202 DIAGNOSES SPECIERUM NOVARUM. 
tenui incano- argenteo induti, supra in regione inflorescentiae 
corymboso-ramosi. Folia caulina circ. 2 cm. lenga, circ. 1.5 
cm. lata, tenuiter tripinnatisecta, segmentis ultimis 2-3 mm. 
longis linearibus, utrinque incano-tomentella ; folia superiora 
minus dissecta, suprema simplicia linearia ad I cm. longa. 
Inflorescentiae corymbosae diffusae pedunculis:ultimis ad 1 cm. 
longis incanis; capitula vix matura 3-4 mm. diametro; in- 
volucri phylla exteriora 2-3 mm. longa linearia vel lanceolata 
incano-tomentella, interiora lanceolata vel elliptica extus plus 
minusve tomentella intus stramineo-scariosa. Flores vix maturi. 
“ China :—Mekong-Salween divide, Yunnan. Lat. 28° 10’ N. 
Alt. 10,000 ft. Strongly aromatic shrubby plant of 9-20 inches. 
Flowers immature. Open stony pasture and on edges of cliffs. 
Sept. 1914.”’ G. Forrest. No. 13,335. 
“On the Tong Shan in the Yangtze bend, Yunnan. Lat. 
27° 20’ N. Alt. 10,000 ft. Aromatic shrubby plant of 12-20 
inches. Flowers immature, probably yellow or brown. Open 
stony pasture. Sept. 1913.’ G. Forrest. No. 11,341. 
This Tanacetum comes from the same area as T. adenanthum, 
Diels, and is closely allied to it. 
Tanacetum glabriusculum, W. W.Sm. Sp. nov. 
Species ex affinitate T. Pallasiani, Trautv. et Mey. a quo 
foliis aliter sectis glabriusculis, corymbis contractis, capitulis 
pallidis recedit. 
Planta ad 75 cm. alta e caudice lignoso oriens, infra pauci- 
ramosa; caulis sat robustus erectus primo tomento albido 
tenui indutus tandem glabrescens. Folia caulina membranacea, 
plerumque 8-12 cm. longa, 2-5 cm. lata, ambitu obovata, in 
petiolum 2-3 cm. longum vix discretum alatum attenuata, 
bipinnatisecta, segmentis primariis plerumque 5 anguste obovatis 
cum rhachi alata conjunctis in segmenta secundaria 5-10 mm. 
longa 2-5 mm. lata lanceolata vel linearia apiculata 3-5-fidis, 
supra viridia glabra, infra pallidiora sparsim pilosa. _Inflores- 
centiae corymbosae contractae 3-4 cm. diametro; pedunculi 
ultimi circ. 5 mm. longi tomento incano induti ; capitula 6-7 
mm. diametro; involucri phylla exteriora 2-3 mm. longa 
linearia vel elliptica extra plus minusve incana, interiora 3-4 
mm. longa elliptica vel obovata, fere ex toto stramineo-scariosa, 
glabra vel fere glabra ; flores numerosi circ. 3 mm. longi pallido- 
lates beget | achaenia matura desunt. 
—Yunnan ; mountains in the N.E. of the Yangtze 
bend. Yat 27° 45’ N. Alt. t0,000 ft. Shrubby plant of 2-2} 
ft. Flowers light-yellowish brown. Open stony pasture on the 
margins of pine forests. Sept. 1913.’ G. Forrest. No. 11,302. 
“Yunnan, Mekong-Yangtze divide. Lat. 27° 40’ N. Alt. 
