SPECIES OF PENTSTEMON. 161 
New Species of Pentstemon. 
P. CINERASCENS. Suffrutescent, decumbent and low, the 
woody base producing sterile leafy branches, and others florife- 
rous, the leaves and growing parts canescently and retrorsely 
short-pubescent ; leaves an inch long or less, oblanceolate taper- 
ing to a narrow petiole, all entire, acute: inflorescence loose ; 
pedicels and sepals hirtellous, the latter obovate-oblong to 
oblong-lanceolate, strongly striate, loosely ciliate: corolla 
purple, ? inch long, narrow, strongly bilabiate: sterile filament 
glabrous. 
Douglas Co., Nevada, June, 1902, C. F. Baker, n. 1144 as in 
U. S. Herb. 
P. CHIONOPHILUS. Allied to P. confertus and with equally 
congested inflorescence of small dark-purple corollas, but plant 
low and suffrutescent, with many decumbent woody branches, 
the whole plant barely 6 or 8 inches high, all the parts glabrous: 
leaves ł to 14 inches long, mostly obovate-spatulate, the very 
lowest oblanceolate and petiolate, all entire, obtuse, mucronu- 
late: sepals very short, obovate, subtruncate and cuspidate, the 
margins slightly scarious: corolla less than 4 inch long, with 
long tube subcylindric and limb very short. 
Snow Valley, Ormsby Co., Nevada, C. F. Baker, 8 July, 1902, 
n. 1278 as in U. S. Herb. 
P. LACERELLUS. Allied to D confertus, stouter, more leafy, 
glabrous, not glaucous; lowest leaves elliptic-lanceolate, the 
upper lanceolate, all entire, acute, 14 to 3 inches long: thyrsus 
short, crowded and flowers small; both the leafy bracts of the 
inflorescence and the sepals with broad scarious margins that 
are deeply lacerate: corollas purple, less than 4 inch long, the 
tube narrow-funnelform and segments not small. 
At Sargents’, southern Colorado, 5 July, 1901, C. F. Baker, 
n. 352 as in U. S. Herb. 
P. LATIUSCULUS. Near the last but very stout and large, 14 
LEAFLETS, Vol. i. pp. 161-176. Jan. 23, 1906. 
