86 LEGL'MINOSiE. (PULSE FAMILY.) 



lobes of the caruncle subulate, varying in length ; seeds hairy ; radical spikes 

 bracted. — Mountains of Georgia and northward. May. — Stems 4' -6' high, 

 from a long prostrate base. Flowers $' long, purple. 



Order 46. KRAMERIACE/E. (Puiatany Family.) 



Silky-pubescent herbs or shrubs, with diffuse stems, alternate leaves, and 

 irregular hypogynous purplish flowers, on axillary 2-bracted and jointed 

 peduncles. — Sepals 5, colored, deciduous. Petals 5, shorter than the 

 sepals; the 3 posterior ones, long-clawed, often united; the 2 anterior 

 broad, sessile and fleshy. Stamens 4, the posterior ones distinct or united. 

 Anthers 2-eelled, opening by a terminal pore. Ovary 1-celled, 2-ovuled. 

 Fruit 1-seeded, woody, indehiscent, armed with hispid prickles. Albumen 

 none. Radicle concealed in the cotyledons. 



1. KRAMERIA, Locfl. 

 Characters of the order. 



1. K. lanceolata, Torr. Herbaceous; stems slender, prostrate, mostly 

 branching ; leaves lanceolate or linear, acute ; peduncles longer than the leaves, 

 leafy -bracted above the middle ; claws of the posterior petals, and stamens, 

 united ; fruit globose, downy, armed with few strong spreading spines. — Tampa 

 Bay, South Florida, and westward. — Root long and woody. Stems 1° long. 



Order 47. LEGUMINOSiE. (Pulse Family.) 



Herbs, shrubs, or trees, with chiefly compound alternate stipulate leaves, 

 and papilionaceous or regular perigynous or hypogynous flowers. — Sepals 

 5, more or less united. Petals 5, rarely fewer, or none. Stamens mona- 



delphous, diadelphous, or distinct Ovary simple, free, forming a legume 

 in fruit Seeds without albumen. Leaves almost always with entire mar- 

 gins. 



Synopsis. 



Suborder I. PAPTLIONACEJE. Corolla of 5 (rarely fewer) irreg- 

 ular petals, inserted into the base of the calyx, rarely perigynous, imbri- 

 cated i" the bud, mostly papilionaceous; viz. one upper and exterior, 



termed the vexittum or standard; two lateral, called wings; and two lower 

 and interior, oftener united by their contiguous margins, forming together 

 the keel. Stamens 10 (rarely 5), separate, monadelphous, or diadelphous 

 (9 & I, or 5 & 5). Legume 1-celled (sometimes partly 2-celled by the in- 

 troversion of the Butures), or several-celled by transverse partitions. Style 

 simple. ( Cotyledons thick. 



Tridk I. I.orr. k. Corolla papilionaceous. Btamene 10 (except No. 8). ' 



ttnnoni (not Jointed . Cotyledon! ir:ii_\ in germination.— Stemi (except No. 12 not 

 twining nor cliiubiug. 



