554 PLANT LIFE OF ALABAMA. 



Louishmian area. Florida west to Mississippi, Louisiana, Texas, and southern 

 Arkansas. 



ALABAMA: Central Prairies. Coast plain. Open grassy places. Greene County 

 (Leavenworth). Mobile County, Portersville, West Fowl River. Flowers July to 

 September. Infrequent. Perennial. 



Type locality : " In the prairies of Green County, Ala." 



Herb. Geol. Surv. Herb. Mobr. 



MORONGIA Brittou, Mem. Torr. Club, 5 : 191. 1894. SENSITIVE BIIIKK. 

 (SCHRAXKIA Willd. Sp. PI. 4 : 1041. 1806. Not Medic. 1792.) 



Four species, warmer, temperate, and tropical America. Perennials. 

 Morongia angustata (Torr. & Gray) Britton, Mem. Torr. Club, 5 : 191. 1894. 



Schrankia angustata Torr. & Gray, Fl. N. A. 1:401. 1840. 



Gray, Man. ed. 6, 149. Chap. Fl. 116. Coulter, Contr. Nat. 1 lerb. 2 : 98. 



Carolinian and Louisianiaii areas. Southern Virginia to Florida, west to Texas, 

 Arkansas, Tennessee, and Missouri. 



ALABAMA: Over the State. Open woods, pastures, old fields, dry light soil. Cull- 

 man, Tuscaloosa, Washington. Monroe, and Mobile counties. Flowers pink, May to 

 July. Prostrate stems 2 to 3 feet long. Frequent. 



Type locality : " With the preceding [M. uncinata], South Carolina, Georgia, Texas, 

 iJrummond." 



Herb. Geol. Surv. Herb. Mohr. 



Morongia horridula (Michx.). 



Mimosa horridula Michx. Fl. Bor. Am. 2 : 254. 1803. 



Schrankia angustata var. brachycarpa Chap. Fl. 116. 1860. 



S. horridula Chap. Fl. ed. 3, 127. 1897. 



Chap. Fl. 1. c. 



Louisiauian area. Florida to North Carolina? west to Louisiana. 



ALABAMA: Coast Pine belt. Dry pine woods. Clarke County, Suggsville (Dr. 

 Denny). Washington County, Yellowpine. Mobile County. Flowers pink, .Inly. 

 Less frequent than the above. 



Type locality: "Hab. a Virginia ad Floridam." 



Herb. Geol. Surv. Herb. Mohr. 



ACUAN Medic. Theod. Spec. 62. 1786. 

 (DESMANTHUS Willd. Sp. PI. 4 : 1044. 1806.) 



Ten species, South Atlantic America, West Indies. 

 Acuan illinoense (Michx.) Kuntze, Rev. Gen. PI. 1 : 158. 1891. 



Mimosa illinoensls Michx. Fl. Bor. Am. 2 : 254. 1803. 



Acacia brachyloba Willd. Sp. PL 4 : 1071. 1806. 



Desmanthus brachylobus Benth. in Hook. Bot. Journ. 4 : 358. 1842. 



Gray, Man. ed. 6, 149. Chap. Fl. Suppl. 618: ed.3, 128. Coulter, Contr. Nat. Herb. 

 2:96.* 



Carolinian and Louisianian areas. Southern Virginia, Kentucky, Missouri, Min- 

 nesota, south to Tennessee, Mississippi, Arkansas, Louisiana, and Texas. 



ALABAMA: Prairie region. Coast plain. Grassy open place. Montgomery County, 

 open prairies, banks of Pentulalla Creek. Mobile County, shore of Mississippi Sound 

 at Cedar Point. Flowers white, July. Perennial. 



Type locality : u Hab. in prateusibus regionis Illinoensis." 



Herb. Geol. Surv. Herb. Mohr. 



P ARKINSONIA L. Sp. PI. 1 : 375. 1753. 



About 11 arborescent species, South Africa. Warmer and tropical America, 4. 

 Parkinsonia aculeata L. Sp. PI. 1 : 375. 



Chap. Fl. Suppl. 618; ed.3, 126. Coulter, Contr. Nat. Herb 2:94. 



WEST INDIES, TEXAS, MEXICO. Cultivated in all tropical countries. 



Louisianian area. Cultivated and escaped. Southwestern Florida to California. 



ALABAMA : Coast plain. Waste places, not rarely escaped. Flowers yellow, June, 

 July. Tree 15 to 20 feet high. 



Economic uses: Ornamental. 



Type locality : " Hab. in America calidiori." 



Herb. Geol. Surv. Herb. Mohr. 



