LEGUMINOS^. 615 



PETALOSTEMON, Michx. 



P. violaceus, Michx. Stem erect, corymbose above, very leafy ; leaf- 

 lets 3-5, narrow-linear ; spilies oblong or cylindrical ; calyx silky, tlie short 

 teeth obtuse, as long as the lanceolate acuminate silky bracts. — West Ten- 

 nessee, and westward. — Stem 2° liigii. Flowers violet-purple. 



P. roseus, Nutt. Leaflets narrower ; calyx smooth, the teeth as long as 

 tiie tube, shorter than the setaceous bracts ; petals obovate, rose-color; other- 

 wise like the preceding. — Low pine barrens, East Florida. 



P. candidus, Michx. Smoothish ; stem erect, brandling above; leaflets 

 5-7, lanceolate; spikes oblong ; bracts lanceolate, acuminate, twice as long 

 as the calyx ; flowers white. — West Tennessee, and westward. — Stem 1° - 



2° high. 



P. foliosus, Gray. Smooth, very leafy; leaflets 10-29, linear-oblong, 

 mucronate, the glands few and small ; spikes cylindrical, short-peduncled ; 

 bracts slender-awned from a lanceolate base, exceeding tlie rose-purple flow- 

 ers ; calyx glabrous, the teeth about half the length of tlie cylindraceous 

 tube (Grail). — Near Nasliville, Tennessee, and northward. 



P. decumbens, Nutt. Stems decumbent, branching from the base ; 

 leaflets 6 or 8, linear-oblong, mucronate ; spikes ovate-oblong ; calyx shorter 

 than the acuminate bracts, the teeth longer than the smooth tube ; petals 

 deep violet-purple, linear-oblong, obtuse at the base, vexillum cordate. — 

 North Alabama, Tennessee, and westward. — Stems 1° long. Leaflets 6" - 8" 

 lung. 



P. Feayi, n. sp. Smooth ; stems several, decumbent, much branched ; 

 leaves long-petioled, the 4-8 leaflets soon involute-filiform, obtuse or trun- 

 cate ; heads globular, corymbose, long-peduncled ; calyx-tube smooth, twice 

 the length of the ovate acute pubescent teeth, and smooth bracts ; petals 

 bright rose-color; stamens long-exserted. — Bartow, South Florida (Feay). — 

 Stems 1°-1|° long. Leaflets 5" - 8" long. Heads 3" -4" broad. 



DALEA, L. 



D. Domingensis, DC. Erect, velvety-pubescent; leaflets 12 or 14, 

 obovate ; spikes capitate, short-peduncled ; calyx villous, the lobes subulate. 

 — Key Biscayne, South Florida (Curtiss). 



TEPHROSIA, Pers. 



T. onobryehoides, Nutt. Softly pubescent ; stem erect, mostly sim- 

 ple ; leaves petioled ; leaflets numerous, narrowly oblong, truncate or emar- 

 ginate at the apex, mucronate, soon smooth above ; racemes very long, erect, 

 many-flowered ; petals white, turning red ; legume nearly straiglit. — Pine 

 barrens near Mobile {Mohr), and westward. — Stem 2° high. Leaflets 1' 

 long. Racemes l°-2° long. 



