernicoso-nitida in 
modum squali corii rugulosa ubique squamulis marcidis griseo- 
albidis vel rubro-resinosis vel nigricantibus obtecta costa media 
subrubida paullo sulcata sulco pilis albidis strictis brevibus sim- 
plicibus vel stellatim ramosis cum squamis marcidis obducto 
venis primariis utrinsecus circ. 12 occultis, subtus pallidior 
fulva epilosa squamis uniformibus persistentibus bicoloratis 
—albidis et brunneis—fere contiguis lepidota intervallis 
epidermicis nudis olivaceis papillis depresso - petasiformibus 
praeditis, costa media elevata rubida plus minusve lepidota 
epilosa venis primariis et venularum reti occultis ; petiolus 
circ. 1.5 cm. longus crassus contiguo-lepidotus supra sulcatus 
sulco puberulo ubique inter squamas plus minusve conmspersas 
pilis obductus. Flores racemo-umbellam ad 6-floram termi- 
nalem construentes rhachi circ. 7 mm. longa lepidota et puberula ; 
bracteae fulvidae crustaceo-coriaceae dorso lepidotae intus 
adpresso-puberulae margine breviter albo-ciliatae, steriles late 
ovatae vel rotundatae carinatae apiculatae, fertiles obovato- 
spathulatae cucullatae circ. 1 cm. longae 4 mm. latae subtrun- 
catae; pbracteolae ramentaceae lineari-subclavatae acutae 
uninerviae brunneae circ. I.2 cm. longae I mm. latae intus 
* 
