ONION FAMILY 161 



below; capsule depressed-globose, crestless. Summits: Cuddy Mountains, Ida. 

 Alp. Jl. 



26. A. Douglasii Hook. Bulb ovoid, 1.5-2 cm. thick; coats thin; reticula- 

 tions obsolete; scape about 3 dm. high; bracts 2, ovate, acuminate, 1.5-2 cm. 

 long; leaf -blades 1-1.5 dm. long, falcate; sepals and petals rose-colored, 6-8 mm. 

 long, lanceolate, acuminate; capsule not crested. A. Hendersonii Robins. & 

 Seat. Hillsides and clay-banks. Wash. Ore. Ida. Submont. Je. 



26. A. Tolmiei Baker. Bulb ovoid, about 2 cm. thick or less; reticulations 

 obsolete; scape 5-10 cm. high; leaf -blades 2, 1-1.5 dm. long, 4-8 mm. wide; 

 bracts 2, nearly 2 cm. long; flowers 20-30; sepals and petals pink with darker 

 veins, about 8 mm. long, lanceolate, acute or acuminate. A. anceps aberrans 

 M. E. Jones. Arid places: Wash. Ida. Utah. Plain Submont. Ap-Je. 



27. A. Cusickii S. Wats. Bulb rounded-ovate, 1-1.5 cm. thick; reticula- 

 tions faint, rectangular; scape 5-10 cm. high; leaves 2, blades 1-1.5 dm. long, 

 4-7 mm. wide; bracts ovate, acuminate; flowers rather many; sepals and petals 

 pink, with darker veins, long-attenuate, 6-10 mm. long. Valleys and mountain 

 sides: Ore. Ida. Plain Mont. My-Jl. 



28. A. Brandegei S. Wats. Bulb globose-ovoid, about 1 cm. thick; outer 

 coat very thin, inner ones purplish; reticulations transversely rectangular; scape 

 less than 1 dm. high, often surpassed by the leaves; leaf-blades 2, about 1 dm. 

 long; bracts 2; sepals and petals rose-colored, broadly lanceolate, acuminate, 6-8 

 mm. long. Mountains: Ore. Utah Colo. Ida. Submont. Mont. Je-Au. 



29. A. Nivii S. Wats. Bulb globose; coat white or reddish; reticulations 

 transversely rectangular; scape 1.5-2 cm. high, longer than the leaves; leaf- 

 blades narrow; bracts 2; sepals and petals light rose-colored, lanceolate, acum- 

 inate, 6 mm. long. Arid places: Wash. Ida. Ore. Submont. Je-Jl. 



30. A. stellatum Ker. Bulb ovoid, 1-2 cm. thick; coats thin, mostly 

 reddish; reticulations fine and close, elongated-rectangular; scapes 2-5 dm. high; 

 leaves several; blades 1-3 dm. long, 1.5-2.5 mm. wide, nearly flat; bracts 2, 

 about 1 cm. long; pedicels 1-2 cm. long; sepals rose-colored, ovate, usually acute, 

 4-6 mm. long; petals ovate-oblong, mostly obtuse, slightly longer. On rocky 

 banks: 111. Mo. Kans Sask. Plain. Jl-S. 



31. A. bisceptum S. Wats. Bulbs ovoid, 1-1.5 cm. thick; scapes often 

 more than one, 2-4 dm. high, stout; leaf-blades broad, flat, 4-10 mm. wide, 

 1.5 dm. long or more, attenuate; bracts 2; flowers numerous; petals and sepals 

 broadly lanceolate, acuminate, white or pink, 7-8 mm. long, not ribbed but 

 slightly gibbous at the base. Moist soil : Utah Nev. Calif. Submont. My- 

 Je. 



32. A. Palmeri S. Wats. Bulb almost globose; scape 1.5-3 dm. high, 

 slender; leaf-blades 1 dm. long or less; bracts 2, lanceolate, about 1 cm. long; 

 flowers 12-24; petals and sepals pink, ovate-lanceolate, slightly gibbous at the 

 base, acute or acuminate. Dry regions: s Utah Ariz. N.M. L. Son. 



33. A. pleianthum S. Wats. Bulb ovoid, 1-1.5 cm. thick; scape 5-12 cm. 

 high, flattened; leaf-blades 1-1.5 dm. long, 4-7 mm. wide, falcate; bracts 2; 

 petals and sepals white or pink, lanceolate, acuminate, keeled and gibbous at 

 the base, 8-10 mm. long. Valleys: Ore. Ida. Son. Ap-Je. 



34. A. cristatum S. Wats. Bulb ovoid, about 2 cm. thick; outer coat 

 rather thick, brown; reticulations faint, irregularly quadrangular; scape less than 



-Ariz. L. Son. Ap. 



35. A. nevadense S. Wats. Bulb nearly globose, 1-1.5 cm. thick; outer 

 coat thick and brown; reticulations irregular, with sinuate or curved sides; scape 

 less than 1 dm. high; leaf-blades 1 dm. or less, flat, 2-3 mm. wide; bracts 2, about 

 1.5 cm. long; sepals and petals lanceolate, 6-8 mm. long. Mountains and hill- 

 sides: Nev. Utah Ariz. Son: Submont. My-Jl. 



