212 DIAGNOSES SPECIERUM NOVARUM. 
infra 2 mm. latus superne gradatim ampliatus ventricosus circ. 
I cm. latus; labium superum oblongo-ellipticum galeatum 8 
-mm. longum integrum extus pulcherrime purpureo-villosum ; 
labium inferum patens circ. 1.2 cm. longum lobo medio reniformi 
fere 1 cm. lato margine pulchre erosulo utrinque glabro lobis 
lateralibus subrotundatis medio minoribus extus villosis. Sta- 
mina e tubo exserta labio supero paulo breviora filamentis pur- 
pureo-villosis antheris glabris. Nuculae desunt. 
“ Plant of 12-20 inches. Flowers deep blue-purple. Open 
stony limey pasture on the mountains of the Chungtien plateau. 
hats 27°30: Ni. Alt..:12,000: fte-: July aor’ «-G. ‘Forrest, 
No. 8 
It is to be hoped that this very beautiful species will be 
introduced to European gardens. The plant is dedicated to 
Miss Isabella Forrest, the sister of the collector. 
Pertya monocephala, W. W. Sm. Sp. nov. 
Species valde affinis P. phylicoidi, J. F. Jeffrey a qua capitulis 
solitariis terminalibus longe pedunculatis majoribus inter alia 
distinguitur ; P. Bodinieri, Vaniot ex descriptione inflorescentia 
ampla capitulis unifloris maxime recedit. 
Fruticulus 30-60 cm. altus. Ramuli rigidi virgati plus 
minusve scabridi. Folia circ. 5 mm. longa, 3-5-fasciculata, 
ita revoluta ut linearia videantur, apice spinescentia, supra 
subglabra vel sparsius araneoso-villosa, infra dense albo-sericea, 
pulvinis sericeis inserta. Capitula solitaria, ramulos termin- 
antes, usque ad 2 cm. pedunculata, circ. 2.5 cm. longa, medio 
circ. 1.5 cm. lata, 7~-10-flora. Involucri phylla pluriseriata 
lanceolata, longiuscule acuminata apiculata, membranacea, 
pallido-viridia, exteriora 5-10 mm. longa, margine albido- 
scariosa atque fulvido-araneoso-villosula, interiora usque ad 2 
cm. longa, subglabra. Corolla fere 2 cm. longa, alte 5-fida, 
segmentis linearibus circ. 5 mm. longis. Antherae basi longe 
caudatae. Achaenia circ. 4 mm. longa, oblonga, densissime 
albo-sericea. Pappi setae simplices rigidiusculae scabridae 
albidae 1.5 cm. longae vel ultro. 
“ China :—Jalung, Oui-chu Valley, Western Yunnan; at an 
elevation of gooo—10,000 ft. Shrub of 1-2 ft. January 1914.” 
F. Kingdon Ward. No. 1141. (Also found, according to Mr. 
Ward, in the arid region of the Salween and Mekong Valleys.) 
The present species shows a close affinity in foliage to Pertya 
phylicoides, J. F. Jeffrey, of the same region but differs much in 
the inflorescence. 
