600 FABACEAE 
leaflets 3, the blades obovate or oblong-obovate, sometimes slightly rhombic, obtuse or 
notched at the apex: stipules lanceolate, mostly shorter than the petioles, rather per- 
sistent : racemes 1-2 dm. long, few-flowered : pedicels 2-4 mm. long: bracts deciduous : 
calyx longer than the pedicel, 7-8 mm. long ; lobes triangular, acute, shorter than the tube, 
pubescent within: corolla sulphur-yellow, 2 cm. long; standard with a crisped blade: 
pods subglobose, 1.5-2 cm. in diameter, the stipe surpassing the calyx. 
On prairies, the Indian Territory. Spring. 
15. Baptisia megacárpa Chapm. Foliage mainly glabrous, unchanged in drying. 
Stems 5-9 dm. tall, with spreading branches: leaflets 3, the blades thinnish, elliptic to 
ovate,or obovate-elliptic, 4-8 cm. long, minutely pubescent or glaucous beneath, usually 
obtuse at the apex, acute or short-acuminate at the base: racemes 1-1.5 dm. long, short- 
peduncled : pedicels 8-10 mm long: calyx campanulate, stout, 1 cm. long ; lobes, except 
the upper one, triangular or triangular-ovate, acute: corolla pale yellow, 2 cm. long; 
standard with a blade nearly 1.5 cm. broad : pods fragile, the body bladder-like, oval or 
ovoid, about 4 em. long, about 2 cm. thick, slender-pointed, the stipe as long as the calyx. 
In rich or sandy soil, Georgia and Florida. Spring. 
16. Baptisia Sérenae M. A. Curtis. Foliage glabrous, light green. Stems 3-7 dm. 
tall, widely branched: leaflets 3, the blades obovate to spatulate-oblanceolate, slightly 
revolute, 1.5-4 cm. long, unchanged in drying: racemes terminal, 1 main one 3-4 dm. 
long, and the other smaller ones terminating the branches: pedicels 5-10 mm. long: talyx 
campanulate, 4 mm. long; lobes, except the upper one, triangular, acute: corolla bright 
yellow, less than 1.5 em. long: pods firm, the body oblong, 1.5-2 em. long, beaked, long- 
stipitate. 
On sand hills, South Carolina and Georgia. Spring. 
17. Baptisia álba (L.) R. Br. Foliage glabrous, light green, unchanged in drying. 
Stems 3-9 dm. tall, with spreading branches: leaflets 3, the blades thickish, oblanceolate- 
oblong, 2-7 cm. long, mostly obtuse or mucronulate: racemes various, one erect and elon- 
gated, 3-5 dm. long, others terminating the branches and shorter: pedicels slender, 8-10 
mm. long: calyx campanulate, 5-7 mm. long; lobes triangular or ovate-triangular, much 
shorter than the tube: corolla white, less than 1.5 cm. long: pods oblong, 2-2.5 cm. long, 
short-beaked, the stipe surpassing the calyx. 
In rich soil, Ontario to Minnesota to Florida and Texas. Spring and summer. 
18. Baptisia albéscens Small. Foliage finely pubescent with more or less glandular 
hairs Stems 0.5-1.5 m. tall, somewhat branched, the branches zigzag : leaflets 3, the blades 
oblong to oblanceolate, 2-6 cm. long, mostly obtuse or retuse, often becoming glabrous 
above, much longer than the petiole: racemes 1-2 dm. long, mostly shorter than the pe- 
duncles: pedicels 5-8 mm. long, more densely pubescent than the rachis : calyx 5-6 mm. 
long ; lobes much shorter than the tube, the lower ones ovate: corolla white or cream- 
colored, fully 1.5 em. long: pods 2.5-3 cm. long, thicker than those of B. alba. 
In sandy woods, North Carolina and Tennessee to Georgia and Alabama. Spring. 
19. Baptisia leucántha T. & G. Foliage glabrous, glaucous, blackening in drying. 
Stems 4-10 dm. tall, widely branching: leaflets 3, the blades thickish, oblong-oblanceo- 
late to ovate or cuneate, 2-5 cm. long, mostly obtuse or retuse, undulate: racemes 
elongated, 2-5 dm. long, short-peduncled : pedicels 3-10 mm. long: calyx campanulate, 
7-9 mm. high, nearly as broad; lobes, except the upper one, triangular, acute or acutish, 
sinuses V-shaped : corolla white, 2 cm. long ; standard with a suborbicular blade about 1.5 
mm. broad : pods firm, the body oblong, 2-3 em. long, the stipe as long as the calyx. 
On river banks, Ontario to Minnesota, North Carolina, Florida and Texas. Spring and summer. 
20. Baptisia bracteata Muhl. Foliage softly pubescent with loose hairs, turning 
black in drying. Stems 3-6 dm. high, with widely spreading branches: stipules lanceo- 
late: leaflets 3, the blades firm, narrowly oblanceolate or rarely elliptic-obovate, 6-10 cm. 
long, obtuse or notched at the apex, barely reticulated, acuminate at the base: racemes 
1-2 dm. long, short-peduncled, declined : pedicels 1-1.5 em. long, subtended by lanceolate 
acuminate bracts : calyx loosely pubescent, glabrate, 8-9 mm. long ; lobes lanceolate, acum 
nate, nearly as long as the tube: corolla cream-colored, 2-2.5 em. long ; standard with an 
orbicular-reniform blade 1.5-1.7 cm. broad: pods firm, the body el iptic, 4-5 cm. long; 
slender-beaked, the stipe as long as the calyx. : 
In dry rich soil, middle Georgia. Spring. 
21. Baptisia Büshii Small. Foliage pale green, pubescent, at least the uer 
arts, with appressed hairs, not turning black in drying. Stems several dm. tall, wi gA 
ranched : stìpules ovate-lanceolate to lanceolate ; leaflets 3, blades thickish, oblanceolate to 
elliptical-oblanceolate, 3-6 em. long, obtuse finely reticulated ; racemes about 1 dm. long, 
