PUKSLANE FAMILY. 495 



Asia, Africa, West Indies to Argentina. 



Loiiisianiau area. South Carolina to Florida, west to Texas and California. 



Alabama : Sandy sea beaches exposed to the waves. Mobile County, Sand Island. 

 Flowers red. December; not common. Perennial. 



The prostrate and ascending stems, many from the same rootstock, and from 8 to 

 12 inches long, cover large patches. 



Type locality (L. Sp. PI. ed. 2) : " Hab. in Indiae maritimis." 



Herb. Geol. Surv. Herb. Mohr. 



Sesuviuiii revolutifolium Ortega, Hort. Matrit. 19. 1800. 



Sesuvium sessile Pers. Syn. 2 :39. 1805. 



S. portulamstrum DC. Hist. PI. Grass, t. 9. 



S. portulacasirum var. subsessile Gray, PI. Wright. 1: 13. 1853. 



South America; North America, alkali plains of western Texas to southeastern 

 California. 



Alabama: Fugitive on ballast, Mobile County, September, 1892. Annual. 



Type locality not ascertained. 



Herb. Geol. Surv. Herb. Mohr. 



Sesuvium maritimum ( Walt. ) B. S. P. Prel. Cat. Fl. N. Y. 20. 1888. Sea Purslane. 



Pharnaceum maritimum Walt. Fl. Car. 117. 1788. 



Sesuvium pentandrum Ell. Sk. 1 : 556. 1817. 



Ell. Sk. 1. c. Gray, Man. ed. 6, 198. Chap. Fl. 44. 



Carolinian and Louisianian areas. Seacoast from Long Island to Florida, west 

 to Mississippi. 



Alabama: Littoral region. Saline pools on sandy beaches. Mobile County, Dau- 

 phin Island. Flowers greenish white. August; not frequent. Annual? 



Type locality : South Carolina. 



Herb. Geol. Surv. Herb. Mohr. 



PORTULACACEAE. Purslane Family. 



PORTULACA L.Sp. PL 1:445. 1753. 



About 16 species, of warmer temperate and tropical regions, chiefly American. 

 North America, 10; west of the Mississippi, 5; Eastern Atlantic States, 2. 



Portulaca oleracea L. Sp. PI. 1 : 445. 1753. Common Purslane. 



Ell. Sk. 1 : 534. Gray, Man. ed. 6, 90. Chap. Fl. 44. Wats. Bot. Calif. 1 : 74. 



Cosmopolitan. Widely and abundantly diffused in temperate regions. Doubt- 

 fully indigenous in the Atlantic region of North America. Naturalized from southern 

 Ontario to the Gulf and across the continent. 



Alabama: (Jver the State. In cultivated ground. Flowers yellow; May to Sep- 

 tem1)er. Ripens its seeds to the close of the season. Common everywhere. Annual. 



Type locality: " Hal), in Europa australi, India, Insula Ascensionis, America." 



Herb. Geol. Surv. Herb. Mohr. 



Portulaca pilosa L. Sp. PI. 1 : 44.5. 1753. Red-flowering Purslane. 



Grav, Man. ed. 6, 91. Chap. Fl. 44. Coulter, Contr. Nat. Herb. 2 : 32. Wats. Bot. 

 Calif.'l : 74. Griseb. Fl. Brit. W. Ind. 57. 



West Indies, Mexico to Peru, Brazil. 



Louisianian area. From Texas to Florida and North Carolina; also California. 



Alabama: Lower Pine region to Central Pine belt. Dry sandy places. Mobile 

 County, Grand Bay, about dwellings. Autauga County, Prattville {E. A. Smith) 

 Flowers .July, August. Annual. 



Apparently introduced from the tropics. 



Type locality : " Hab. in America meridional!." 



Herb. Geol. Surv. Herb. Mohr. 



TALINUM Adans. Fam. PL 2 : 245. 1763. 



Fifteen species, warmer parts America, West Indies to Brazil. I'nited States, 8; 

 Southern States, 1. 



Talinum teretifolium Pursh, Fl. Am. Sept. 2 :365. 1814. Purple Talinum. 



ElLSk. 1:535. Gray, Man. ed. 6, 91. Chap. Fl. 44. 



Alleghenian and Carolinian areas. Southeastern New York; Pennsylvania south 

 to North Carolina and Georgia, northwest from Indiana to Minnesota, Nebraska, 

 Arkansas, and Colorado. 



