222 
BOTANY. 
the cymes pedunculated ; sepals lanceolate, acuminate ; corolla yellowish, 
long, scarcely bilabiate and but little dilated ; anthers glabrous, expanding ; 
sterile filament glabrous. — The numerous specimens of the collection differ 
in some respects from the above description, having the panicles for the most 
part elongated and not crowded, the upright peduncles rarely equaling the 
flowers, the leaves denticulate or entire, and the sterile filament frequently 
bearded with yellow hairs. Stems 4-15' high, ascending ; leaves J-lj' in 
length, 2—4:" wide, sometimes very obtuse and erosely dentate ; flowers usu- 
ally secund, dull brownish-yellow or slightly rose-colored. Idaho and Wash- 
ington Territory. Foot-hills of the Trinity and Pah-Ute ranges and in the 
East and West Humboldt Mountains, Nevada; 5-7,000 feet altitude; June- 
August. (785.) 
Pentstemon gracilentus, Gray; I.e.,]?. 75. Stem slender, ascending, 
about 1° high, glabrous ; leaves entire, the lower 2' long, lanceolate, attenu- 
ate into slender (!') petioles, the upper linear with a narrowed base, and the 
floral ones linear-setaceous ; peduncles few, slender, 3-5-flowered ; the sepals 
and pedicels equal, glandular-pubciulent ; the blue corolla ^' long, slightly 
dilated above ; anthers glabrous, the cells confluent at the apex and dehiscent 
downward to the middle, minutely denticulate upon the margins ; the sterile 
filament filiform and bearded. — Northern California and near Carson City, 
Nevada, (111 Anderson.) 
Pentstemox heterophyllus, Lindl. Graij, I. c, 2^. 75. Glabrous or 
pruinose-puberulent, scarcely glaucous ; leaves entire, the cauline hnear- 
lanceolate or narrowly linear, attenuate at base ; raceme virgate, the slender 
peduncles 1- or rarely 2-flowered ; sepals broad, abruptly acuminate; corolla 
reddish-purple, 1' long, dilated-funnelforni above, sHghtly bilabiate; anther- 
cells confluent at the apex, dehiscent to the middle, and saccate at base, hir- 
sutely ciliate upon the margins.— Stems 1-2^° high, slender, often diffusely 
l)ranched ; leaves 2-4' long, 1-5" wide. The present specimens are all 
glaucous, with unusually small sepals, scarcely a line in length and mostly 
obtuse. California, throughout its whole length. Wahsatch Mountains, 
(Provo Canon ;) 6,000 feet altitude ; July. (786.) 
Var. LATiFOLius. Shrubby at base ; leaves ovate, oblong or lanceolate, 
0"-2j' long by j-1' wide; sepals ovate with a long reflexed acumination. 
Wahsatch ^[ountains ; 5-8,000 feet altitude ; July, August. (787.) 
Pentstemon Kingii. Pruinose- or glandular-pubescent, at least below • 
