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tulous, sufrutescent, slender, terrete, hoary-tomentose, spiny, spines 

 long and slender. Leaves ovate or ovate-lanceolate, tapering at both 

 ends, acute or accuininate, entire, velvety-pubescent, with undulate 

 margin, short petioled. Flowers corymbose, terminal, large, crowded, 

 azure blue. Stamens and styles exerted. Styles two to three times 

 as long as stamens, curved in opposite directions. Penduncles 

 crow d e d with bract-like leaflets. Capsule globular smooth. 



Habitat — Marsh prairies near Bayou Portage, St. Mary and near 

 the prairie lakes, St. Landry. It flowers in August. 



7. Jussiaea Boydiana. — Stem sinmle, smooth below, slightly pubes- 

 cent above, ascending from a creeping base. Leaves spatulate 

 lanceolate, tapering into a petiole, obtuse. Flowers large, calyx- 

 lobes five, one-third shorter than the petals, lanceolate acute. Cap- 

 sule linear, cylindrical, half as long as the pedicel. Stem one foot 

 high. Flowers in August ; flowers yellow. 



Habitat — This species of jussiiDa grows in the Mississippi swamp 

 near Port Hudson. It diners from J. leptocarpa, which it resembles, 

 by its simple and almost smooth stem, its spatulate leaves, its larger 

 flowers, and especially by its capsule being only half as long as the 

 pedicel, while in the J. leptocarpa the capsule is twice as long as the 

 pedicel. 



It is named in honor of Colonel Boyd, Superintendent of the 

 Louisiana State University. 



8. Tephrosia angustifolia. — Stem slender, angled, pubescent, with 

 appressed hairs, decumbent. Leaves short, petioled ; petiole rusty 

 -villous. Leaflets eighteen to twenty -five, cuneate, lanceolate, nar- 

 row, rounded at the apex, strongly mucronate, smooth, with promi- 

 nent veins on both sides, hairy on the margin and midrib. Bacemes 

 slender, two or three times as long as the leaves; from fourteen to 

 fifteen flowered. Calyx teeth, terminating in a long hispid point. 

 Legume falcate, narrow, smooth. Flowers light purple. 



Habitat — Pine barrens near Pontchatoula. Flowers in July. 



9. Tq?hrosia multiflora. — Stem rusty pubescent, branched, decum- 

 bent ; leaflets eighteen to twenty-six, nearly sessile, the short 

 petioles woolly pubescent, mostly linear oblong or cuneate oblong, 

 rounded or emarginate at the apex, strongly mucronate, smoothish 

 above, long hairy beneath and on the margin. Raceme stout, two 

 or three times as long as the leaves; eighteen to twenty-five flowered; 



