PIPER FLORA OF THE STATE OF WASFJ^GTON. 277 



21. Ranunculus muricatus L. Sp. PI. 1: 55.5. 17.53. 

 Type locality: liiuropG. 



Specimens examined: Seattle. Pi'per in 1885. 



22. Ranunculus cymbalaria Pursh, Fl. 2: 392. 1814. 



Type locality: "In saline marshes near the salt works of Onondaga, New York." 



Range: Alaska to California and New Jersey. Central and South America. Asia. 



Specimens examined: Seattle, Piper, September, 1898; Port Ludlow, Binns; Yakima, 

 Leckenhy, May 9, 1898; North Yakima, Henderson, May 29, 1892; Rattlesnake Moun- 

 tains, Cotton 414; between Coulee City and Waterville, Spillman, May, 1896; Sprague, 

 Sandberg & Leiberg 135; Prosser, Cotton 6.53. . 



Zonal disteibution : Upper Sonoran and Transition. 



CAIiTHA. 



Flowers yellow; stems decumbent 1. C. asarifolia. 



' Flowers white; stems erect. 



Leaves reniform-orbicular, crenate 2. C. bijlora. 



Leaves cordate, longer than broad 3. C. leptosepala. 



1. Caltha asarifolia DC. Syst. 1: 309. 1823. Mabsh marigold. 

 Type locality: "Hab. in insula Ounalaschka una ex ins. Aleuterianis." 



Range: Alaska to Oregon along the coast. 



Specimens examined: Granville, Conard 367. 



Zonal distribution: Canadian? 



This seems fairly distinct from the eastern C. jmlvstris L. 



2. Caltha biflora DC. Syst. 1 : 310. 1818. 

 Caltha inalvacea Greene, Pittonia 4: 75. 1899. 



Type locality: "In ora occidentali Americac borealis in continente prope insulam 

 Banksii." Collected by Menzies. 



Range: Alaska to Washington. 



Specimens examined: Olympic Mountains, Piper, August, 1895; Elmer 2780; Mount 

 Adams, Suksdorf 49G; Yakima Pass, Watnon 16; without locality, Vasey in 1889. 



Zonal distribution: Arctic. 



3. Caltha leptosepala DC. Syst. 1 : 310. 1818. 

 Caltha macounii, Greene, Pittonia 4: 77. 1899. 

 Caltha howellii Greene, op. cit. 79. 



Type locality: Prince Williams Sound, Alaska. Collected by Menzies. 



Range: Alaska to Oregon and Colorado. 



Specimens examined: Cascade Mountains, latitude 49°, Lyall; Mount Rainier, Piper 

 2001, Flett 251; Mount Adams, Suksdorf 74; Cascade Mountains, Henderson, August, 1892; 

 Goat Mountain, Allen 147; Horseshoe Basin, Lake cfc Hull 406; Elmer 731. 



Zonal distribution: Arctic. 



TROLLIXJS. 



1. TroUius laxus Salisb. Trans. Linn. Soc. 8: 303. 1807. Globe flower. 



Trollius laxus albijlorus A. Gray, Am. Journ. Sci. II. 33: 241. 1862. 



Type locality: "Prope Lancaster in Pennsylvania." 

 . Range: British Columbia to New Hampshire, south to Washington, Utah, and Delaware. 



Specimens examined: Olympic Mountains, Flett 96; Elmer 2668; Piper, August, 1895; 

 Cascade Mountains, latitude 49,° Lyall in 1860; Wentche, Elmer 439; without locality, 

 Vasey in 1889; Wenache Mountains, Cotton 1241. 



Zonal distribution: Hudsonian. 



