(33 ) 
Calochortus.—Alternate sepals of differ- 
enr shape; interior sepals larger. Stig- 
mas sessile. Anthers basi-fixed. Cap. 
sule 3-celled. 
Trillium.—External sepals herbaceous, 
internal corolline. Stigmas almost ses- 
sile. Fruit a berry. 
b. Style entire or 0. Stigma entire or 
3-lobed. 
aa. Anthers basi-fixed. 
Prosartes.—Fruit baccate; testa of the 
seeds thin, membranaceous. 
Clintonia.—Fruit baccate ; testa of the 
seeds crustaceous. 
bb. Anthers versatile. 
Lilium.—Sepals with a nectariferous lon- 
gitudinal groove. 
Allium.—Nectariferous grooves 0. Flow- 
ers umbellate, before spreading enclosed 
in a spathe. 
Cyanotris (Camassia).—Sepals 6, 5 as- 
cending, 1 deflexed. Stamens ascend- 
ing. Style declined, its base persistent. 
Fruit a loculicidal capsule, several 
seeded. 
2B 
