338 LILT FAMILY. 



§ 1. Stemless: the large flower with a long tube rising directly from a thin-coated 

 solid bulb or corm : anthers 2-celled. 



3. COLCHICUM. Perianth resembling that of a Crocus. Stamens borne on tho 



throat of the long-tubular perianth. Styles very long. 



§ 2. Perianth without any tube, of% distinct or almost separate divisions. 

 * Anthers 2-celled, short: flowers in a simple raceme or spike : pod hcidicidal. 



4. CHAMiELIRIUM. Flowers dioecious or mostly so. Perianth of 6 small and 



narrow white pieces. Pod ovoid-oblong, many-seeded. Spike or raceme 

 slender. 



5. HELONIAS. Flowers perfect, in a short dense raceme, lilac-purple, turning 



green in fruit; the divisions spatulate-obloug, spreading. Filaments slender: 

 anthers blue. Pod 3-lobed; cells many-seeded. 



6. XEROPHYLLUM. Flowers perfect, in a compact raceme, white; the divisions 



oval, sessile, widely spreading, naked. Filaments awl-shaped. Pod globular, 

 3-lobed, with 2 wingless seeds in each cell. 



* * Anthers kidney-shaped or round heart-shaped, the tivo cells confluent into one, 

 shield-shaped after opening : styles awl-shaped : pod Z-horned, sepiicidal : seeds 

 commonly flat or thin-margined, 



'. AMIANTHIUM. Flowers perfect, mostly in a simple raceme. Perianth white, 

 the oval or obovate spreading divisions without claws or spots. Filaments 

 long and slender. Seeds wingless, 1-4 in each cell. Leaves chiefly from the 

 bulbous base of the scape-like stem, linear, keeled, grass-like. 



8. STENANTHIUM. Flowers polygamous, in panicled racemes on a leafy stem. 



Perianth white, with spreading and not spotted lanceolate divisions tapering 

 to a nan'ow point from a broader base, which coheres with the base of the 

 ovary. Stamens very short. Seeds several, wingless. Leaves linear, keeled, 

 grass-like. 



9. VERATEUM. Flowers polygamous, in panicled racemes. Perianth greenish 



or brownish, its obovate-oblong divisions naiTowed at base, free from the 

 ovary, not spotted. Filaments short. Seeds rather numerous, wing-margined. 

 Leaves broad, many-nerved. Base of the leafy stem more or less bulb-like, 

 producino; many long white roots. 



10. MELANTEflUM. Flowers polygamous, in racemes forming an open pyramidal 



panicle. Perianth cream-colored, turning green or brownish with age, per- 

 fectly free from the ovary, its heart-shaped or oblong and partly halberd- 

 shaped widely spreading divisions raised on a claw and marked with a pair 

 of darker spots or glands. Filaments short, adhering to the claws of the 

 perianth, persistent. Seeds several in each cell, l)roadly winged. Leaves 

 lanceolate or linear, mostly grass-like. Stem roughish-downy above, its 

 base more or less bulbous. 



11. ZYGADENUS. Flowers pefect or polygamous, in a temiinal panicle. Peri- 



anth greenish white, its oblong or ovate widely spreading divisions spotted 

 with a pair of roundish glands or colored spots near the sessile or almost 

 sessile base. Stamens free from and about the length of the perianth. Leaves 

 linear, grass-like ; stem and whole plant smooth. 



III. BELLWORT FAMILY; with alternate and broad not 

 grass-like parallel-veined leaves : stem from a rootstock or from 

 fibrous i-oots, branching and leafy : style one at the base, but 3-cleft 

 or 3-parted. Fruit a pod, few-seeded. Anthers turned rather 

 outwards than inwards. Perianth of 6 almost similar and wholly 

 separate pieces, deciduous. Not acrid nor poisonous. Plants inter- 

 mediate between the preceding groups and the next. 



12. UVLTLARIA. Flowers solitary or sometimes in pairs at the end or in the forks 



of the forking stem, drooping, yellowish; the perianth rather bcU-shaped 

 and lily-like, its divisions spatnhite-lanopolate, with a honey-bearing ^-oove 

 or pit at tlie erect narrow.ed base. Stamens short, one at the base of each 

 division: anthers linear, much longer than the filaments. Pod triangular or 

 3-lobed, loculicidal from the top. Seeds thick and roundish. 



