422 LILIACEAE. 
1. Calochortus Nuttallii T. & G. Nuttall’s Mariposa Lily. (Fig. 1016.) 
Fritillaria alba Nutt. Gen. 1; 222. 1818.? 
Calochortus Nuttallit T. & G. Pac. R. R. Rep. 
2:124. 1855. 
Corm ovoid-oblong, 6’’-10’” high. Stem 
slender, few-leaved, -branched or sometimes 
simple, 3-15’ tall; leaves 1/-3/ long, 1//- 
214’ wide, the lowest commonly bearing a 
bulb in its axil; peduncles 2’-6’ long; outer 
perianth-segments lanceolate or ovate-lance- 
olate, green with lighter margins, acute or 
acuminate, shorter than the inner, some- 
times with a dark or hairy spot within; inner 
perianth-segments broadly obovate-cuneate, 
1/-114’ long, 10’/-12’’ wide, white, lilac or 
yellowish, with a yellow base and a purple 
or purplish spot, the gland orbicular or oval 
and more or less pubescent; filaments 3//—4/” 
long, about equalling the oblong obtuse 
sagittate anthers; capsule about 114’ long, 
3/’-4’’ thick, acuminate, the valves obliquely 
cross-lined. 
South Dakota to Nebraska and California. 
June-July. 
2. Calochortus Gunnis6oni S. Wats. 
Gunnison’s Mariposa Lily. 
(Fig. 1017.) 
Calochorius Gunnisoni S. Wats. Bot. King’s 
Exp. 348. 1871. 
Stem slender, often simple, 6’-15’ high. 
Leaves usually less than 1/’ wide, involute, 
at least when dry, none of the axils bulb- 
bearing in any specimen seen; peduncles 1/— 
4’ long; outer perianth-segments lanceolate 
or oblong-lanccolate, scarious-margined, acu- 
minate; inner perianth-segments similar to 
those of the preceding species, lilac, yellow- 
ish below the middle, purple-lined and 
banded, the gland transverse, oblong, curved 
or reniform, pubescent; anthers acute; cap- 
sule narrowly oblong, narrowed at both ends, 
about 147 long. 
South Dakota and Nebraska to Arizona and 
New Mexico. June-July. 
10. QUAMASIA Raf. Am. Month. Mag. 2: 265. 1818. 
[CamassIa Lindl. Bot. Reg. p/. 7486. 1832.] 
Scapose herbs, with membranous-coated edible bulbs, linear basal leaves, and rather 
large, blue, purple or white bracted flowers in a terminal raceme. Perianth of 6 separate 
equal spreading persistent 3-7-nerved segments. Pedicels jointed at the base of the flower. 
Stamens inserted at the bases of the perianth-segments; filaments filiform; anthers oblong 
or linear-oblong, versatile, introrse. Ovary 3-celled, sessile; ovules numerous in each cay- 
ity; style filiform, its base persistent; stigma 3-lobed. Capsule oval, 3-angled, loculicidal. 
Seeds black, shining. [From quamash, the Indian name. ] 
About 4 species, natives of North America. 
