PIPER FLORA OF THE STATE OF WASHINGTON. ,523 



PINGUICULACEAE. 



Aquatic plants; loaves dissected Utkicilaria. 



Terrestrial plants ; leaves entire Pinguicula. 



UTmCULARIA. Bladderwort. 



Leaves 2 to S-pinnatel}' divided, very bladdery: ilowers large \. U. ruhjaris. 



Leaves repeatedly dichotomoua; flowers small. 



Bladders mostly on leafless l^ranches 2. U. infcrnirdia. 



Bladders among the leaves. 



Spur of corolla short and obtuse 3. IJ . minor. 



Spur of corolla conical, acute 4. U . occidentalis. 



1. Utricularia vulgaris L. Sp. PI. 1: IS. 1753. 

 Type locality: European. 



Range: British Columbia to California, Texas, and Newfoundland. 



Specimens examined: Mud Lake, near Seattle, Piper 1103; Wliidby Island, Gardner 

 3(58; Olympia, it/nca icZ, June, 1896; Falcon Valley, iS'j/i'sc/or/" 468. 

 Zonal distribution: Humid Transitit)n. 



2. Utricularia intermedia Hayne, Schrad. Journ. Bot. 1: 18. '1800. 

 Type locality^: "Ilalntat in inundatis prope Berolinum et Upsaliam." 



Range: Subarctic regions, southward to California, Ohio, and New Jersey. Europe. 

 Asia. 



Specimens examined: Falcon Valley, Suhsdoif 168. 



3. Utricularia minor L. Sp. PI. 1: 18. 1753. 

 Type locality: European. 



Range: British Columljia to Canada, southward to California, I^taii, and New Jersey. 

 Europe. Asia. 



Specimens examined: Mud Lake, near Seattle, Piper in 1891; Olympia, Kincaid in 

 1896; Skamania County, Sul:sdorf22?,Q. 



Zonal distribution: Humid Transition. 



4. Utricularia occidentalis A. Gray, Proc. Am. Acad. 19: 95. 1884. 



Type locality: "Washington Territory in Falcon Valley." Collected by Suksdorf. 



Range: Known only from the tj^e locality. 



Specimens examined: Falcon Valley, iS'uZrs^/o// 169 (type), 469; IlenderHon. 



2. PINGUICULA. 



1. Pinguicula vulgaris L. Sp. PI. 1: 17. 1753. 



Type locality: European. 



Range: Oregon to the Adirondacks and northward. 



Specimens examined: Olympic Mountains, Piper, August, 1895; Elmer 2526; Mount 

 Rainier, Piper 2067; Flett 237; Silverton, Bouclc 177a; Mount Stuart, Elmer 1212; 

 Brandegee 1031; Skagit Pass, Lalce <& Hull 582; Stevens Pass, Sandberg & Leiherg 793; 

 Loomis, Elmer, September, 1897. 



Zonal distribution: Iludsonian and Arctic. 



PLANTAGINACEAE. Plantain Family. 



PL ANT AGO. Plantain. 

 Leaves ovate or lanceolate. 



Seeds numerous ; leaves ovate x . /- . major. 



Seeds only 2 to 4 ; leaves lanceolate 2. P. lanceoiata. 



