532 UMBELLIFERZ (Sond.) [ Hydrocotyle. 
Van. a. latifolia (Cham. & Schlecht. ! 1. c.) ; leaves on longish petioles, elliptic or 
cuneiform-oval, acute or acuminate at each end, 3-, rarely 5-nerved (1-2 inches long, 
6-8 lines broad), the upper smaller. 
aa. Woolly or subtomentose. H. villosa, Thund./ herb. var. B. H. glabrata, B. 
subtomentosa, E. § Z.! Drege, 7614. : 
BB. Glabrous. H. falcata, E. § Z.! 2175. H. glabrata, FE. § Z./ 2172 (incl. 
var. minore). H. Centella, = latifolia Fog y. plantaginea, E. Mey. in herb. 
Drege. H. bupleurifolia, Rich. Monog. 67. f. 39. 
vy. tridentata ; =a koe: at top 2 or 3-dentate. H. bupleurifolia, E.G Z./ 
var. B. 
Var. 8. plantaginea; leaves on longish or short petioles, oblong or oblong-lanceo- 
late, acute or acuminate at both ends, 3-nerved (8-18 lines long, 2-4 lines broad), 
the upper smaller. 
aa. Subtomentose or subhirsute. H. plantaginea, Spreng. Grundz. der Pflanzenk. 
t. 8. f. 5-7. H. Cent. var. lasiocarpa. Cham. § Schl.! H. montana, E. Meyer 
_ _ tnherb. D. non Cham. § Schl. (villosissima). Drege, 7616. 
BB. Glabrous. H. glabrata, Thunb./ fl. cap. 251. Centella glabrata, Linn. Amoen. 
Acad. 6.p. 112. H. bupleurifolia and plantaginea, E. § Z./ 2173, 2174. H. 
Cent, var. a. glabra, E. Mey. 
Var. y. Coriacea; quite glabrous, or in the axils woolly; stem and branches 
short; leaves much aggregated, linear-lanceolate, cuneate, thick, coriaceous, with 
obsolete nerves, 1-2 inches long, 14-2 lines broad. H. montana and rupestris, 
E. § Z.1 2169, 2170. 
Var. 3. onscwesl corer L glabrous ; branches elongate ; leaves linear- 
cunea‘ -nerved, the lower 3~4 inches, upper ones 1-2 i ‘ 
aang iays » 3 3-4 pper ones 1-2 inches long 
aa, rigida ; stem erect as well as the leaves rigid. ZH. linifolia, Thunb. fl. cap. 
250. H. rigescens, E. § Z.! 2179. 
BB. flaccida H. linifolia, E. § Z./ 2180. H. falcata, var. B. G y. E. § Z.1 2175. 
AL, afinis, £.§2.12177. H. fusca, E. § Z.! 2178, ex pte. H. cent. var. linifolia, 
£. Meyer. H. virgata, c. § d. E. Mey. Drege, 7618. Zeyh. 2658. 
ry. verticillata ; leaves much aggregated on the nodes, linear, attenuated at 
the base, 6-9 lines long, } line broad. JH. linearis, E. Mey. 
Has. Sandy and stony places in mountains throughout the Colony. : 
Thunb. Berol. Hk. D. Sa) : “ —. 
Very variable in form and habit. Polygamo-monoecious or dioecious, Stem 
terete, striate-angulate, usually elongate ; internodes without leaves. Peduncles 
4-10 lines long, villous or glabrous. Umbel 1-5-flowered, but only 1 flower is 
fertile. Involucre in anthesis, 4, rarely 5-leaved. Petals 4 or 5, usually glabrous. 
Fruit about 2 lines broad ; the mericarps with 5 filiform ribs ; furrows rugulose, 
16, H. debilis (E. & Z! 2176); suffruticose, quite gl : 
: ! : , quite glabrous; stem 
erect, quadrangular ; branches elongate, filiform ; leaves longish-petio- 
late, elongated-linear, attenwate at the base, quite entire, 5-nerved and 
with uncinate apex; peduncle aggregated, capillary, 1-3-flowered ; fruit 
elliptic, small, glabrous, twice longer than the ovate, acute, 2-leaved 
involucre. 
Has. Among shrubs and 
Aug. E.§Z.1 (Herb. 84.) 
u m the smallest forms of the preceding by the ee 
jonger, filiform branches, and uncinate leaves. Lower et oe es long, 
2 lines broad, incrassate on the margins, and with 5 parallel, very prominent nerves 
= ae — Nei A} w pd 2-1 inch long, 1-4 line broad, at the apex 
a % un i ] i ; - 
> pee with pileione ong. Fruit 1 line long and broad, com 
17. H. virgata (Linn. fil. Suppl. 176); suffrutic : 
I ‘ ose, erect, branched, 
lanuginose-villous, or quite glabrous; leaves linear-filiform, quite 
high grass on the Van Stadensriviersberge, Uitenhage. 
