314 DECANDRIA— PENTAGYNIA. Cotyledon. 



DECANDRIA PENTAGYNIA. 



238. COTYLEDON. Navelwort. 



Linn. Gen. 229. Juis.307. Fl. Br. 484. Tuurn. t. \9. Lam. 

 t. 389. 



Nat. Ord. Siicculenta:. Linn. 13. Sempervivcc. Juss. 83. 

 N. 239 the same. 



Cal. inferior, of 1 leaf, small, in 5 acute segments. Cor. of 

 1 petal, bell-shaped, 5-cleft. Nect. a concave scale, at 

 the base of each germen, on the outer side. Filam. awl- 

 shaped, straight, borne by the corolla, scarcely so long as 

 the limb. Anth. roundish, 2-lobed. Germ. 5, oblong, 

 rather tumid, each terminating in an awl-shaped style, 

 shorter than the coi'olla. Stigmas simple. Caps. 5, oblong, 

 tumid, pointed, each of I valve, bursting along the inner 

 margin. Seeds numerous, small. 



Succulent herbs or shrubs, with very thick, juicy, alternate, 

 simple, entire or jagged leaves. Fl. spiked or panicled, 

 yellow, whitish, or red. 



1. C. Umbilicus. Common Navelwort. 



Leaves peltate, notched. Flowers clustei'ed, drooping. 

 Bracteas entire. Root tuberous. 



C. Umbilicus. Huds. 194. Willd. Sp. PL v. 2. 757. Fl. Br. 484. 



Engl. Bot. V.5. t. 325. Hook. Scot. 139. 

 C. Umbilicus /3. Lirin. Sp. P/. 615. 

 C. Umbilicus Veneris. Clus. Hist. v. 2. 63./. 

 C. vera, radice tuberosa. Bauh. Hist. v. 3. p. 2. 683./. 684. Baii 



Syn. 27 1 . 

 C. major. Bauh. Pin. 285. 

 C. minus montanum, sedi folio. Lob. Ic.3S6.f. 

 Umbilicus Veneris. Matth. Valgr. v. 2. 46Q.f. Camer. Epit. 858./. 



Ger. Em. 528./. Dalecli. Hist. 1 608./ 

 On moist dripping rocks, and old walls, in mountainous countries. 

 Perennial. June, July. 

 Root a roundish knob, with several woolly fibres. Herb smooth. Stevi 



a span high, purplish, simple or branched ; leafy in the lower part. 



Leaves scattered, on longish stalks, orbicular, peltate, concave, 



unequally notched or lobed, smooth, very succulent and brittle; 



the upper ones less peltate, and more deeply cut. Clusters of 



several pale yellow, cylindrical, crowded, drooping, inodorous 

 Jlowers, with small solitary bracteas. Nect. red. Stam. short, 



in 2 rows, in the mouth of the flower. 

 The leaves, applied externally, may, like Houscleck, have a cooling 



