Part 1, 1919] FABACEAE: PSORALEAE 31 



14. Amorpha floridana Rydberg, sp. nov. 



A shrub, about 1 m. high; branches sparingly short-villous, brown and sharply angled; 

 leaves 6-15 cm. long, mostly spreading; petioles 3-S mm. long, as well as the rachis sparingly 

 villous; leaflets 27-41, oblong or elliptic, rounded at each end, 1-2 cm. long, 3-7 mm. wide, 

 strongly reticulate, glabrous above, sparingly pubescent, paler, and conspicuously glandular- 

 dotted beneath; petiolules 1 mm. long; racemes numerous, clustered, 5-15 cm. long, villous; 

 pedicels 1-2 mm. long; calyx 3 mm. long; tube grooved, slightly puberulent or glabrous, con- 

 spicuously glandular-dotted; lobes villous-ciliate, short, the upper two broadly triangular, 

 acute, the lower three lance-triangular, the lowest one slightly longer; banner purple, broadly 

 obovate-spatulate, 4 mm. long. 



Type collected in Florida (no date nor locality given), Chapman (herb. Columbia Univ.). 



15. Amorpha texana Buckl. Proc. Acad. Phila. 1861: 452. 1862. 



Amorpha fruticosa var. [1] A. Gray. Bost. Jour. Nat. Hist. 6: 174. 1850. 

 ? Amorpha laevigata pubescens A. Gray, PI. Wright. 1: 49. 1852. 

 Amorpha subglabra A. Heller, Bot. Expl. Texas 48. 1895. 

 Amorpha texana mollis F. Boynton, Biltmore Bot. Stud. 1: 139. 1902. 



A branching shrub, 1-3 m. high; branches sparingly pubescent or glabrous; leaves 8- IS 

 cm. long, spreading; petioles about 2 cm. long; leaflets 7-13, subcoriaceous, broadly oval to 

 elliptic, 1-3 cm. long, 8-25 mm. wide, rounded or emarginate at each end, reticulate, glabrous 

 and shining above, sparingly pilose or glabrous (A. subglabra) and paler beneath; petiolules 

 3-4 mm. long; racemes 2-4 together, or solitary, 5-15 cm. long; pedicels about 1 mm. long; 

 calyx 3-4 mm. long, pilose; upper two lobes rounded, 0.5 mm. long, the three lower ones tri- 

 angular, acute, the lowest one the longest; banner blue, suborbicular-spatulate, about 7 mm. 

 long; pod 7 mm. long and 3 mm. broad, nearly straight on the upper side, conspicuously 

 glandular-dotted. 



Type locality: On Pierdenalis River, Texas. 



Distribution: Central and eastern Texas. 



Illustrations: C. K. Schneid. Handb. Laubh. 2: f. 44, v-w; f. 45, u-w. 



16. Amorpha virgata Small, Bull. Torrey Club 21: 17. 1894. 



A shrub, 1-2 m. high, erect, branched at the summit; branches sparingly pilose or in age 

 glabrate; leaves 8-16 cm. long; petioles about 2 cm. long, as well as the rachis sparingly 

 hairy; leaflets 11-19, elliptic or oblong-ovate, 2-5 cm. long, 1-2 cm. broad, emarginate and often 

 apiculate at the apex, obtuse to subcordate at the base, strongly veined, paler and pilose be- 

 neath, dark-green and somewhat glossy above, coriaceous; racemes mostly clustered, 8-15 cm. 

 long; calyx 3 mm. long, sparingly pubescent; upper two lobes rounded or broadly triangular 

 and acutish, the lower three triangular and acute; pod 7 mm. long, 3-4 mm. broad, straight 

 on the back, sparingly but conspicuously glandular-dotted; seed oblong, 4 mm. long, slightly 

 curved at one end, brown, glossy. 



Tyfe locality: Stone Mountain, De Kalb County, Georgia. 

 Distribution: Tennessee, Georgia, and northern Florida. 



Illustrations: Bull. Torrey Club 21: pi. 171; C. K. Schneid. Handb. Laubh. 2:/. 44, s-t; f. 45, 

 q-t. 



17. Amorpha Bushii Rydberg, sp. nov. 



A shrub, 1 m. high or more; branches finely puberulent or in age glabrate; leaves strongly 

 ascending, 2-3 dm. long; petioles about 3 cm. long, as well as the rachis finely pilose; leaflets 

 oblong to oval, 3-6 cm. long, 1-2 cm. wide, thin, dull, puberulent or glabrate above, finely 

 pilose beneath, rounded or retuse at the apex, rounded or acutish at the base; petiolules 1-2 

 mm. long; racemes slender, 2-3 dm. long, lax, sparingly pubescent; pedicels about 1 mm. long; 

 calyx 3 mm. long, almost glabrous; lobes very short and broad, the upper two rounded, the 

 lower three triangular and acute; pod about 7 mm. long and 3 mm. broad, straight on the back, 

 inconspicuously punctate. 



Type collected near Chattahoochee River, Florida, August 12, 1S97, Bush 13 (herb. N. Y. Bot. 

 Gard.). 



