/0.Chionophila Benth, 
ths uth 
Low perennial herbs with aspect of Penstemgn, opvosite,mostly basal 
A / 
leaves, the petioles of which unite to form a sheath upon the lower part 
of the stem, ‘lowers in simple one-sided racemes, Sepals 5, united 
1/3 their length or more. VYorolla two-lipped, the tube cylindric, 
gibbous at the base on the upper side, -ertile stamens 4, the fifth a 
glabrous staminodc.e *ruit a loculicidal capsule, Seeds -ith a loose 
reticulate coat, 
1, C,. Tweedyi (Ce & Re) Henderson, Stems 10-25 cm, tall, the leaf blades 
2-5.5 em, long, oblanceolate or spatulate, attenuate towards the base, 
entire, glabrous; cauline leaves 8-10 ma, long, linear; flowers subsessile, 
few, the bracts subulste-lanccolate, 3 mm, long; calyx 4 mm, long, gland- 
ular, the sepals 2-2.0 mm. long, the lower longest, lanceolate, acute; 
corolla whise, tinged with purvle, 8-10 mm, long, the upper lip reflexed, 
the lover svreading, the throat nearly or quite glabrous; anthers purole, 
included; capsules elevated on pedicels 5-10 mm, long. (Penstemon Tweedyi 
Cenby and Rose, Pentstemonopsis Tweedyi Rydb.), 
May be found on granite slopes at high elevations in the southeastern 
part of our region. Bitter Root For. 8000 ft., on damp, rich ridges, 
Holman 524, 
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