LILIACEAE (LILY FAMILY) 6 1 



BB. Petals obtuse to truncate. 

 E. Petals denticulate. 



F. Sepals ovate-lanceolate; petals often with a purple spot on each side of the 

 scale; anthers obovate; capsule nodding. U. C. uniflorus 



FF. Sepals narrowly lanceolate; petals with a purple band above the gland; 

 anthers ovate; capsule erect. E. C. longibarbatus 



EE. Petals entire. 



G. Sepals 3.2-4 cm. long, hyaline-margined on i side; anthers obtuse, 12-17 mm. 

 long. E. C. nitidus 



GG. Sepals 1.2-2.1 cm. long; anthers acute, 4-8 mm. long. 



H. Sepals hyaline-margined on i side; petals white with dark base, with short 



hairs inside; petal gland transversely oblong; capsule erect. W. C. howellii 



HH. Sepals not hyaline-margined; petals yellowish purple, with long hairs 



inside; petal gland rounded; capsule nodding. W. C. C. tolmiei 



AA. Flowers white or yellowish, usually darker at base. 



I. Sepals 3.2-4 cm. long, hyaline-margined on i side; petals with an indigo spot 



near the center. E. C. nitidus 



n. Sepals 2.5 cm. long or shorter, either hyaline-margined on both sides or on neither; 



petals without spot other than gland (except C. elegans). 



J. Petals narrowly ovate, acute; pod erect. C. E. C. lyallii 



JJ. Petals broadly rhombic-ovate or broadly obovate, obtuse to rounded (except 



C. maweanus). 

 K. Sepals somewhat yellowish inside; anthers obtuse; capsule erect. C. E. 



C. nuttallii (SEGO LILY) 



KK. Sepals not yellowish inside; anthers acuminate; capsule nodding. 

 L. Petals yellowish at least in part. 



M. Petals thinly hairy on the inside, gland naked; sepals without pit at base 



inside; anthers acuminate. E. C. apiculatus 



MM. Petals densely hairy on the inside, gland more or less covered by a scale. 



N. Sepals with purple pit at base inside; anthers long-acuminate; stem 1.5- 



2 dm. high; leaf 3-8 mm. wide. C. C. subalpinus 



NN. Sepals without pit; anthers abruptly acuminate; stem 2-4 dm. high; 



leaf 8-12 mm. wide. W. C. purdyi 



LL. Petals without yellow color. 



O. Petals acute, white or tinged with rose, sometimes purplish at base; anthers 



without hook at tip; capsule acute to obtuse. U. C. maweanus 



OO. Petals obtuse, white or greenish, sometimes with a purple spot at base; 



anthers without hook at tip; capsule rounded at apex. U. E. C. elegans 



OOO. Petals obtuse, white or greenish, without purple; anthers with hook at 



tip; capsule narrowly beaked. C. C. lobbii 



CAMASSIA (CAMAS) 



Perennial, with scaly bulb; stem scapose. Leaves usually basal, flat. 

 Flowers blue to white. Perianth segments persistent. Stamens 6, on the 

 base of the perianth, shorter than the perianth ; anthers introrse, versatile. 

 Style filiform, apex slightly 3-lobed, its base persistent. Capsule sessile, 

 3-lobed and 3-angled, 3-valved. (The Indian name was Camas or Qua- 

 mash.) The Indians gathered the bulbs for food. 



A. Perianth irregular; segments 3-s-veined, inner segments short-clawed at base, 

 outer segments narrower and clawless; leaves 6-16 mm. wide; bracts of the inflo- 

 rescence subulate. W. E. Q. quamasl* 



