598 PLANT LIFE OF ALABAMA. 



Euphorbia commutata Eiigelm. in Gray, Man. ed. 2, 389. 1856. 



TINTED SPURGE. 



Gray, Man. ed. 6, 456. Chap. Fl. 401. Coulter, Coutr. Nat. Herb. 2 : 394. 



Carolinian to Louisianian area. Ontario and Minnesota ; Maryland; Ohio Valley 

 to Missouri, south to Texas and western Florida. 



ALABAMA: Central Prairie region. Shaded banks. Sumter County (E. A. Smith). 

 Wilcox County (S. B. Buckley}. June; infrequent. Biennial. 



Type localiy : "Along water courses from Virginia toward the mountains to Ohio 

 and westward.' 7 



Herb. Geol. Surv. Herb. Mohr. 



Euphorbia peplus L. Sp. PI. 1 : 456. 1753. 



Gray, Man. ed. 6,456. 



EUROPE. 



Alleghenian and Louisianian areas. Naturalized in Massachusetts and western 

 New York. 



ALABAMA: Adventive^witb ballast and firmly established near the wharves of 

 Mobile. April, May. Annual. 



Type locality: "Hab. in Europae cultis oleraceis." 



Herb. Geol. Surv. Herb. Mohr. 



Euphorbia tetrapora Engelm. in Torr. Bot. Mex. Bound. 191. 1859. 



Chap. Fl. ed. 2, 646; ed. 3, 423. Coulter, Contr. Nat. Herb. 2 : 394. 



Carolinian and Louisianian areas. Texas, Indian Territory, Louisiana, Georgia. 



ALABAMA: Coast plain. Waste open places. Most probably adventive from the 

 Southwest. Found only once. 



Type locality : "Georgia; Boylcin. Louisiana; Hale. Texas; Lindheimer, Wright. 



Herb. Geol. Surv. Herb. Mohr. 



Euphorbia cyparissias L. Sp. PI. 1 : 461. 1753. CYPRESS SPURGE. 



EUROPE. 



Alleghenian to Louisianian area. Naturalized in the Atlantic States. 

 ALABAMA: Mobile. Fugitive on ballast ; rarely observed. Perennial. 

 Type locality : " Hab. in Misnia, Bohemia, Helvetia, G. Narbouensi." 

 Herb. Geol. Surv. Herb. Mohr. 



CALLITRICHACEAE. Water Starwort Family. 



CALLITRICHE L. Sp. PL 2 : 969. 1753. ' 



Fifteen to 20 rather obscurely defined species, temperate Europe. North Amer- 

 ica, 11. 



Callitriche austini Engelm. in Gray, Man. ed. 5, 428. 1867. 



AUSTIN'S WATER STAIIWORT. 



Callitriche deflexa var. austini Hegelm. Verh. Bot. Brand. 9 : 15. 1867. 



Gray, Man. ed. 6, 182. Chap. Fl. Suppl. 646 ; ed. 3, 420. 



CENTRAL AND SOUTH AMERICA. 



Carolinian and Louisianian areas. New York, New Jersey, Illinois, Missouri, 

 Arkansas, Texas, and Louisiana. ' 



ALABAMA : Tennessee Valley. Shaded damp soil. Franklin County, Russellville. 

 Lee County, Auburn (Baker $- Earle). In rich woods, June 28, 1892. Rare. Annual. 



Type locality : "On damp soil in open woods, fields, and roads New York and New 

 Jersey (C. F. Austin) to Illinois, Missouri, Texas, Mexico, and South America." 



Herb. Geol. Surv. Herb. Mohr. 



Callitriche nuttallii Torr. Pac. R. Rep. 4 : 135. 1856. NUTTALL'S WATER STARWORT. 

 Callitriche pedunculosa Nutt. Trans. Am. Phil. Soc. n. ser. 5 : 140. 1837. Not Arnott. 

 Carolinian and Louisianian areas. Arkansas, Mississippi, and Louisiana. 



ALABAMA: Coast plain. On damp open ground. Mobile County. Flowers Feb- 

 ruary, March; fruit ripens April. Frequent. Epigaeus, forming dense mats; herb 

 sweet-scented. Annual. 



Type locality: "From Arkansas to the Pottoe, etc." 



Herb. Geol. Surv. Herb. Mohr. 



Thomas Morong, Notes on North American Ilalorageae, Bull. Torr. Club, vol. 18, 

 pp. 232 to 239 (Callitriche). 1891. 



