PIPER FLORA OF THE STATE OF WASHINGTON. 187 



Bulbs scaly; anthers v^ersatile. 



Nectary a linear groove; perianth not campanulate . Lilium (p. 191). 



Nectary a shallow pit ; perianth campanulate Fritillaria (p. 191). 



Bulbs corm-like; anthers not versatile.^ 



Leaves only two, rather broad Erythronium (p. 192) . 



Leaves several, narrow, grass-like Lloydia (p. 193) . 



ALLIUM. Onion. 



Bulbs oblong, cespitose, more or less rhizomatous. 



Leaves linear 1 . A. sibiricum. 



Leaves flat or channelled. 



Rhizome stout ; flowers erect 2. A. validum. 



Rhizome scarcely developed; flowers nodding 3. A. cemuum. 



Bulbs globose, loosely cespitose or solitary, not rhizomatous. 



Bulb coats fibrous 4. A. geyeri. 



Bulb coats not fibrous, usually reticulate. 

 Flowers red. 



Leaves flat, rather broad; reticulations wanting. 



Plants tall, 20 to 40 cm. high; umbel globose, 



dense; scape terete ■^. A. donglasii. 



Plants low, 5 to 10 cm. high ; scape flattened. 



Leaves 2 to 3 mm. broad; scapes smooth . 6. yl. folmiei. 



Leaves 1 to 1.5 mm. wide; scapes crenulate. . 7. A. cremtJatum. 

 Leaves narrow; reticulations evident. 



Reticulations polygonal, distinct; petals 10 to 14 



ram. long, serrulate 8. A. acuminatum. 



Reticulations obscure, transversely-oblong or want- 

 ing; petals entire, 6 mm. long 9. A. nevii. 



Flowers white. 



Scape tall; umbel dense, globose; reticulations narrow, 



transverse, sinuous 10. A. attenuifolium. 



Scape low; umbel flat. 



Reticulations none 11. A. macrum. 



Reticulations narrow; very cernuous 12. A. coUinum. 



1. Allium sibiricum L. Mant. 562. 1767. 

 Type locality: Siberia. 



Range: Alaska to New Brunswick, south to Oregon and Minnesota. 



Specimens examined: Wenache, Whited 26; Lake Wenache, Sandberg & Leiberg 630; 

 White Bluff Ferry, Lake <fe Hull, August 9, 1892; Fort Colville, Lyall in 1861 ; Walla Walla, 

 Tolmie. • 



Zonal distribution: Arid Transition. 



2. Allium vabdum S. Wats. Bot. King. Explor. 350. 1871. 

 Type locality: Mono Pass, California. Collected by Bolander. 

 Range: Washington to California and Nevada. 



Specimens examined: Mount Rainier, Flett 275. 

 Zonal distribution: Hudsonian. 



3. Allium, cemuum Roth, Roem. Archiv. I 2: 40. 1798. 

 Allium recurvatum Rydberg, Mem. N. Y. Bot. Gard. 1. 94. 1900. 

 Type locality: None given. 



Range: British Columbia to Oregon and Texas, and in the Allegheny Mountains. 

 Specimens examined: Clallam County, Elmer 2506; Olympic Mountains, Flett 822; 

 East Sound, Henderson, July 3, 1892; Bellingham Bay, Suksdorf l(K)5; Fairhaven, Piper 



