520 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Range: California to Iowa, New York, and Florida. 

 Specimens examined: North Yakima, Henderson 2496. 



2. Physalis ixocarpa Brot.; Hornem. Ilort. Ilafn. Suppl. 26. 1819. 

 TiPE locality: "Habitat unknown." Probably originally from Mexico. 

 Specimens examined: Near Bingen, Sitksdorf2284. 



SOLANUM. 



Perennial; climbing vine; leaves 3-lol)ed or 3-divided 2. S. dnlcaniam. 



Annuals; erect or prostrate. 



Plant armed with prickles; flowers yellow ; leaves pinnatifid 1. S.rostratum. 



Plant not prickly. 



Stems prastrate ; leaves deeply pinnatifld 3. <S. triflorum. 



Stems erect ; leaves ovate, repand or cnt iro 4. S. nigrum. 



1. Solanmn rostratiim Dunal, Sol. 234. 1813. 

 Type ixx:ality: "In horto Monspeliensi cultum." 



Range: Colorado and Nebraska to Texas. , 



Specimens examined: Walla Walla, Piper, August 13, 1897 (introduced). 



2. Solanum dulcamara L. Sp. PI. 1 : 185. 1753. Bittersweet. 

 Type ujcality: European. 



Specimens examined: Parker, Z>unn, August 8, 1901; North Yakima, Watt, August, 

 1895; Piper 1889; Kock I^ke, Lake <& UuU 583; S|)okane, Kreager 545, Solah \ailey, 

 CoUon8S2. 



3. Solanum triflorum Nutt. Gen. 1: 128. 1818. 



Type locality. "Near Fort Mandan." Collected by Nuttall. 

 Range: Washington to Saskatchewan and New Mexico. 



Specimens examined: Columbia River, Henderson 2495; Ellensburg, Whtted, July, 

 1897; North Yakima, Piper 1806. 

 Zonal distribution: Upper Sonoran. 



4. Solanum nigrum L. Sp. PI. 1: 186. 1753. 

 Type locality: " Habitat in Orbis totius cultis." 

 Range: Temperate North America. 



Specimens examined: Cascade Mountains latitude 49°, Lyall in 1859; Tacoma, Flett 

 67; west Klickitat County, Suksdorf 1480, 2317, 2318; North Yakuua, Piper 1787, Ophir, 

 Elmer 525; Wawawai, Elmer, June, 1897; Squaw Creek, Cotton 871. 



Zonal distribution: Upper Sonoran and Transition. 



DATURA. 



Flowers white; prickles of the fruit unequal, the lower shorter ID. stramonium. 



Flowers purplish, prickles of the fruit equal 2. D. tatula 



1. Datura stramonium L Sp. Pi 1:179 1753 Jimson weed. 

 Type locality: "Habitat in America, nunc vulgaris per Europp.m " 



Reported in Suksdorf's list, but we have seen no Washington specimens. 



2. Datura tatula L Sp PI. ed 2. 1:256 1762. 

 Type locality. Unknown 



Specimens examined. Pullman. Piper, September 8, 1894; near Wawawai, Piper in 

 1902. 



