200 LEGUMINOS.E. LXXIV. TETRAGONOLOBUS. LXXV. HOSACKIA. LXXVI. CARMICIIJELIA. LXXVII. CYAMOPSIS. 



in Lam. diet. p. 604. Desf. fl. all. p. 202. t. 210. L. conju- 

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

 Seeds smaller than those of the preceding species. 



Tn'o-Jlun'crcd 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- 

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

 wings. 1. H. Native of Europe, in humid meadows. Lotus 

 siliquosus, Lin. spec. 1089. Lam. ill. t. 611. f. 2. Jacq. fl. 

 aust. 4. t. 361. Flowers yellow. 



Siliyiiose-poMed Winged-pea. Fl. May, Aug. Clt. 1683. 

 PI. decumbent. 



4 T. MARI'TIMUS (Roth. fl. germ. 1. p. 323.) plant glaucous, 

 smoothish ; stems decumbent ; leaflets obovate, fleshy, sessile, 

 the edge towards the top having a few scattered hairs, as well 

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

 peduncles long, 1, seldom 2-flowered ; 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. 1683. PI. dec. 



5 T. CONJUGA^TUS (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, 

 with very narrow wings, which are hardly curled ; seeds ovate, 

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

 conjugatus, Lin. spec. 1089. Flowers purple. 



Tnin-Jh-n-ercd Winged-pea. Fl.Jul.Aug. Clt. 1759. PI. dec. 



Cult. The perennial species of Tctragonobolus 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. 



LIN. SYST. Diadelpliia, Decandria. Calyx campanulate, 

 5-cleft. Wings about equal in length to the vexillum. Keel 

 beaked. Style filiform, crowned by a capitate stigma. Legume 

 cylindrical or a little compressed, straight, smooth. Herbs with 

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

 Stipulas membranous, minute, or obsolete. Peduncles axillary, 

 long. Flowers umbellate, usually yellow. 



1 H. BICOLOR (Douglas, mss. ex. FIG. 

 bot. reg. 1257.) plant glabrous; 



flowers umbellate, bractless; leaves 

 with 7-0 leaflets. 1. H. Native 

 of North America, in overflowed 

 meadows, between Fort Vancou- 

 ver and the grand rapids of the 

 Columbia river. Lotus pinnatus, 

 Hook, bot. tnag. 2913. Root creep- 

 ing. Stems ascending. Flowers 

 G-10 in each umbel. Vexillum 

 and carina yellow, but with the 

 wings white. 



Tn'0-colourcd-fiowcrcd Hosac- 

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

 PI. ascending, 1-| long. 



2 H. DECU'MBENS (Bentham, in 



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



of 1 or 3 leaflets ; leaves having 4 or 5 alternate leaflets. If. . H. 

 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. 

 Decumbent Hosackia. PI. decumbent. 



3 H. PURSHIA'NA (Bentham, 1. c.) plant pubescent; peduncles 

 1-flowered, bearing a 1 -leaved bractea just under the flower ; 

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

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

 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. 



Pursh's Hosackia. Fl. July, Aug. Clt. 1824. PL -1 foot. 



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

 glaucous; peduncles 1-flowered, furnished with a braetea under 

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

 leaves having 4-6 leaflets. If. H. Native of North America. 

 Root furnished with pea-formed tubercles. Leaflets alternate, 

 obtuse. Stipulas very minute or wanting. Calyx almost gla- 

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

 H. Pursltiana, but smaller. 



Small-jlon-ered Hosackia. PI. decumbent. 



5 H. ANGUSTIFOLIA ; plant procumbent, silky ; leaflets 5-7, 

 obovate or linear-lanceolate, mucronate ; flowers solitary or in 

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

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

 Resembles Lotus corniculalns. Flowers large, pi'rple? Pod 

 linear, compressed, nearly 2 inches long. Stigma large, capitate. 



Narrow-leajlelted Hosackia. PI. procumbent. 



H. RE'I-ENS ; plant almost smooth; stems creeping, rooting; 

 leaflets 5 pairs, obovate, slightly mucronulate ; heads containing 

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

 If. . F. Native of Mexico. Lotus repens, Moc. et Sesse, in 

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

 linear, compressed. Stigma capitate. 



Creeping Hosackia. PI. creeping. 



Cult. The species of Hosackia are rather shewy, and well 

 adapted for ornamenting flower-borders and rock-work. They 

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

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



LXXVI. CARMICH/E'LIA (in honour of the late Captain 

 Dngald Carmiehael, F.L.S. an acute Scotch botanist, author of 

 a Flora of the island of Tristan da Acunha, inserted in the 12th 

 volume of the Linnsean Society's Transactions). R. Br. in bot. 

 reg. t. 950. 



LIN. SYST. Diadelphia, Decandria. Calyx cup-shaped, 5- 

 toothed. Vexillum broad. Ovary many-seeded. Style sim- 

 ple. Legume few-seeded, with the valves separating from both 

 margins, which are left on the plant even when the seeds have 

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

 leaves when present ternate or pinnate. 



1 C. AUSTRA'LIS (R. Br. in bot. reg. 912.) Tj . G. Native of 

 New Holland and New Zealand. Legumes quinate ; leaves with 

 3-7 obcordate leaflets. Stem arboreous ; branches compressed. 



Racemes simple, rising from the denticulations of the branches. 

 Flowers lilac. Frame of legume permanent. Lotus arboreus, 

 Forst. prod. 278. Lotus austn'tlis, Ilort. but not of Andrews. 

 Southern Carmichaelia. Fl. May, Sep. Clt. 1823. Sh. 2 to 4 ft. 

 Cull. This shrub is a great ornament to greenhouses in 

 spring and almost all the year, being profusely clothed with 

 beautiful blue flowers. A mixture of loam, peat, and sand suits 

 it best, and young cuttings will root if planted in a pot of 

 sand, with a bell-glass placed over them. 



LXXVII. CYAMO'PSIS (from 



e, kyamos, a beam, 



