LILY FAMILY 31 



SUBFAMILY I. LILIACE^E PROPER 

 Not tendril climbers, rarely dioecious. 



A 

 Styles or sessile stigmas 3, more or less separate. 



Leaves flat, lanceolate, or spatulate. Flowers dioecious, showy. 



Chamselirium, I 



Leaves grass-like. Flowers bisexual, showy. Amianthium, II 

 Leaves 3-ranked, strongly nerved and plaited. Flowers some- 

 what monoecious, small. Veratrum, III 



B 



Style undivided (in No. XXIII, 3 sessik stigmas). Plants from root- 

 stocks. 



Leaves perfoliate. Flowers solitary, drooping, yellow. 



Uvularia, IV 



Leaves broad, clasping. Flowers solitary or nearly so, drooping, 



yellow. Oakesia, V 



Leaves scale-like. Thread-like branches borne in their axils. 



Flowers small, bell-shaped. Asparagus, XVIII 



Leaves several-many, sessile or clasping, alternate. Flowers 



small, 6-parted, white, in a terminal simple or compound 



raceme. Smilacina, XIX 



Leaves only 2-3, sessile or slightly petioled. Flowers very small, 



4-parted, solitary or in a small terminal cluster. 



Maianthemum, XX 



Leaves clasping. Flowers solitary or in pairs, greenish-white or 

 rose-purple, borne on pedicels abruptly bent near the middle. 



Streptopus, XXI 



Leaves nearly sessile or partly clasping. Flowers axillary, 

 greenish, on pedicels jointed near the flower. 



Polygonatum, XXII 



Leaves only 2, directly from the rootstock. Flowers in a raceme, 

 bell-shaped, white, sweet-scented. Convallaria, XXIII 



Leaves 3, netted-veined. Flower single, large, terminal. 



Trillium, XXIV 



