This section is from the book "An Illustrated Flora Of The Northern United States, Canada And The British Possessions Vol2", by Nathaniel Lord Britton, Addison Brown. Also available from Amazon: An Illustrated Flora of the Northern United States, Canada and the British Possessions. 3 Volume Set..
Slender, erect or ascending, the leaves clustered at the summit of the sterile stems, the peduncle arising from the base of the plant, leafless or rarely with 1 or 2 leaves, 30 high or less. Stipules subulate, deciduous; petioles 1'-4' long; leaflets oval or ovate, glabrous or slightly pubescent, somewhat acuminate or with a blunt point, pale beneath, 1'-3' long, the terminal one rhomboidal, the others inequilateral; panicles narrow, few-flowered; flowers rose-purple, 3"-5" long; bracts deciduous; calyx-teeth obtuse, the lowest one largest; loment 2-3-jointed, the joints longer than wide, straight or concave on the back, obliquely semi-rhomboidal, pubescent with uncinate hairs, the sutures glabrous; stipe nearly as long as the pedicel.
In dry woods, Quebec to Minnesota, Florida, Arkansas and Louisiana. July-Aug.
Erect, glabrous, or somewhat pubescent, 1°-5° high. Leaves in a cluster at the summit of the stem, from which rises the slender peduncle; petioles 3'-6' long; stipules subulate, generally persistent; leaflets ovate, acuminate, 2'-6' long, pubescent with scattered hairs on both surfaces; panicle ample; bracts deciduous; flowers large, purple; loment 2-3-jointed; joints longer than wide, concave above, obliquely rounded below, uncinate-pubescent; stipe as long as the pedicel.
In dry or rocky woods, Quebec to Ontario, South Dakota, Florida, Alabama, Kansas and Oklahoma. June-Sept. Beggar-ticks.
Hedysarum pauciflovum Nutt. Gen. 21 109. 1818. Desmodium pauciflorum DC. Prodr. 2: 330. 1825. M. pauciflora Kuntze, Rev. Gen. Pl. 198. 1891.
Decumbent or ascending, more or less pubescent with scattered hairs, 1°-3° long. Stipules subulate, deciduous; leaves alternate, distant, pe-tioled; leaflets ovate, obtuse or bluntly acuminate, pubescent, l' - 3' long, the terminal one rhomboid; racemes terminal or sometimes also axillary, simple, few-flowered; calyx-lobes acute, ciliate; corolla white, about 3" long; loment 1-4-jointed, the joints concave or straight on the back, obliquely rounded below, larger than those of the preceding species, uncinate-pubescent; stipe slightly shorter than the pedicel.