130. LiLIACEAE 281 



4. Bracts below the umbel 3; leaves flat, soft, slightly keeled, 

 2-8 mm wide; stamens about as long as the perianth; 

 outer bulb-coat fibrous; meadows, roadsides, woods, 



common. May-June. Wild Onion A. canadense L. 



4. Bract one; stamens exserted; bulb-coat membranous. 



5. Leaves hollow, about 2 mm wide; umbels rather lax, 

 usually with bulblets only; roadsides, meadows, and 

 fields, common; nat. from Eur. June-July. Field 



Garlic A. vineale L. 



5. Leaves flat, 8-15 mm wide; umbels dense; waste places, 



occasional; native of Eur. June- July. Garlic 



A. sativum. L. 



3. Umbels not bulblet-bearing. 

 6. Leaves flat. 



7. Leaves 2-4 mm broad; bracts of the umbel 2 or 3. 

 8. Stamens exserted ; outer bulb-coat membranous, fine- 

 ly reticulate; ovary and capsule crested; rocky 



slopes, s.w. 111. July-Aug A. stellatum Ker 



8. Stamens included; outer bulb-coat fibrous; ovary and 

 capsule not crested; prairie soil, borders of woods, 

 or calcareous blufTs, occasionally in s. and w. 111. 



May-June A. ynutahilis Michx. 



7. Leaves 2.5-4 cm broad, keeled; flowers numerous in a 

 dense terminal umbel, subtended by a single, acumi- 

 nate bract ; plant stout, biennial, 60-90 cm tall ; a 

 cultigen, sometimes escaped but not established in 



111.; native of Eurasia. Leek A. porrum L. 



6. Leaves hollow; bracts 2 or 3, reflexed; scape 30-90 cm 

 tall, hollow, longer than the leaves; flowers numerous, 

 lilac ; gardens and waste places, occasional ; native of 



western Asia. Onion A. cepa L. 



1. Leaves 2, elliptical-lanceolate, 3-6 cm wide, disappearing before 

 flowering time; perianth-segments white, obtuse, 6-7 mm long; 

 filaments subulate, equalling the perianth; capsule strongly 3- 

 lobed; woods in the northern half of 111. June- Aug. Wild Leek 

 A. tricoccum Ait. 



8. Nothoscordum Kunth — False Garlic 



A^. bivalve (L.) Britt. Meadows, roadsides or woodlands in the 

 southern half of the state, not common. Apr. -May. 



9. Hemerocallis L. — Day Lily 



1. Flowers 8-12 cm long, orange, not fragrant; margins of ])erianth- 

 segments undulate; leaves 1-3 cm wide; a sterile trij^loid not 

 forming seeds; commonly cult, and extensively naturalized, 

 spreading \egetativcly to roadsides, waste places, and moist 

 woods and fields, common; nati\c of China. June-Aug. Orange 

 Day Lily H. fulva L. 



