Allidm. LILUCEiE. 309 



Perianth deep rose-color, mixed witli green ; leaflets ovate-lanceolate. Stamens exserted : 

 filaments flattened ; the 3 interior ones deeply 3-cleft ; the two lateral segments naked at the 

 summit. Capsule obtusely triangular. * 



Meadows and pastures : common. Fl. June. Fr. August. A pernicious weed, which is 

 very difficult to extirpate when it has once taken possession of a field. 



3. Allium tricoccum, Ait. Wild Leek. 



Bulb ovoid ; leaves lanceolate-oblong or elliptical, flat ; umbel somewhat crowded ; leaflets 

 of the perianth oblong, obtuse, about as long as the stamens ; filaments simple, dilated down- 

 ward ; cells of the capsule one-seeded. — Ait. Keio. (ed. 1.) 1 . p. 428 ; Pursh, fl. \. p. 223 ; 

 Tort: Jl. 1. p. 341 ; Sigel. fl. Bost. p. 130 ; Beck, hot. p. 363 ; Darlingt. fl. Cest. p. 217 ; 

 Kunth, enum. 4. p. 444. 



Bulb about an inch long. Leaves 4-8 inches long and 1-3 inches wide, acute. Scape 

 naked, 9-12 inches high, nearly terete, or sometimes slightly ancipital. Spathe of 2 mem- 

 branaceous acuminate leaves, deciduous. Umbel globose, about an inch and a half in diameter. 

 Perianth white ; the leaflets somewhat spreading. Filaments ovate lanceolate : anthers 

 oblong. Ovary 3-lobed : style about the length of the stamens. Capsule obtusely triangular 

 and somewhat 3-lobed, green. Seeds obovoid, black and shining. 



Moist shady woods, in rich soil : not rare in the northern and western part of the State. 

 Fl. June - July. Fr. August. The leaves of this species wither and disappear early in the 

 season, before the time of flowering. It has a strong resemblance to the A. ursinum of 

 Europe. 



4. Allium cernuum, Roth. Wild Onion. 



Bulb oblong-ovoid ; leaves linear, acutely carinate ; scape elongated, angular ; umbel 

 nodding, many-flowered, loose ; leaflets of the perianth oblong-ovate, acute, about half the 

 length of the stamens ; filaments simple ; ovary 6-toothed at the summit ; cells of the capsule 

 1-2 seeded. — " Roth. cat. fasc. 2. t. 2," (ex Pursh) ; Bot. mag. t. 1324 ; Pursh, ft. 2. 

 p. 732 ; Ell. sk. 1. p. 385 ; Torr. fl. 1. p. 341 ; Hook. fl. Bor -Am. 2. p. 184 ; Kunth, 

 enum. 4. p. 435. A. tricorne. Pair. enc. suppl. I . p. 270. 



Bulb ovoid, about an inch long. Leaves shorter than the stem, narrowly linear, obtuse. 

 Scape 1-2 feet high, marked with several prominent lines wliich give it an angular ap- 

 pearance, more or less curved or nodding very near the summit. Spathe 2-leaved, very short. 

 Umbel about 20-flowered ; the pedicels nearly an inch long. Perianth rose-color ; the 

 segments about 3 lines long. Stamens somewhat unequal : filaments slender, much exserted, 

 scarcely dilated at the summit : anthers oval. Ovary roundish ; each cell furnished with 2 

 conspicuous teeth at the summit : style slender : stigma minute. Capsule roundish, 3-lobed ; 

 each lobe crowned with a pair of obtuse teeth or short horns. Seeds large, black. 



Chemung valley {Dr. Knieskern). Fl. July - August. 



