614 LEGUMiyoS^. 



as long as the hairy oval seed. — St. Augustine, East Florida {Miss Marij E. 

 Reynolds). — Anomalous among the yellow-flowered species, but may prove 

 to be a form of tlie preceding. 



P. Curtissii, Gray. Stem slender ; leaves alternate, narrow-linear ; 

 racemes long, loosely flowered ; wings narrowly oblong, erect, twice as long 

 as the capsule ; seeds and caruncle as in P. Chapmanii. — North Carolina 

 {Prof, Porter), Tennessee {Dr. Gattirvjtr). — Stem 9' high. Flowers rose- 

 color. Bracts persistent. 



P. ambigua, Nutt. Very closely allied to P. verticittala, but taller 

 (6'-16' liigli), the branches erect; leaves usually broader, only the lower 

 ones verticillate ; spikes more slender, more loosely flowered ; wings white. — 

 Gravelly liills, mountains of Georgia, and nortliward. May. 



Oedee LEGUMTSrOS^. 



CROTALARIA, L. 



C. maritima, Chapm Low, mucli branched, appressed-pubescent ; 

 leaves simple, oblong, sessile, very tliick and succulent ; stipules minute or 

 none ; raceme 2-flowered ; legume oblong, smooth. — Sandy beaeli at Palm 

 Cape, Soutli Florida. — Stem 6' high. Leaves 1' long. Flowers not seen. 



C. pumila, Ortega. Shrubby or perennial ; stem slender, decumbent ; 

 leaves trifoliolate ; leaflets small, euneate, emarginate, longer than the peti- 

 ole ; peduncles longer than the leaves, few-flowered ; corolla small ; legume 

 oval, pubescent, few-seeded. (C. littoralis, i?67i'. ) — Sandy beach at Casey's 

 Pass, South Florida. October. — Stem 2°-3° long. 



C. incana, L. Annual, tall, much branched, pubescent ; leaves trifolio- 

 late, long-petioled ; leaflets roundobovaie ; racemes stout, many-flowered; 

 keel of the corolla tomentose on the margins ; legume oblong, hairy. — 

 South Plorida, near the coast. 



MEDICAGO, L. 



M. dentieulata, Willd. Stems prostrate ; leaflets obovate or obcordate, 

 denticulate; stipules ciliate-toothed ; spikes 2-5-flowered, tlie flowers pur- 

 plisli ; legume flat, coiled, the thin margin fringed witli a double row of 

 curved hooked bristles. — Cliarleston and New Orleans. Introduced. 



M. maculata, Willd. Like the preceding, but the leaflets mostly pur- 

 plish in the centre, the stipules more strongly tootlied, and the margins of 

 the legume thicker. — New Orleans. Introduced. 



MELILOTUS, Tourn. 



M. parviflora, Desf. Annual ; stems ascending ; leaflets of the lower 

 leaves roundish entire, of the upper ones oblong, denticulate ; flowers very 

 small, densely spilced, yellow ; legume ovate, rugose, 1-seeded. — New Or- 

 leans. Introduced. 



