%. i 



200 LEGUMINOS^. LXXIV. Tetragonolobus. LXXV. Hosackia. LXXVL Carmich^lia. LXXVII. Cyamopsis. 



in Lara. diet. p. 604. Desf. fl. atl. p. 202. t. 210. L. conju- 

 gatus, Poir. voy. barb. 220. but not of Lin. Flowers yellow. 

 Seeds smaller than those of the preceding species. 



Tivo-Jlowered Winged-pea. FL Ju. Aug. Clt. 1818. PI. dec. 

 . 3 T. siLiQuosus (Roth. fl. germ. 1. p. 323.) plant pilose; 

 stems rather decumbent; leaflets obovate, entire; stipulas ovate, 

 bluntish ; flowers solitary, on long peduncles ; bracteas obovate- l-flowered, bearing a 1 -leaved bractea just under the flower 



of 1 or 3 leaflets ; leaves having 4 or 5 alternate leaflets. l/.R 

 Native of North America. Stipulas very minute or wanting- 

 Calycine segments linear, equal, villous. Form of petals like 

 those of the preceding species. Filaments all antheriferous. 



Deciimhcnt Hosackia. PI. decumbent. 



3 H. Purshia^na (Bentham, 1. c.) plant pubescent; peduncles 



wnigs. 



%. H. 



linear, shorter than the calyx ; legume smooth, with very narrow 



Native of Europe, in humid meadows. Lotus 

 siliqiiosus, Lin. spec. 1089. Lam. ill. t. Gil. f. 2. Jacq, fl. 

 aust. 4. t. 3G1. Flowers yellow. 



Ay///y//o5c-podded Winged-pea. Fl. May, Aug. Clt. 1683. 



PI. decumbent. 



4 T. mari'timus (Roth. fl. germ. 1. p. 323.) plant glaucous, 

 smootliisl) ; stems decumbent; leaflets obovate, fleshy, sessile, 

 the edge towards the top having a few scattered hairs, as well glaucous; peduncles 1-flowered, furnished with a bractea under 



calyx villous ; leaves having 3-4 or 5 leaflets. 1^. H. Native 

 of North America, on the banks of the Missouri. Lotus serf- 

 ceus, Pursh, fl. amer. sept, 2. p. 489. Trigonella Americana, 

 Nutt. gen. 2. p. 120. Ser. in D. C. prod. 2. p. 185. Leaflets 

 usually alternate. Stipulas very minute or wanting. Calycine 

 segments about equal in length to the corolla. Flowers yellow. 



Purslis Hosackia. Fl. July, Aug, Clt. 1824. PI. |foot. 



4 H. parviflora (Bentham, 1. c.) plant quite smooth and 



each flower, which is usually trifoliate; calyx almost glabrous; 



Native of North Ameria 



leaves having 4-C leaflets. 



%. H. 



Root furnished with pea-formed tubercles, 

 obtuse. Stipulas very minute or wanting. 



Leaflets alternate, 



as the stem ; stipulas ovate, acute, the same size as the leaflets ; 

 peduncles long, 1, seldom 2-flowcrcd ; bractea trifoliate, the 

 middle leaflet longest, shorter than the calyx, which is hairy at 

 the edge; legume smooth, with narrow wings. If. H. Native 

 of Europe, by the sea-side, as Sweden, Denmark, the south of 

 France, &'c. Lotus maritimus, Lin, spec. 1089. Oed. fl. dan. 

 t. 800. Flowers yellow. 



Sea-side Winged-pea. Fl. May, Oct. Clt. 1G83. PI. dec. 



5 T. conjugaVus (Ser. mss. D- C. prod. 2. p. 215.) plant 

 pilose ; stems rather decumbent ; leaflets obovate, entire ; sti- 

 pulas ovate, small, acuminated; flowers in pairs; bracteas ^ 



obovate, longer than the calyx ; legume glabrous, nearly terete, Resembles Lotus corniculaUts, Flowers large, purple? Poi 

 with very narrow wings, wliich are hardly curled; seeds ovate, linear, compressed, nearly 2 inches long. Stigma large, capitate, 

 compressed, black. 0. H. Native about Montpelier. Lotus 



Calyx almost gla- 

 brous, its segments short, and sparingly pilose. Corolla as in 

 //. Piirshianay but smaller. 



Small -Jloivcred Hosackia. PL decumbent. 



5 H. angustifolia ; plant procumbent, silky ; leaflets 54, 

 obovate or linear-lanceolate, mucronate ; flowers solitary/ orin 

 pairs ; calyx hairy, with awl-shaped teeth. 1^. F. Native of 

 Mexico. Lotus angustifolius, Moc. et Sesse, in herb. Lamb. 



conjugatus, Lin. spec. 1089. Flowers purple, 



j/Wv'/^^^ivrrcrct/ Winged-pea. FU Jul. Aug. Clt. 1759. PL dec. 



Cult, The perennial species of Tetragonohohs are well 

 adapted for ornamenting rock-work, and the annual kinds for 

 flower-borders. The best way of propagating them is by seeds. 



LXXV. HOSA'CKIA(in honour of David Hosack, M. D. 

 F. R. S. Professor of Botany, in the university of New York, a 

 gentleman to whom the scientific men of North America owe 

 the same gratitude as those of England do to Sir Joseph Banks). 

 Douglas, mss. Bentham, in bot. reg. 1257. 



LlN. 



5-cleft. 

 beaked. 



Calyx campanulate. 



Keel 



SYST. Diadelpliia^ Decandria, 

 Wings about equal in length to the vexillum. 

 Style filiform, crowned by a capitate stigma. Legume 



Herbs with 



FIG. 





cylindrical or a little compressed, straight, smooth. 



impari-pinnate leaves, and with the leaflets usually alternate. 



Stipulas membranous, minute, or obsolete. Peduncles axillary, 



long. Flowers umbellate, usually yellow. 



1 H. BicoLOR (Doughis, mss. ex. 



bot. reg. 1257.) plant glabrous; 



flowers umbellate, bractless ; leaves 

 with 7-9 leaflets, i;. H. Native 



of North America, in overflowed 

 meadows, between Fort Varicou" 

 ver and the grand rapids of the 

 Cokimbia river. Lotus plnnatus, 

 Hook, bot. mag. 2913. Root creep- 

 ing. Stems ascending. Flowers 

 6-10 



Stems ascending. 



in each umbel. Vexillum 

 and carina yellow, but with the 

 wings white. 



TrvO'Cofourcd-Rowcrcd Hosac- 

 kia. Fl. July, Aug. Clt. 1823. 



PI. ascending, l^ long. 



2 H. decu'mbens (Bentham, in 

 bot. reg, no. 1257.) plant pubescent ; flowers umbellate ; bractea 



Narrow-leaflelted Hosackia. PI. procumbent 

 C H. rk'tens ; plant almost smooth ; stems creeping, rooting; 

 leaflets 5 pairs, obovate, slightly mucronulate ; heads containing 

 about 5 flowers ; calyx strigately hairy, with lanceolate teeth. 

 %. F. Native of Mexico. Lotus repens, Moc. et Sesse, a 

 herb. Lamb. Resembles H. bicolor. Flowers yellow, VoJ 

 linear, compressed. Stigma capitate. 



Creeping Hosackia. PI. creeping. „ 



Cult. The species of Hosackia are rather shewy, an^^^" 



adapted for ornamenting flower-borders and rock- work. 1"^ 



will grow in any common garden soil, and are easily increasfiC 



by seeds, or by dividing the plants at the root. 



LXXVL CARMICH^XIA (in honour of the late Captajj 

 Dugald Carmichael, F.L.S. an acute Scotch botanist, ^^'^^^^r 

 a Flora of the island of Tristan da Acunha, inserted in the 1- 

 volume of the Linnaean Society's Transactions). R. Br. m 



5 



reg. t. 950. 



Lin. syst. Diadelphia, Decandria, 

 toothed. Vexillum broad. Ovary many-seeded, 

 pie. Legume few-seeded, with the valves separating froj^i 



Calyx cup-sliaped, > 

 ^ Style sir 



bot* 



margins, which are left on the plant even when the seeu^^ 

 fallen. — A shrub, with flat branches and bluish flowers; 

 leaves when present ternate or pinnate. 



1 C. austra'lis (R. Br. in bot. reg. 912.) T^ . G. 

 New Holland and New Zealand. Leffum 



iJative^ 

 s qumace; leaves j* 



S-7 obcordate leaflets. Stem arboreous ; branches co"^P^^^j^ 

 Racemes simple, rising from the denticulations of the "^^. ^^^ 

 Flowers lilac. Frame of legume permanent. Lotus ar 

 Forst. prod. 278.' Lotus australis, Hort.but not of Andre 

 Souihern Ciinmche^lia. Fl. May, Sep. Clt. 1823. ^^\^^l -^ 



Cult. This shrub is 



sprino- 



and 



iritfc 



almost ail the year, oeing proiu^cij v-w — ^^ 

 beautiful blue flowers. A mixture o£ loam, peat, and san ^. 

 it best, and young cuttings will root if planted map' 

 sand, with a bell-glass placed over them. 



LXXVII. CYAMOPSIS (from jcva/ioc, hjamos, a h^* 



\ 



