144 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Tennessee: Knoxville, Ruth 62. Wolf Creek Station, Kearney in 1897. 



Mississippi: Starkville, Tracy in 1889. Waynesboro, Kearney 197. 



Louisiana: Houma, Wurzlow. Crowley, Webb in 1913. Breton Island, Tracy & 



Lloyd 480. Calhoun, Ball 72. Cameron, McAtee 1902. 

 Texas: Guadalupe River, Groth 179. Houston, Fisher 199. Del Rio, LTitchcock 13632. 



Big Spring, Hitchcock 13399. Madison County, Dixon 443. Clarksville, Plank 12. 



El Paso, Hitchcock 13340. San Antonio, Amer. Gr. Nat. Herb. 428. Brownsville, 



Hitchcock in 1904. Western Texas, Wright a » l r— 

 Oklahoma: False Ouachita, Palmer 378, 379a. Lincoln County, Blankinship in 1895. 

 Montana: Ulm, Williams 591. 



Wyoming: Little Missouri Buttes, Griffiths 599. Newcastle, Griffiths 679. 

 Idaho: Boise, Clark 308. St. Anthony, Merrill 55. Pocatello, nitchcock 1841. 



New Plymouth, Macbride 713. Salmon, Henderson 3937. Forest, Brown 20. 

 Washington: Waitsburg, Horner 527. Alma, Elmer 530. Prosser, Cotton 641, 892. 



Klickitat County, Suksdorf 2329. Bingen, 5 uksdorf 2639. 

 Oregon: Portland, Suksdorf 1742. Paisley, .Efrfer 22. Wasco County, Leiberg 866. 



Clarks Creek, Sheldon 8863. Klamath Falls, Hitchcock 2961. Hood River, 



Hitchcock in 1903. Southeastern Oregon, Griffiths & Morris 867, 892, 894. 

 Colorado: Grand Junction, Hitchcock 2197. Canon City, Sfoar 962. Meadow Park. 



Shear 602. Durango, Tweedy 377. Alamosa, STtear 863. 

 Utah: Ephraim, Tidestrom 2483. 

 Nevada: Battle Mountain, Hitchcock 10598. Leonard Creek Ranch. Griffiths & 



Morris 352. Wadsworth, Griffiths & Hunter 549. Big Creek, Griffiths & Morris, 



186. 

 New Mexico: Cedar Hill, Standley 7937. Without locality, Wright 2089. 

 Arizona: Winslow, Griffiths 5018. Walnut Canyon, MacDougal 353. Prescott, 



Hitchcock 13192, 13193; Amer. Gr. Nat. Herb. 429. 

 California: Biggs, Johnson 149. Van Sickle Island, Kennedy in 1914. Wrights, 



Elmer 5008. Oroville, Brown 114. Visalia, Coville & Funslon 1277. Sutler 



Creek, Braunton 1130. Stockton, Davy 1180. Guerneville, Davy in 1896. Napa 



County, Bolander 2419. Amador, Hansen 820. Stuarts, Fates 515. Yreka, But- 

 ler 865. Eureka, Tract/ 4634. 

 Uruguay: Montevideo, Arechavalela. 



Echinochloa crusgalli mitis (Pursh) Peterm. 



Panicum crusgalli var. mite Pursh, Fl. Amer. Sept. 66. 1814. Described from 

 eastern United States, no definite locality given. The short-awned or awnless form. 



Panicum crusgalli var. purpureum Pursh, Fl. Amer. Sept. 66. 1814. A form of the 

 last with purple spikelets. 



Panicum crusgalli var. muticum Ell. Bot. S. C. & Ga. 1 : 114. 1816. Described from 

 South Carolina or Georgia, but no definite locality given. Spikelets acuminate. 

 The awnless form common in the eastern states. 



Echinochloa crusgalli var. mitis Peterm. Fl. Lips. 82. 1838. Based on Panicum crus- 

 galli var. mite Pursh. 



Panicum scindens-Neea; Steud. Syn. PI. Glum. 1: 47. 1854. "St. Louis." The 

 type, in the Berlin Herbarium, was collected by Drummond in 1831. It is the nearly 

 awnless form with rather small panicles, the lower racemes spreading. 



description. 



Differs from the typical form in having the spikelets awnless or nearly so, the awns 

 being less than 3 mm. long. In the Southwest this form passes into E. crusgalli zelay- 

 ensis. A specimen from San Antonio, Texas, has scabrous sheaths (Hitchcock 5141). 



