Allium LILTACE^. 641 



almost filiform, shorter than the scape : spathe 2-valved ; the bracts lanceo- 

 late, long acuminate, 4-8 lines long : umbel rather few-flowered : pedicels 

 erect or ascending, 6-10 lines long : flowers rose-color to yellowish, 4-6 lines 

 long; the segments narrowly lanceolate, long acuminate, nearly straight, 

 twice as long as the stamens, the inner ones strongly serrulate: filaments 

 filiform, adnate to the middle. Dry ground, southern Oregon to California. 



A. attenuifoliam Kellogg Proc. Calif. Acad. 110, f. 34. Scape rather 

 slender, 6-20 inches high: bulb globular, 3-5 lines in diameter: leaves 

 2-4, narrow and becoming convolute-filiform above the sheathing base: 

 spathe 2-valved; the bracts short and abruptly acute : umbel densely many- 

 flowered : pedicels filiform, 8-15 lines long, spreading or recurved : segments 

 of the perianth pale rose-color to white, oblong-ovate to broadly lanceolate, 

 shortly acuminate, about 4 lines long, usually inflexed, exceeding the 

 stamens: capsule globose, distinctly 6-crested. In moist or wet places 

 along bluffs, usually growing in dense masses, western Oregon to California . 



A. serratiim Watson Bot. King 487, t. 37, fig. 4. " Bulb-coats con- 

 spicuously transversely serrate-reticulate; scapes jisually slender, 4-12 

 inches high; leaves very narrowly linear ; umbel usually many-flowered 

 and often large, the spreading pedicels 9-15 lines long ; sepals pink or crim- 

 son, 4-9 lines long, usually broad and acuminate, erect or recurved, ex- 

 ceeding the stamens; capsule slightly crested. — Quite variable." Idaho 

 to California. 



A. Bfevii Watson 1. c, 231. Scape slender, 3-8 inches high : bulb 

 ovoid, 3-6 lines long: leaves two, channeled, less than a line wide, equal- 

 ling or exceeding the scape : spathe 2valved ; the bracts ovate, rather 

 abruptly acuminate, 4-6 lines long: umbel rather loosely few-several-flow- 

 ered: pedicels slender, 4-8 lines long, erect or ascending, segments of the 

 perianth white to rose-color, ovate-lanceolate, long-acuminate, about 3 

 lines long, somewhat keeled, the midnerve dark red, but little if at all ex- 

 ceeding the stamens: capsule depressed-globose, with a thick crest on each 

 side near the summit of each cell. On top of high hills, eastern Oregon. 



* * * Leaves one or two, greatly exceeding the short scape : capsule 

 not crested or very obscurely so. 



A. macrum Watson 1. c. 233. Scape 1-4 inches high, slender: bulb 

 round-ovate, 8-5 lines in diameter: leaves two, slightly falcate 3-6 inches 

 long, 1-2 lines wide : spathe two-valved ; the bracts lanceolate, abruptly 

 aduminate, 5-8 lines long : pedicels slender 4-8 lines long, erect to some- 

 what recurved : segments of the perianth white to pinkish, lanceolate, acu- 

 minate, about 3 lines long, scarcely exceeding the stamens and style : cells 

 of the ovary bordered by a thick obtuse ridge. In moist places in the 

 Blue Mountains of Oregon and Washington. 



A. tribracteatum Torr. Pac. R. Rep. iv, 148. Scape slender, 1-4 

 inches high: bulb ovoid to oblong, 4-8 lines long: leaves usually two, 

 somewhat falcate, 5-6 inches long, J^-3 lines wide: spathe 3-valved; the 

 bracts broadly ovate to almost orbicular, abruptly a^iuminate: umbel 

 densely many- flowered : pedicels 4-6 lines long erect or ascending: seg- 

 ments of the perianth oblong or almost linear, obtuse or barely acute, 

 about 4 lines long, deep rose-color with darker veins, but little longer than 

 the stamens : capsule not crested. On top of Table Rock, Jackson County 

 Oregon to California and Utah, 



§ 3 Bulbs ovoid, not rhizomatous, the membranaceous coats 

 mostly without reticulation. Leaves 2, broadly linear, flat and 

 falcate, thick. Scapes stout, much compressed and more or less 

 wing-margined, low and mostly shorter than the leaves. Spathe 

 in ours 2-valved. 



