PIPER FLORA OF THE STATE OF WASHINGTON. 519 



Zonal distribution: Arid Transition. 



The Brandegee specimen was referred by Gray erroneously to A. ramosa (Nutt.), a 

 species not known from Washington. 



DIGITALIS: 



1. Digitalis purpurea L. Sp. PI. 2: 621. 1753. Foxglove. 



Type locality: "In Europae australiore." 



Specimens examined: Union City, Piper. Abundantly introduced along tl-.e lower 

 Columbia River. 



VERBENACEAE. Verbena Family. 



VERBENA. 



Stems prostrate or decumbent; bracts exceeding the flowers 1. V. bracteosa. 



Stems erect; bracts shorter than the flowers. 



Herbage densely soft-pubescent 2. V. stricta. 



Herbage glabrous or nearly so 3. V . hastata. 



1. Verbena bracteosa Michx. Fl. 2: 13. 1803. 



Type locality: "In regionc lllinoiensi et in urbe Nashville." 



Range: Washington to California, Wisconsin and Florida. 



Specimens examined: Cascade Mountains to CohiHc, Lyall in 1860; Egbert Springs, 

 Sandberg tfe Leiberg 340; North Yakima, Watt, August, 1895; Prosser, Henderson, May 26, 

 1892; Wenache, Whited 1373; Almota, LaJce & Hull 606; Wawawai, Piper 1542; Mission, 

 Kreager, August 22, 1902; Meyers Fails, Kreager 474; without locality, Vasey in 1889; 

 Prosser, Cotton 621. 



Zonal distribution: Upper Sonoran and Arid Transition; 



2. Verbena stricta Vent. Descr. PI. Jard. Cels. pi. 53. 1800. 

 Type locality: Illinois. 



Range: Washington to Ohio and Texas. 

 Specimens examined: Meyers Falls Kreager 475. 



3. Verbena hastata L. Sp. Pi. 1: 20. 1753. 

 Verbeiw, paniculata Lam. Encyc. 8: 548. 1808. 

 Type locality: "Habitat in Canadae humidis." 

 Range: Washington to Canada, New Mexico, and Florida. 



Specimens examined: Eliensburg, Piper, July 9, 1897; North Yakima, Watt, August, 

 1895; Piper, August 6, 1894; Alma, Elmer 537; Rock Lake, Lake cfc Hull 605; Almota, 

 Piper, August 26, 1894, Meyers Falls, Kreager 469; Toppcnish, Cotton 787. 



Zonal distribution: Upper Sonoran. 



SOIANACEAE. Nightshade Family. 



Fruit a berry; corolla campanulate or rotate. 



Corolla campanulate, calyx campanulate becoming Iaq3;e and bladdery. . Physalis. 



Corolla rotate; calyx small Solanum. 



Fruit a capsule; corolla lunnelform. 



Capsule prickly , leaves dentate in ours Datura. 



Capsule not prickly; leaves entire Nicotiana. 



PHYSALIS. 



Herbage pubescent; fruiting calyx sharply 5-angled 1. P. puhescens. 



Herbage glabrous, fruiting calyx obscurely 5 to lO-angled 2. P. ixocarpa. 



1. Physalis pubescens L. Sp. PI. 1; 183. 1753. 

 Type locality . Habitat in India utraque. 



