206 DIAGNOSES SPECIERUM NOVARUM. 
brevibus. Petala circ. 3 mm. longa lineari-oblonga. Stamina 
corollam paulo superantia. Fructus (si specimen Forrestianum 
num. 15,015 huc recte allocatum) circ. 2.2 cm. longus, lineari- 
spathulatus, apice rotundatus saepe retusus supra medium 
4 mm. latus, basi calyce persistente inclusus 1 mm. latus. 
“ West China :—Western flank of the Lichiang Range, 
Yunnan, in mixed forests. Lat. 27° N. Alt. 10,000-11,000 ft. 
Tree of 40-50 ft. Flowers creamy-yellow, fragrant. May 
1917.’ G. Forrest. No. 13,797. 
“Mu-li Mountains, S.W. Szechwan, in open mixed forests. 
Lat. 28° 12’ N. Alt. gooo ft. Shrub or tree of 20-40 ft. 
Flowers creamy-yellow, fragrant. June 1918.” G. Forrest. 
No. 16,462. 
‘‘S.E. Tibet :—Doker-la, Mekong-Salween divide, Tsarong 
province, in mixed forests, Lat. 28° 25’ N. Alt. 10,000 ft. 
Shrub or tree of 30-45 ft. Flowers fragrant, creamy-yellow. 
June 1918.” G. Forrest. No. 16,552. 
4 Mekong-halween divide, Yunnan, in open mixed and pine 
forests. Lat: 28° 12’ N. Alt. 10,000—I1,000 — of 30-40: 
ft.. In fruit. Oct. 1917.” G. Forrest. No.1 
This new species is closely allied to F. sch ace Wall., 
which occurs also in Yunnan. 
Impatiens xanthocephala, W. W. Sm. Sp. nov. 
Species inter affines chinenses habitu nano, caule simplici, 
foliorum oppositorum lamina minima, floribus pro planta 
permagnis laminam foliorum duplo vel triplo superantibus, 
sepalis 4, alarum lobo distali longe stipitato, labello (cum 
caleare longo incurvo) purpureo-maculato bene notata. 
Herba 5-10 cm. alta, glaberrima, caule simplici gracili basi 
aphyllo. Folia opposita petiolo ad I cm. longo saepe purpureo 
suffulta ; lamina ad I cm. longa, ad 8 mm. lata, saepe multo 
minor, ovata, apice obtusa, basi late cuneata vel rotundata, 
margine pauci-crenata, nervis 2-3 paribus obscuris. Flores 
cuique plantulae 3-5, in axillis bractearum foliacearum lanceola- 
tarum solitarii; pedicelli ad 1 cm. longi. Flores magni circ. 
3-5 Cm. expansi saturate aurantiaci, labello calcareque purpureo- 
maculatis. Sepala 4, exteriora orbicularia, 2 mm. diametro, 
submembranacea, vix apiculata, costa tenui, 2 interiora multo 
minora, ovata, membranacea, mutica, costa obsoleta. Vexillum 
circ, 5 mm. longum, pro flore parvum, valde cucullatum, apice 
integrum, dorso ecristatum. Alae circ. 2.3 cm. longae sessiles ; 
lobus basalis parvus rotundatus 2 mm. diametro ; lobus distalis 
5-6 mm. stipitatus, late dolabriformis, apice rotundatus ; 
auricula dorsalis parva inflexa. Labellum infundibuliforme, 
ore circ, 8 mm. latum apice obtusum, cum calcare incurvo gracili_ 
