104 Liliaceae 
EE. Leaves obtuse; outer perianth-segments obtuse, 2.5——3.2 cm. long; stig- 
mas united by their edges. U. 
E. citrinum Wats. 
AA. Leaves not mottled. 
F. Flowers white, orange at base, often pinkish when old; outer perianth-segments 
acuminate. W. C. E. montanum Wats. 
FF. Flowers bright-yellow, whitish at base; outer perianth-segments obtuse. 
G. Anthers white; flowers 2.5—3.2 cm. long. W.C. E. (E. grandiflorum 
parviflorum. ) E. parviflorum Good. 
GG. Anthers purple; flowers 3.7—7.5 cm. long. E. 
E. grandiflorum Pursh 
LLOYDIA 
Bulbous; stems simple, leafy. Leaves grass-like. Flowers solitary, or in a ter- 
minal raceme or panicle. Perianth-segments whitish, equal, distinct, persistent, with a 
transverse margined nectariferous fold above the base. Stamens 6, on the base of the 
perianth; anthers versatile. Ovary 3-angled; style 1, persistent; stigma short, 3-lobed. 
Capsule 3-valved at apex. Seeds many, flat, brown. (Probably in honor of J. A. 
Lloyd, an English surveyor and naturalist.) W.C. E. 
L. serotina Sweet (White-flowering Grass) 
CALOCHORTUS MARIPOSA LILY 
Perennial, with coated bulbs; stems simple or branched, leafy. Leaves linear- 
lanceolate, only | basal (ours), many-veined, those on the stem clasping. Flowers in a 
terminal bracted raceme. Sepals 3, lanceolate, greenish. Petals 3, cuneate-obovate, 
wide, variously ‘colored, usually with a conspicuous glandular pit near the base. Stamens 
6. on the base of the perianth-segments, included; anthers linear. | Ovary 
sessile, 3-angled; ovules many; stigmas 3, sessile, recurved, persistent. Fruit elliptical 
to oblong, thin, 3-angled or 3-winged, mostly septicidal. Seeds many. (Gk. kalos= 
beautiful, chortos—grass; referring to the leaves. ) 
A. Flowers pink or purplish or lavender, sometimes of a different color at base. 
B. Petals acute or acuminate. . 
C. Stems 3—6 dm. high; petals 3.5——5 cm. long; anthers obtuse, 8—1I2 mm. 
long. 
D. Petals purple, hairy 14 way up inside. E. 
C. macrocarpus Doug]. 
DD. Petals pale-blue, hairy only 1/5 way up inside. E. 
C. cyaneus Nels. 
CC. Stems 0.7—2.5 dm. high; petals 1.2—1.7 cm. long; anthers acuminate, 
about 4 mm. long. U. (C. maweanus roseus.) 
C. maweanus Leicht. 
BB. Petals obtuse .to truncate. 
E. Petals denticulate. 
F. Sepals ovate-lanceolate; petal often with a purple spot on each side of the 
scale; anthers obovate; capsule nodding. U. 
C. uniflorus H. & A. 
FF. Sepals narrowly lanceolate; petals with a purple band above the gland; 
anthers ovate; capsule erect. E. 
C. longibarbatus Wats. 
