244 FLORA OF TEXAS. 



10-16-foliolate ; legume broadly oblong, somewhat lunate; 

 calyx, jjetals, and legumes sprinkled with sessile black 

 glands. — A low, much-branching, shrulhy 2)la7it ; leaves 

 with the 3 upper pinna? arising from the same point ; leaflets 

 oval, obtuse at both ends, nearly glabrous above ; racemes 

 elongated, opposite the leaves ; flowers nodding or reflexed, 

 ratlier large ; calyx a little oblique, the 4 upper segments 

 lanceolate, acute, all membranaceous ; upper petal marked 

 with reddish spots ; style subulate, dilated above, and 

 somewhat gibbous at the apex ; the stigma turned to the 

 upper side and somewhat hooded, the membranaceous 

 upper portion of the style being slit for some distance on 

 that side ; legumes about an inch long, scabrous, sprinkled 

 with glands, flat, 2-3-seeded; seeds oval, compressed. 



CASSIA, L. Senxa. 



Calyx of 5 nearly distinct sepals; petals 5, unequal; 

 stamens 5-10; anthers mostly of different forms, opening 

 by two terminal pores ; legume many-seeded ; seeds often 

 separated by cross partitions. — Herbs or shrubs; leaves 

 abruptly pinnate ; floivers yellow. 



* stamens 10, vnegval; part of the anthers aboriive; sepals obtuse ; stipules de- 

 ciduous. 



C. occiDENTALis, L. Annual, smoothish; stem, stout, 

 branching; leaflets about 10, ovate or ovate-lanceolate, 

 acute; petiole with a globular gland at the base; ra- 

 cemes 2-4-flowered. the upper ones crowded. — Stem 

 l°-5° high ; legume linear erect, compressed., slightly 

 curved. 3-4' long. 



C. OBTUSiFOLiA, L. Annual, roughish ; stem slender ; 

 leaflets G, cuneate-obovate, with a tooth-like gland be- 

 tw^een the lowest pair ; floivers by pairs ; legume narrow- 



