76 LEGUMINOSiE. 



♦♦ Legume 1 -seeded. Standard of the corolla persistent, scarious. Flowers 



yello^o. 



4. T. procumbens Linn. : stem mostly procumbent ; leaves on short pe- 

 tioles ; leafets obovate or obcordate, denticulate, terminal one petioled ; stip- 

 ules lance-ovate, ciliate, shorter than the petiole ; heads axillary, ovate ; 

 peduncles equal to or longer than the leaves ; segments of the calyx un- 

 equal, the 2 upper ones very short ; seeds elliptic. 



Dry fields. Mass. to Virg. May — Aug. (T). — Stem spreading, 3 — 6 inches 

 long. Flowers numerous, and with the seeds yellow. According to De Can- 

 dolle T. campestre is a mere var. wuth erect branching stems. Introduced from 

 Europe. Hop Clover. 



5. T, agrarium Linn. : stem ascending, with erect branches ; leaves 

 nearly sessile; leafets oblong-ovate, or cuneate-oblong, denticulate, all 

 nearly sessile ; stipules leafy, lanceolate, acute, often longer than the pe- 

 tiole ; heads on rather long peduncles, oval ; standard obcordate ; segments 

 of the calyx smooth, elongated, the upper one smaller. 



Sandy fields. Mass. to Virg. June — Aug. (I). — Stem 6 — 15 inches long. 

 Flowers small, pale yellow-brown when old. Introduced from Europe. 



Golden Clover. 

 *** Legume 3 — 8-seeded. 



6. T. repens Linn. : stem creeping and somewhat rooting ; leafets obo- 

 vate-roundish, somewhat retuse, serrulate ; stipules scariose, narrow-lanceo- 

 late, mucronate ; heads axillary, on very long peduncles ; flowers pedicelled, 

 and at length reflexed ; segments of the calyx unequal, shorter than the 

 corolla ; legume 4-seeded. 



Fields and pastures. Throughout the U. S. May— Oct. %.—Stem 6—12 

 inches long. Leaves on long slender petioles. Flowers white, becoming pale 

 brown. Seeds brown. White Clover. 



7. T. refleziim Linn. : stem ascending ; leafets ovate or obovate, serru- 

 late ; stipule leafy, lanceolate-acuminate ; heads globose, axillary ; flowers 

 on long pedicels, at length reflexed; segments of the calyx hairy, nearly 

 equal, very narrow, one-nerved, nearly twice as long as the tube, but shorter 

 than the standard ; legume 4-seeded, T. stoloniferum Muhl. 



Fields and woods. N. Y. to Geor. W. to Miss. June, July. (!)• — Plaiit 

 smoothish or pubescent. Stem 6 — 18 inches long. Heads of flowers middle- 

 sized. Standard broad-ovate, rose-red. Wings and keel white. 



Running Buffalo Clover. 



7. CLITORIA. Li7m.—ClitonsL. 

 (From an anatomical term.) 

 Calyx tubular, 5 -toothed ; the teeth much shorter than the 

 tube. Standard very large, emarginate or bifid. Keel small, 

 shorter than the wings, incurved, acute, on very long claws. 

 Style dilated at the apex, longitudinally bearded. Legume stipi- 

 tate, linear or linear-oblong, twisted. 



1. C. Mariana Linn. : stem climbing, glabrous; leaves tern ate ; leafets 

 ovate-lanceolate ; peduncles solitary, 1 — 3-flowered ; calyx tubular-campan- 

 ulate, glabrous, much longer than the lanceolate bracts ; teeth nearly equal ; 

 legume 4 — 8-seeded, smooth. 



