264 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



3a. Tissa rubra perennans (Kindl).) (Ireene, Pittoiiia 2: 229. 1892. 



Lepigonum rvhrurn perennans Kindb. Monogr. 41. 1863. 



Spergiilaria rubra perennans Robinson in Gray, Syn. Fl. 1: 2.50. 1897. 



Type locality: Sweden. 



Range: Washington and Idaho to California. Europe. 



Specimens examined: Satsop, Heller 4026; Kalania, Piper, October, 1901; Lake Park, 

 Piper 2126; KHckitat County, Brandegee 678; west Klickitat County, SuTcsdorf 2081; 

 Stuart Island, Lairrence 196. 



4. Tissa diandra bracteata (Robinson). 



Spergul'aria salsuginea hraeteata Roi^inson in Gray, Syn. Fl. 1: 2.51. 1897. 



Type locality: Texas. 



Range: Washington to California and Texas. 



Specimens examined: West Klickitat County, Svhsdorf 2082, 176; Egbert Springs 

 Sandherg & Leiherg 346. 



Zonal distribution: Upper Sonoran. 



PENTACAENA. 



1. Pentacaena ramosissima (Weinni.) Hook. & Arn.; Ilook. Bot. Misc. 3: 338. 1833. 

 Loejlingia ramosissima Weinm. Bot. Zeit. 3: 608. 1820. 

 Paronychia? ramosissima DC. Prod. 3: 372. 1828. 

 Type locality: "In apricis siccis Chili." 

 Range: Washington to California. Chile. 



Specimens examined: Westport, Heller 3939; Oyluit, Lamb 1262: Ilwaco, Piper. 

 Zonal distpjbution : Humid Transition. 



NYMPHAEACEAE. Wateklily Family. 



Leaves peltate: carpels se^'eral, 1-seeded Brasenia. 



Leaves cordate ; carpel 1 , many-seeded N ymphaea. 



BRASENIA. 



1. Brasenia schreberi Gmel. Syst. Veg. 1: 853. 1796. Watershield. 



Hydropeltis purpurea Michx. Fl. 1 : 324. 1803. 



Brasenia peltafa Pursh, Fl. 2: 389. 1814. 



Brasenia purpurea Casp. in Engl. & Prantl, Nat. Pfl. Fam. 3-: 6. 1888. 



Type locality: None given. 



Range: British Columbia to Nova Scotia, southward to California, Texas, and Florida. 

 Asia. Australia. Africa. 



Specimens examined: Lake Washington, Piper, July, 189.5; Silver Lake, Henderson, 

 October, 1892; Davis Lake, Kreager 443. 



Zonal distribution: Transition. 



NYMPHAEA. 



1. Nymphaea polysepala (Engelm.) Greene, Bull. Torr. Club 15: 84. 1888. Wokas. 



Xiipliar pnlyse pahnii Engelm. Trans. Acad. St. Louis 2: 282. 186.5. 



Type locality : "In small lakes, in the higher Rocky Mountains, from the sources 

 of the Platte, near Long's Peak, lat. 40°, to those of the Columbia River, lat. 44°." 



Range: Alaska to California and Colorado. 



Specimens examined: Oyhut, Lamb 1260; Falcon Vcllcy, Sul'sdorf 46; Union Flat, 

 Lalce & Hull 421; Big Meadows, Stevens County, Kreager -!26. 



Zonal distribution: Transition to Hudsonian. 



The common form of this species has floating leaves, l)ut in some lakes a form occurs in 

 which the leaf blade is held above the water. Forms witii the outer sepals red-tinged 



