616 LEGUMINOS^E. 



T. leptostachya, DC. Stem erect, branching, slightly pubescent; 

 leaflets 8 - 12, wedge-oblong, when young silky beneath ; stipules subulate ; 

 racemes long and slender ; flowers distant, purple ; legume erect. Sand- 

 hills at Cape Canaveral ( Curtiss). July. Stem 1 - 2 high. 



INDIGOFERA, L. 



I. subulata, Vahl. Somewhat shrubby, sparsely pubescent with ap- 

 pressed hairs ; stem filiform, decumbent ; leaves distant ; leaflets 5, oblong, 

 mucronate ; racemes loosely many -flowered, in fruit many times longer than 

 the leaves ; calyx-teeth subulate ; legume filiform, reflexed, nearly terete, 

 6 - 8-seeded. Miami, South Florida ( Garber). Stem 2' - 3' long. Legume 

 2'- 3' long. 



ASTRAGALUS, L. 



A. caryocarpus, Ker. Stems prostrate or ascending, appressed-pubes 

 cent ; leaflets 16 - 24, oblong ; stipules ovate ; peduncles as long as the leaves ; 

 racemes rather loosely flowered ; the flowers violet-purple ; legume ovate, 

 acute, smooth, thick and succulent, corky when dry. Near Nashville, Ten- 

 nessee (Dr. Gattinger), and westward. 



DADBENTONIA PUNICEA, DC., a Brazilian shrub, with showy bright-red 

 flowers and 4-winged legumes, was introduced into the gardens of Apalachi- 

 cola many years ago, and is now permanently established in the lower part 

 of the city. 



VICIA, Tourn. 



V. Ludoviciana, Nutt. Smoothish ; leaflets 10-15, elliptical, rounded 

 or emarginate at the tip ; peduncles mostly 2-flowered, flowers small, pale 

 blue ; calyx hairy ; legume broadly sabre-shaped, 5 - 6-seeded. New Orleans 

 ( Carpenter). Stem stout, 2 - 3 long. Leaflets 6" - 8" long. Peduncles in 

 fruit longer than the leaves. 



V. Ploridana, Watson. Leaflets oblong or obovate, mucronate, thin 

 (^' long); flowers smaller; legume short (' long), nearly oval, pointed, 

 2-4-seeded; otherwise like V. acutifolia. Low hummocks, East Florida 

 (Garber, Curtiss). 



LESPEDEZA, Michx. 



L. striata, Hook. & Arnott. Annual, erect or prostrate, appressed-pubes- 

 cent ; leaflets oblong-obovate ; stipules thin, strongly veined, twice as long as 

 the petioles, persistent; racemes shorter than the leaves, 1-5-flowered; 

 calyx veiny, the ovate teeth shorter than the round ovate reticulate legume ; 

 flowers purple. Fields an,d waste ground. Introduced from Asia. Stems 

 6' -l^ long. 



DESMODIUM, DC. 



D. triflorum, DC. Creeping, pubescent ; leaflets obcordate ; peduncles 

 axillary, single, or 2 - 3 together, 1-flowered ; legume curved, 3 -4-jointed. 

 Manatee, South Florida. Stem C' - 12' long. 



