412 



LILIACEAE. 



2. A. Schoenoprasum. 



3. A. cernuum. 



Leaves oblong-lanceolate, absent at flowering time. i. A. tricoccum. 



Leaves linear, present at flowering time. 



Bulb-coats membranous, not fibrous reticulated. 



I'mbel capitate; pedicels shorter than the flowers. 

 Umbel loose; pedicels much longer than the flowers. 

 Flowering umbel nodding. 

 Flowering umbel erect. 



Leaves flat or channeled, all nearly basal. 4. A. stellatum. 



Leaves terete, hollow, several on the stem; flowers often replaced by bulblets. 



5. A. vineale. 



Bulb-coats fibrous-reticulated. 

 Capsule not crested. 



Flowers mostly replaced by bulblets; scape i-2 tall. 6. A. Canadense. 



Flowers rarely replaced by bulblets. 



Scape i-2 tall; pedicels 8"-i2" long; perianth segments thin. 



7. A. mutabile. . 

 Scape 4' -8' tall; pedicels 4"-6" long; perianth-segments rigid in fruit. 



8. A. Xuttallii. 

 Capsule-valves with 2 short crests. 9. A. reticulatum. 



i. Allium tricoccum Ait. Wild Leek. (Fig. 992.) 



A Ilium tricoccum Ait. Hort. Kew. i: 428. 1789. 



Bulbs ovoid, clustered, i / -2 / high, seated on 

 a short rootstock, their coats fibrous-reticulated. 

 Leaves oblong-lanceolate or elliptic, appearing 

 early in the spring, but withering and disappear- 

 ing before flowering time, 6 / -i2 / long, i / -2 / 

 wide, narrowed at both ends, tapering into a 

 long petiole; scape 4 / -i5 / tall; bracts of the um- 

 bel usually 2, at first enclosing the flowers, 

 membranous, acuminate, deciduous; umbel 

 many-flowered, erect; pedicels slender, becom- 

 ing rigid, 6 // -io // long; flowers white; perianth- 

 segments oblong, obtuse, 2" -3" long; filaments 

 lanceolate-subulate, about as long as the peri- 

 anth; ovule i in each cavity of the ovary; cap- 

 sule deeply 3-lobed, about 3 /x broad, i^ // -2 // 

 high, its valves not crested; seeds globose, 

 black, smooth. 



In rich woods, New Brunswick to Minnesota, 

 south to North Carolina and Tennessee. Often 

 grows in large beds. Ascends to 4500 ft. in North 

 Carolina. June-July. 



2. Allium Schoenoprasum L,. Chives. Chive Garlic. (Fig. 993.) 



Allium Schoenoprasum L. Sp. PI.. 301. 1753. 



Bulbs narrowly ovoid, clustered, i' high or 

 less, their membranous coats not fibrous-reticu- 

 lated. Scape rather stout, 8 / -2 high, bearing 

 below the middle i or 2 elongated linear terete 

 hollow leaves about y z " in diameter, or the leaves 

 all basal; bracts of the umbel 2, broadly ovate, 

 veiny; umbel many -flowered, capitate, the pedi- 

 cels I "-3" long; flowers rose-color, longer than 

 the pedicels; perianth -segments 4"-6" long, 

 lanceolate, acuminate; stamens much shorter 

 than the perianth; filaments subulate, half- 

 terete; ovules 2 in each cavity of the ovary; 

 capsule obtusely 3-lobed, about half as long as 

 the perianth. 



In moist or wet soil, New Brunswick to Alaska, 

 south to Maine, northern New York, Michigan 

 Wyoming and Washington. Also in Kurope and 

 Asia. June-July. 



