DIAGNOSES SPECIERUM NoVARUM. 271 
Corolla caerulea emaculata cire. 2.5 cm. longa subzygomorpha a 
tubo lato brevi haud sulcato sursum in limbum explanatum am- 
pliata extus lepidota epilosa intus puberula; lobi rotundati vel 
elliptici ad 1.5 cm. longi. Stamina ro inaequalia, longiora circ. 
2.5 cm. longa corollam aequantia antheris purpureis oblongis circ. 
2.5 mm. ‘longis, breviora circ. I.5 cm. longa antheris globosis 
cire. I mm. diam.; filamenta deorsum paullo dilatata basi nuda 
sursum intra tubum corollinum dense puberula. Discus puberu- 
lus. Gynaeceum 3.2 cm. longum corollam staminaque superans ; 
ovarium circ. 4 mm. longum paullo sulcatum truncatum dense 
lepidotum ; stylus glaber sub stigmate lobulato labiatim expansus. 
Species in Serie Trifloro, phyli Rh. siderophylh. 
Central Yunnan: JIo-chow. Alt. 3200 m. Maire 51/1914. 
(Herb. Edin.) 
One of the Siderophyllum phylum. Distinguished by the 
puberulous petioles, the midrib puberulous above, and by the 
corolla puberulous inside. 
I think here come also Maire 1105 (Herb. Edin.). Probably 
also Maire 43/1914 (Herb. Edin.) and Maire 44/1914 (Herb. 
in.) 
: ?5(Rhododendron jangtzowense, Balf. f. et Forrest. 
Frutex ad 3 m. altus durus rigide ramosus. Rami annotini 
cire. 4 mm. diam. indumento sublanato denso primo albido dein 
cinereo vestiti. Perulae fugitivae. Folia petiolata ad 10 cm. 
Jonga; lamina crasse coriacea obovalis vel oblongo-ovalis ad 8.5 
em. longa 3 cm. lata, apice rotundata breviter tuberculato- 
mucronata, margine cartilaginea paullo recurva, basi obtusa vel 
rotundata nunc subcordulata; supra pallide viridis glabra (in 
juventute sparsim floccosa), costa media suleata, venis primariis 
utrinsecus ad 12 paullo impressis; subtus indumento denso per- 
sistente bistrato—strati superi pilis longe stipitatis in ramos 
plurimos radiantes deliquescentibus et stratum inferum pilorum 
rosulatorum breviter ramosorum laxe obtegentibus—primo 
albido ut videtur vestita sed specimina nostra omnia 
mycophyllon aedificantia fuliginosa sunt, costa media 
erubescente sparsissime floccosa; petiolus ad 1.5 cm. 
longus purpurascens ut rami vestitus. Flores in um- 
bellas circ. 4-floras dispositi; pedicelli dense floccoso-lanati sub- 
glutinosi circ. 1.5 cm. longi. Calyx magnus foliaceus conspicue 
zygomorphus fere 2 cm. longus; cupula parva 1-2 mm. longa ; 
limbus flavidus membranaceus irregulariter 5-lobatus ; lobi nunc 
dentati, postici majores, antici nunc 3 mm. longi, glabri vel 
sparsim floccosi post fecundationem delapsi. Corolla intense 
rosea tubuloso-campanulata 4.5 cm. longa septis incompletis 
praedita et basi gibbosa sacculis atro-kermesinis ; lobi rotundati 
