I30 



LEGUMINOS^ 



4-angled, or slightly compressed, straight or curved, contracted 

 at the joints. (Name, a diminutive from corona^ a crown, from 

 the form of the inflorescence.) 



I. C. vdria (Crown-vetch). — A trailing plant, with creeping 

 roots ; stems slender, angular, i — 5 feet long ; leaves 2 — 3 in. long, 

 of II — 13, oblong-elliptic, cuneate, mucronate leaflets^ the lower 

 pair remote from the stem, glabrous, pea-green ; stipules free ; 



umbels 3 — 20 -.flowered; 

 flowers pink and white, or 

 white, generally with dark 

 violet beak to the keel ; 

 petals rather long-clawed ; 

 pedicels longer than the calyx- 

 — On waste ground, or dry 

 wood-sides on limestone, 

 often naturalised, but appar- 

 ently indigenous in Kent. — 

 Fl. June — November. Pe- 

 rennial. 



15. Arthrol6bium (Joint- 

 vetch). —Slender, glabrous 

 herbs, with imparipinnate 

 leaves ; small -^^Wo^ flowers 

 in stalked axillary umbels 

 without leafy bracts ; calyx 

 tubular ; keel blunt ; stamens 

 diadelphous ; pod slender, 

 straight or curved, sub- 

 cylindric, many - jomted, 

 scarcely contracted between 

 the joints. (Name from the 

 Greek arthros, a joint, IbboSy 

 a pod.) 



I. A. pin7idtu7n (Sand 

 Joint - vetch). — A small, 

 nearly glabrous, glaucous plant, with small -^0)^0^ flowers ; no leaf 

 below the head of flowers; and 10 — 14-jointed, straight /^^j-, 

 scarcely constricted at the joints. — Occurs in the Scilly and 

 Channel Islands. — Fl. June — August. Annual. 



16. HiPPOCREPis (Horseshoe-Vetch). — Low-growing, glabrous 

 herbs ; leaves imparipinnate ; leaflets many ; flowers yellow ; petals 

 long-clawed ; keel incurved, pointed ; stamens diadelphous ; pod 



HiPPOCRifePiS com6sa (Tvftcd Horseshoe-vetcli). 



