LEGUMINOSjE. CLVIII. HEDYSARUM. 



301 



ovate ; vexillum emarginate, longer than the wings, but shorter 

 than the keel ; joints of legume reticulately veined, hoary. Tf. . 

 H. Native of Tauria, on calcareous mountains. Bieb. cent. 2. 

 j). 85. ex fl. taur. and suppl. no. 111-7. H. fruticosum, Habl. 

 taur. 121. H. roseum, Sims, bot. mag. 996. Flowers rose-co- 

 loured. Leaves sometimes with 8-10 pairs of leaflets. 



Taurian Hedysarum. Fl. July. Clt. 1804. PI. $ to 1 foot. 



18 H. ROSEUM (Steph. ex Fisch. in litt. B.C. prod. 2. p. 

 .;!.'.) stem erect; leaves with 6-8 pairs of oblong- lanceolate 

 leaflets, which are clothed with adpressed villi on both surfaces, 

 when young they are canescent beneath ; spikes of flowers ob- 

 long or ovate, pedunculate ; vexillum emarginate, shorter than 

 the carina ; wings length of the calyx ; legumes articulated, pu- 

 bescent, reticulately veined. 3. H. Native of Siberia, and the 

 Altaian mountains. Flowers rose-coloured. This species is 

 very like H. Tauricum, but differs in the wings of the corolla 

 being about equal in length to the calycine segments, not longer. 

 Bracteas longer than the pedicels. 



/?ose-coloured-flowered Hedysarum. Fl. July, Aug. Clt. 

 1803. PI. Ifoot. 



19 H. ALTA'ICUM (Fisch. in litt. D. C. prod. 2. p. 342.) stems 

 erect ; leaves with 6-8 pairs of elliptic or oblong leaflets, which 

 are clothed with adpressed pubescence beneath ; peduncles longer 

 than the leaves ; spikes of flowers oblong or ovate ; wings 

 longer than the calyx, but about equal in length to the carina ; 

 vexillum a little longer than the keel ; ovaries pubescent, 2- 

 jointed. I/ . H. Native of Siberia, on the Altaian mountains. 

 Flowers purple. Bracteas and segments of the calyx subulate. 

 Stipulas concrete, opposite the leaves. Leaflets of the lower 

 leaves oval, of the upper ones o.blong, and nearly linear. 



Altaian Hedysarum. Fl. July, Aug. Clt. 1818. PI. 1 ft. 



20 H. VENU'STUM (Fisch. in litt. D. C. prod. 2. p. 342.) stem 

 erect ; leaves with 5-7 pairs of elliptic leaflets, canescent on both 

 surfaces from adpressed down ; peduncles a little longer than 

 the leaves ; spikes of flowers oblong ; vexillum rather longer 

 than the keel, but the wings are shorter than it, and hardly ex- 

 ceeding the segments of the calyx ; legumes villous, with 3 joints. 

 1. H. Native of the Altaian mountains, in the desert of Scy- 

 thia. Flowers large, purple. Bracteas a little longer than the 

 pedicels. Stipulas concrete, opposite the leaves. 



Shennj Hedysarum. PI. f to 1 foot. 



21 H. NI'TIDUM (Willd. spec. 3. p. 1205.) stems flexuous, 

 clothed with white tomentum ; leaflets elliptic, clothed with silky 

 tomentum on both surfaces ; wings length of the carina ; legumes 

 articulated, smooth. I/. H. Native of Armenia. H. orien- 

 tale argenteum, flore luteo, siliqua glabra, Tourn. cor. 27. The 

 ovary examined in Tournefort's specimen is tomentose, and con- 

 tains 3 ovula, therefore the legumes must be 3-jointed. Flowers 

 yellow. 



Shining Hedysarum. PI. -| to 1 foot. 



* Plants caulescent, Calycine teeth short. Legumes 

 nrinlded or a little crested, pubescent. 



22 H. FRUTICOSUM (Lin. fil. suppl. 333.) stem erect, shrubby; 

 leaves with 5-7 pairs of alternate, elliptic, obtuse leaflets, which 

 are clothed with adpressed pubescence on both surfaces ; flowers 

 disposed in spikes, few, distant ; wings hardly longer than the 

 calyx ; vexillum length of keel ; joints of legume reticulately 

 wrinkled, with the nerves a little echinated. fj . H. Native of 

 Siberia, beyond the Baikal, and of Dahuria, in sandy places. 

 Pall. itin. 3. p. 763. t. 5. f. 1. ed. gall, append, no. 368. t. 92. 

 f. 2 Gmel. sib. 4. t. 22. Calyx with 5 short teeth. Corolla 

 pale purple. This is a very handsome plant, very grateful to 

 horses, and extremely useful in fixing sand. 



Shrubby Hedysarum. Fl. June, July. Clt. 1782. Shrub. 



23 H. IBE'^ICUM (Bieb. fl. taur. 2. p. 1 77.) stems erect ; leaves 



with 4-5 pairs of elliptic, mucronate, opposite leaflets, which are 

 pubescent beneath ; flowers disposed in spikes, few, rather dis- 

 tant ; wings, vexillum, and keel about equal in length ; joints 

 of legume hoary, with crenulated margins. I/ . H. Native 

 of Iberia. Stamens distinctly and abruptly infracted. Flowers 

 purple. 



Iberian Hedysarum. Fl. July, Aug. Clt. 1818. PI. 1 ft. 



24 H. RAZOUMOWIA'NUM (Helm, et Fisch. ined. D. C. prod. 

 2. p. 342.) stems erect; leaves with 6-7 pairs of oblong-linear, 

 rather pubescent leaflets ; spikes of flowers pedunculate, longer 

 than the leaves ; wings of flower twice the length of the calyx, 

 and about one-half shorter than the carina ; vexillum a little 

 longer than the keel ; legumes rather hoary, reticulately wrinkled, 

 not crested. I/ . H. Native of Siberia, in the desert of Scy- 

 thia in the region of Orenburg. Flowers purple. Habit of 

 H. fruticosum and//. Ibericum. 



itazownow's Hedysarum. PI. -| to ^ foot. 



25 H. CRETA'CEUM (Fisch. in litt. 1825. D. C. prod. 2. p. 

 342,) stems erect; leaves with 4-7 pairs of oblong-linear, acute, 

 glabrous leaflets ; spikes of flowers elongated, slender ; wings of 

 flower shorter than the obcordate vexillum, but twice the length 

 of the calyx ; keel exceeding the vexillum ; joints of legume 

 2-3, flat, pubescent. If. . S. Native of Siberia, at the Don and 

 the Volga, near Serotinsk. H. Volgense, Fisch. in litt. 1810. 

 Flowers purple. 



Cretaceous Hedysarum. Fl. July, Aug. Clt. 1819. PI. -i 

 to 1 foot. 



SECT. II. LEIOLOBIUM (from \iiof, leios, smooth, and Xo/3oc, 

 lobos, a pod ; in reference to the smooth pods). D. C. prod. 2. 

 p. 343. Joints of legume smooth, not echinated, nor pilose. 

 Calycine segments shorter than the corolla. 



26 H. CONSANGUI'NEUM (D. C. prod. 2. p. 343.) stems erect; 

 leaves with 6-8 pairs of elliptic leaflets, which are pubescent be- 

 neath ; peduncles longer than the leaves ; spikes of flowers 

 crowded, ovate ; wings longer than the calyx, but a little shorter 

 than the carina ; vexillum nearly equal to the corolla ; ovary 

 linear, glabrous, 5-6-ovulate. 1. H. Native of Siberia, on 

 the Altaian mountains. H. Altaica var. or species affinis, Fisch. 

 in litt. Habit of //. Altaicum, but the ovary is like that of H. 

 subspinosum. Stipulas membranous, white, concrete in one, 

 which is bidentate at the apex. Flowers purple. 



Kindred Hedysarum. Fl. July, Aug. Clt. 1820. PI. 1 ft. 



27 H. OBSCU'RUM (Lin. spec. 1057.) stems erect; leaves with 

 5-9 pairs of ovate glabrous leaflets ; stipulas concrete, opposite 

 the leaves, sheathing ; bracteas longer than the pedicels ; vexil- 

 lum a little shorter than the keel ; legumes pendulous, quite 

 smooth. 2/ . H. Native of the Alps of Austria and Provence. 

 Jacq. austr. t. 168. Curt. bot. mag. 282. H. alpinum ft, Lin. 

 spec. 1057. H. contraversum, Crantz. aust. 425. t. 2. f. 3. 

 Hall. enum. 1. t. 14. hist. 2. t. 12. Flowers beautiful, purple, 

 seldom white. Root creeping. 



Obscure Hedysarum. Fl. June, Aug. Clt. 1640. PI. ft. 



28 H. BRACHYSE'MUM ; stem erect; leaves with 5-9 pairs of 

 ovate smooth leaflets ; stipulas concrete ; bracteas longer than 

 the pedicels; vexillum one-half shorter than the keel, but about 

 equal in length to the wings ; legumes smooth, pendulous. Tf. . H. 

 Native of the Altaian mountains, at the metal mines of Riddessk. 

 H. obscurum Altaicum, Fisch. in lilt. H. obscurum ft, brachy- 

 semum, D. C. prod. 2. p. 343. Gmel. sib. 4. t. 10. Flowers 

 larger than those of //. obscurum, purple, seldom white. 



Short-bannered Hedysarum. Fl. Jul. Aug. Clt. 1817. PI. 2ft. 



29 H. ALPI'NUM (Lin. spec. 1057.) stem erect ; leaflets oblong 

 or lanceolate, pubescent beneath ; upper stipulas distinct ; brac- 

 teas usually shorter than the pedicels ; legumes pendulous, quite 

 glabrous. l/.H. Native of Siberia and Dahuria. Jacq. vind. 



