598 PLANT LIFE OF ALABAMA. 
Euphorbia commutata Engelm. in (ray, Man. ed. 2, 381. 1856. 
TINTED SPURGE. 
Gray, Man. ed. 6,456. Chap. Fl. 401. Coulter, Contr. 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 (#. A. Smith). 
Wilcox County (S. B. Buckley). June; infrequent. Biennial. 
Type localiy: ‘‘Along water courses from Virginia toward the mountains to Ohio 
and westward.” 
Herb. Geol. Surv. Herb. Mohr. 
Euphorbia peplus L. Sp. Pl. 1:456. 1753. 
Gray, Man. ed. 6, 456. 
EUROPE. 
Alleghenian and Louisianian areas. Naturalized in Massachusetts and western 
New York. 
AvaBAMa: Adventive,with ballast and firmly established near the wharves of 
Mobile. April,May. Annual. 
Type locality: ‘Hab. in Kuropae cultis oleraceis.” 
Herb. Geol. Surv. Herb. Mohr. 
Buphorbia 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; Boykin. Louisiana; Hale. Texas; Lindheimer, Wright. 
Herb. Geol. Surv. Herb. Mohr. 
Huphorbia cyparissias L. Sp. Pl. 1:461. 1753. Cypriss SPURGE. 
KuROPE. 
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. Narbonensi.” 
Herb. Geol. Surv. Herb. Mohr. 
4 
CALLITRICHACEAE. Water Starwort Family. 
CALLITRICHE L. Sp. Pl. 2:969. 1753.' 
Fifteen to 20 ra‘her obscurely defined species, temperate Kurope. North Amer- 
ica, 11. 
Callitriche austini Engelm. in Gray, Man. ed. 5, 428. 1867. 
e AUSTIN’S WATER STARWORT. 
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: ‘‘Ondamp 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: 185. 1856. NuTTaLi’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, 
ymas Morong, Notes on North American Halorageae, Bull. Torr, Club, vol. 18, 
*o 239 (Callitriche). 1891. 
