20S NORTH AMERICAN FLORA [Volume 24 



becoming glabrous; racemes 5-10 cm. long; bracts and bractlets linear-subulate, 1-2 mm. long, 

 caducous; pedicels spreading, about 1 cm. long; calyx about 3 mm. high and 4 mm. broad, 

 the lobes short, broadly triangular, acute; corolla pale-yellow; banner 12-15 cm. long; wings 

 and keel-petals about 10 cm. long; pod 5-6 cm. long, 1 cm. wide, glabrous, abruptly acuminate 

 at each end, short-beaked, usually 4-6-seeded, the wings about 3 mm. wide; seeds quadrate- 

 orbicular, 5 mm. broad and long, 3 mm. thick, brown. 



Type locality: Texas. 



Distribution: Florida to Texas and San Luis Potosi. 

 'Illustration: Cocks, Legum. Louisiana pi. (as Daubenlonia longifolia). 



3. Daubentonia virgata (Cav.) Rydberg. 



Aeschynomene virgata Cav. Ic. 3: 47. 1794. 



Coronilla virgata Willd. Sp. PI. 3: 1 148. 1800. 



Sesbania virgata Poir. in Lam. Encvc. 7: 129. 1S06. 



Agati virgata Desv. Jour, de Bot. Desv. II. 1: 120. 1813. 



Coursetia virgata DC. Ann. Sci. Nat. 4: 92. 1824. 



Sesbania tetragona Pamp. Nuovo Giorn. Bot. Ital. II. 14: 604. 1907. 



Herbaceous; stem simple, glabrous, about 6 dm. high; stipules setaceous, caducous; 

 leaflets 2S-3S, oblong, rounded at each end, mucronate, 3-4 cm. long, 6-S mm. wide, minutely 

 sericeous when young, soon glabrous; racemes 10-14-flowered, 3-6 cm. long, glabrous, the 

 pedicels in flower about 4 mm., in fruit 6-8 mm. long; calyx 4 mm. long, angulate-dentate ; 

 corolla yellow; banner orbicular, deeply emarginate, 13 mm. broad; keel strongly arcuate; 

 pod 4—7 cm. long, 5-8 mm. broad, stipitate, beaked, indehiscent, 4-angled, 4-6-seeded, ob- 

 scurely subtorulose, the angles scarcely callous, the stipe 5-8 mm. long; seeds 6-7 mm. long, 

 grayish-red. 



Type Locality: Described from cultivated specimens, raised from Mexican (?) seeds. 

 Distribution: Mexico. 

 Illustration: Cav. Ic. pi. 293. 



12. GLOTTIDIUM Desv. Jour, de Bot. Desv. II. 1: 119. 1813. 



Annual herbs. Leaves abruptly pinnate, with numerous leaflets and deciduous stipules, 

 the primordial leaves simple, ovate. Flowers in axillary racemes or panicles, small, yellow or 

 deep-red. Calyx campanulate, decidedly oblique, 5-toothed, with small nearly equal lobes. 

 Banner with a broad, reniform, reflexed blade, and short claw. Wings with an obliquely 

 oblong blade, auricled at the base, and a short claw. Keel-petals with a long claw, the blades 

 broadly oval-lunate, acute or short-beaked at the apex and with a sharp basal auricle. Stamens 

 diadelphous, the staminal tube merely slightly arched below. Style short, incurved at the 

 apex, glabrous. Pod elliptic, tapering at each end, short-beaked, stipitate, 1 -celled, 2-valved, 

 2-seeded, the valves at length separating into two layers, the outer thicker, the inner very thin, 

 membranous. Seeds compressed, oblong-reniform, dull. 



Type species, Aeschynomene platycarpa Michx. 



1. Glottidium vesicarium (Jacq.) Harper, Bull. Torrey Club 

 28:472. 1901. 



Robinia vesicaria Jacq. Ic. PI. Rar. 1: 15. 1786.— Jacq. Coll. 1: 105. 1786. 



Phaca floridana Willd. Sp. PI. 3: 1252. 1803. 



Aeschynomene platycarpa Michx. Fl. Bor. Am. 2: 75. 1803. 



Sesbania platycarpa Pers. Syn. PI. 2: 316. 1807. 



Colulea floribunda Poir. in Lam. Encyc. Suppl. 1: 562. 1810. 



Ualbcrgia polyphvlla Poir. in Lam. Encyc. Suppl. 2: 446. 1811. 



Sesbania disperma Pursh, Fl. Am. Sept. 4S5. 1814. 



Glottidium floridanum Desv. Jour, de Bot. Desv. II. 1: 119. 1813. 



Sesbania vesicaria Ell. Bot. S.C. & Ga. 2: 222. 1822. 



Emerus vesicarius Kuntze, Rev. Gen. 181. 1891. 



Glottidium floridanum atrorubrum Nash, Bull. Torrey Club 23: 101. 1896. 



Glottidium vesicarium atrorubrum Small, Fl. SE. U.S. 615. 1903. 



