( 279 .) 
COTYLE'DON* * 
Linncan Class and Order. Deca'ndria f, Monogy'niA. 
Natural Order. Crassula'ceve, De Cand . — Lindl. Syn. p. 63. ; 
Introd. to Nat. Syst. of Bot. p. 161. — Rich, by Macgilliv. p. 514. — 
Loud. Hort. Brit. p. 516. — Don’s Gen. Syst. of Gard. and Bot. v. iii. 
p.97. — Mack. FI. Hibern. p. 59 Cra'ssula, Juss. Diet. des. Sc. 
Nat. v. xi. p. 369. — Succule'ntve, Linn. — Vent. Tabl. v. iii. p. 
271. — Semperviv.e, Juss. Gen. PI. p. 307. — Sm. Gram, of Bot. 
p. 162. — Rosales; sect. Crassulina:; type, Crassulace.e ; 
Burn. Outl. of Bot. v. ii. pp. 614, 730, & 735. 
Gen. Char. Calyx (fig. 1.) inferior, small, of 1 petal, in 
5, pointed segments. Corolla (see fig. 2.) of 1 petal, tubular, 
5-cleft. Nectary a concave scale, at the base of each germen, on 
the outer side. Filaments (see figs. 2 & 3.) 10, awl-shaped, straight, 
inserted on the corolla, scarcely so long as the limb. Anthers 
roundish, 2-lobed. Germens (see fig. 4.) 5, oblong, rather tumid. 
Styles awl-shaped, shorter than the corolla. Stigmas simple. 
Capsules (see figs. 4 & 5.) 5, oblong, tumid, pointed, each of 
1 valve, bursting along the inner margin (see fig. 5). Seeds (fig. 6.) 
numerous, small. 
Distinguished from other genera, in the same class and order, by 
the 5-parted calyx; the monopetalous, tubular, 5-cleft corolla; 
and the 5 capsules, each with a gland or nectariferous scale at 
its base. 
Two species British. 
COTYLE'DON UMBILI'CUSJ. Common Navelwort. Wall 
Pennywort. Kidneywort. Hipwort. 
Spec. Char. Leaves peltate, crenate, depressed in the centre. 
Stem with a (usually) simple cluster of drooping flowers. Upper 
bracteas minute, entire. 
Engl. Bot. t. 325. — Hook. FI. Lond. t. 184. — Huds FI. Angl. (2nd edit ) p. 
194. — Alton’s Hort. Kevv. (1st edit.) v. ii. p. 107. — Willd. Sp. PI. v. ii. pt. i. 
p. 757. — Sm. FI. Brit. v. ii. p. 484. ; Engl. Fi. v. ii. p. 314. — With. (7th ed.) v. ii. 
p. 555 — Hook. Brit. FI. p. 209. — Sibth. FI. Oxon. p. 143. — Davies’ Welsh Bot, 
p. 43. — Purt. Midi. FI. v, i. p. 224. — Hook. FI. Scot. p. 139. — FI. Devon, pp. 75 
6c 185. — Rev. G. E. Smith’s PI. of South Kent, p. 27. — Walker’s FI. of Oxf. p. 
125.— Perry’s PI. Varvic. Select®, p. 41. —Bab. FI. Bath, p, 18.— Mack. Catal. 
of PI. of Irel. p. 44. ; FI. Hibern. p. 60.— Cotyledon Umbilicus Veneris fi. tu- 
berosa, Linn. Sp. PI. p. 615. — Lightf. FI. Scot. v. i. p.233. — Cotyledon vera 
radice tuberosa, Ray’s Syn. p 271.— Umbilicus pendulinus, De Carid. PI. 
Grass, t. 156. ; Bot. Gall. v. i. p.201. — Gray’s Nat. Arr. v. ii. p.538. — Don’s Gen. 
Syst. of Gard. & Bot. v. iii. p. 1 12. — Umbilicus Veneris, Johns. Ger. p. 528. 
Localities.— Damp rocks, and old walls.— Oxfordsh. Iffley, Cowley, and 
on Gudstow-Bride and Nunnery: Dr. Suniionr. — Berks; Stone walls about 
Abingdon: Mr. Biciieno. Abundant on old stonewalls at South Hinksey: 
W. B. — Cheshire; Bidston : G.Crosfield, Esq. Near Knutsford, but not 
common: Mr. Wilson, in N. B. G .—Cornwall; Frequent about Penzance: 
Mr. Watson, in N. B. G. Plentiful about Pdiaton : H. Woollcombe, Esq. — 
Fig. 1. Calyx. — Fig. 2. Corolla, opened vertically, to show the stamens. — Fig. 3. 
A single Stamen. — Fig. 4. Germens, Styles, and Stigmas. — Fig. 6. A single Cap- 
sule. — Fig. 7. Seeds. — Fig. 3. magnified. 
* From kotyle, Gr. a cup ; to which the leaves of some of the species hear a 
distant resemblance. Hooker. + Sec folio 37, note t. 
i From umbilicus, Lat., the navel; from the hollow leaves. 
