570 PLANT LIFK OF ALABAMA. 



ALABAMA: Littoral region. Damp sandy soil. Mobile County, Dauphin Island. 

 July; very rare. Perennial. 



Type locality: "Hab. in arenosis insulae Cumberland et Floridae.'' 

 Herb. Geol. Surv. Herb. Mohr. 



STYLOSANTHBS 8w. Prodr. Fl. Ind. Occ. 108. 178S. PENCIL FLOWEIJ. 



About 25 species, tropical regions, West Indies, Mexico to Brazil, eastern Asia, 

 Africa. North America, 1. 



Stylosanthes biflora (L.) B. S. P. Prel. Cat. N. Y. 13. 1888. 



Trifolium Uflorum L. Sp. PI. 2 : 773. 1753. 



Stylosanthes elaiior Sw. Svensk Acad. I laudl. 1789 : 296, 1. 11, f. J. 1789. 



S. hispida var. nudimcula Michx. Fl. Bor. Am. 2 : 75. 1803. 



Ell. Sk. 2 : 203. Gray, Man. ed. 6, 142. Chap. Fl. 100. 



NORTHERN MEXICO, SOUTH AND WEST AFRICA. 



Carolinian and Louisianian areas. New York (Long Island), New Jersey, and 

 West Virginia to southern Indiana, southern Illinois, Missouri, and Arkansas, south 

 to the Gulf from Florida to Louisiana. 



ALABAMA: Over the State. Dry light soil. Flowers yellow, June, July. Com- 

 mon; abundant in the pine barrens. Perennial. 



Type locality : "Hab. in Virginia, Canada." 



Herb. Geol. Surv. Herb. Mohr. 



Stylosanthes biflora hispidissima (Michx.) HISPID PENCIL FLOWER. 



Stylosanthes hispida var. hispidissima Michx. Fl. Bor. Am. 2 : 75. 1803. 



A taller plant, stem over 2 feet long, assurgent, with close appressed pubescence 

 and hispid with long stiff spreading hairs; leaves, stipules, and calyx lobes hispid- 

 ciliate. 



Louisianian area. 



ALABAMA: Lower Pine region. Coast plain. Dry sandy places. Mobile County 

 (Gates). Flowers yellow. Perennial. 



Type locality: "Hab. in Virginia et Carolina." 



Herb. Geol. Surv. Herb. Mohr. 



Stylosanthes riparia Kearney, Bull. Torr. Club, 24 : 565. 1897. 



DECUMBENT PENCIL FLOWER. 



Perennial, with several stems from the strong woody root, decumbent, widely 

 spreading, much branched; petioles pubescent, slightly exserted from the stipular 

 sheath; stipules large, inflated, appressed-pubescent with two subulate aristate 

 teeth. Leaves elliptical to cuneate-obovate, subspinescent-cuspidate. Spikelets of 

 the inflorescence bracted, 1-flowered; prophyllum deeply lobed; loment strongly 

 reticulated, gibbous with a strongly hooked beak. 



Carolinian to Louisianian area. Delaware, North Carolina, Florida. 



ALABAMA: Metamorphic hills. Dry sandy places. Lee County, Auburn (liaker <> 

 Earle, July, 1897). Dekalb County, Mentone. Local. 



Type locality: " Banks of the French Broad River near Wolf Creek [Tennessee]." 



Herb. Geol. Surv. Herb. Mohr. 



ZORNIA Gmel. Syst. 2:1096. 1791. 



Eleven species, warmer regions of both hemispheres, largely in tropical America 

 to Brazil. 



Zornia bracteata (Walt.; Gmel. Syst. 2 : 1096. 1791. BKACTKD ZOIIMA. 



Anonymns bracteata Walt. Fl. Car. 181. 1788. 



Zornia tctrapkylla Michx. Fl. Bor. Am. 2 : 76, t. 41. 1803. 



Ell. Sk. 2 : 219. Chap. Fl. 100. Coulter, Contr. Nat. Herb. 2 : 85. 



NORTH MEXICO, WEST AND SOUTH AFRICA. 



Carolinian and Louisianiau areas. Southern Virginia, North Carolina west to 

 eastern Texas. 



ALABAMA: Lower Pine region. Dry sandy pine barrens. Washington County. 

 Monroe County, Claiborne. Baldwin and Mobile counties. Flowers yellow. July. 

 Frequent. Perennial. 



Type locality: South Carolina. 



Herb. Geol. Surv. Herb. Mohr. 



