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202 DIAGNOSES SPECIERUM NOVARUM. 
sime indurato-apiculata, basi rotundata, saepe breviter corda- 
tula, rigide coriacea, supra glabra, infra dense lepidota sub- 
glauca, nervis 7-9 paribus, supra subobscuris, infra obscuris- 
simis; petiolus 8-13 mm. longus glaber. Flores 4~—5-nati, 
suberecti, 3-3.5 cm. longi, saturate roseo-lavendulacei (ex 
collectore), saturatius maculati atque striati; pedicelli 2.5-3.5 
cm. longi, sparse lepidoti. Calyx circ. 2 mm. longus, membran- 
aceus, dense lepidotus, in lobos quinque ovatos obtusos fere 
ad imum fissus. Corolla 3-3.5 cm. longa, late infundibuli- 
formis glaber ; tubus basi 5 mm. latus, ad 2 cm. ore ampliatus ; 
lobi patentes ovati vel subrotundati, integri. Stamina Io, 
tubo exserta, filamentis supra glabris, infra dense albo-pilosis. 
Ovarium circ. 5 mm. longum, oblongum, dense lepidotum, stylo 
glabro corollam aequante. Fructus deest. 
“Shrub or tree of 15-25 ft. Flowers deep rose-lavender 
with darker markings. In rhododendron forest on the western 
flank of the Lichiang Range. Lat. 27° 20’ N. Alt. 11,000- 
12,000 ft. June rgto.” G. Forrest. No. 5873. 
Closely allied to Rhododendron rigidum, Franch., but with 
different leaves and larger flowers. 
Rhododendron prostratum, W. W. Sm. Sp. nov. 
Species valde affinis Rhododendro saluenensi, Franch. ; 
habitu prostrato, foliis minimis ellipticis supra rugosulis lucidis 
primo tota margine ciliatis, floribus solitariis vel binis, longius- 
cule pedicellatis, corollae tubo brevissimo inter alia differt ; 
calycis segmentis miro modo appropinquat; praeterea ad R. 
dendrocharin, Franch. spectat quod tamen calyce corollaque 
multo minore facile distinguitur. 
Fruticulus 5-10 cm. longus, humi prostratus, ramosus ; 
ramuli hornotini breves, foliosi, longe rufo-setosi, lepidoti, 
vetustiores fusci, mox decorticantes, omnes apice juniorum 
florigera excepta solo adpressi ; gemmae ovoideae perulis ovatis 
vel ellipticis extus dense lepidotis margine albo-ciliatis. Folia 
6-8 mm. (raro 12 mm.) longa, circ. 5 mm. (raro 7 mm.) lata, 
elliptica, apice rotundata vel obtusa, minute apiculata vel 
breviter emarginata, basi rotundata vel late cuneata, margine 
revoluta, primo ubique longe albo-ciliata, deinde glabra, coriacea, 
supra atroviridia, rugosula, lucida, squamulis absentibus nisi 
perpaucis in prima aetate, subtus squamulis contiguis sub- 
flavidis vel rufescentibus vestita ; costa media supra impressa, 
subtus evanida, nervis secundarlis supra rugositatem efficienti- 
bus, infra invisibilibus; petiolus 1-2 mm. longus, sparsius 
lepidotus atque rufo-setosus. Flores saepius solitarii, non- 
nunquam bini e gemma terminali orti, pedicellis 1-2 cm. longis, 
