554 PLANT LIFE OF ALABAMA. 
Louisianian area, Florida west to Mississippi, Louisiana, Texas, and southern 
Arkansas. 
ALABAMA: Central Prairies. Coast plain. Open grassy places. Greene County 
(Learenworth). 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, Mohr. 
MORONGIA Britton, Mem. Torr. Club, 5:191. 1894. SENSITIVE Brigr. 
(SCHRANKIA Willd, Sp. Pl. 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, FIN. A.1: 401. 1840, 
Gray, Man. ed. 6, 149. Chap. F1.116. Coulter, Contr: Nat. Herb. 2:98. 
Carolinian and Louisianian 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 (WZ. uncinata], South Carolina, Georgia, Texas, 
Drummond.” 
Herb. Geol. Surv. Herb. Mohr. 
Morongia horridula (Micbx.). 
Mimosa horridula Michx. Fl. Bor. Am, 2: 254. 1803, 
Schrankia angustata var, brachycarpa Chap. F1. 116. 1860, 
S. horridula Chap. F 1. ed. 3, 127, 1897, 
Chap. Fl. 1c. 
Louisianian 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, July. 
Less frequent than the above. 
Type locality: ‘Hab. a Virginia ad Floridam.” 
Herb, Geol. Surv. Herb. Mohr. 
ACUAN Medic. Theod. Spee. 62. 1786, 
(DESMANTIIUS Willd. Sp. Pl. 4: 1044. 1806.) 
Ten species, South Atlantic America, West Indies. 
Acuan illinoense (Michx.) Kuntze, Rev. Gen, Pl. 1: 158. 1891.. 
Mimosa illinoensis 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: ‘Hab. in pratensibus regionis [linoensis.” 
Herb. Geol. Surv. Herb. Mohr. 
PARKINSONIA L. Sp. P1.1:375. 1753. 
About 11 arborescent species, South Africa, Warmer and tropical America, 4. 
Parkinsonia aculeata L. Sp. Pl. 1: 375. 
Chap. FI. Suppl. 618; ed. 3,126. Coulter, Contr. Nat. Herb 2:94. 
West INpIEs, 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. 
