GENERA AND SPECIES. 
Fruitlets with 4 preeniiene eee ribs; umbels 
simple aah 
Actinotus. 
Tufted, tall, hairy ; leaves cleft into several narrow seg- 
ments ; ‘umbels on long stalks .., 
Hydrocotyle. 
1. Leaves without lobes. 
Perennials, glabrous, 
creeping and rooting. 
Leaves peltate, orbicular ; uetals minute, pink, NoMa 
semiaquatic 
Leaves broadly cordate ; apals bond, treats 
plant ae 
hires 
11. Leaves lobed or segmented. Perennials with 
creeping rooting stems; petals greenish or 
yellowish. 
Leaves reniform-cordate with 3,5 or more, short blunt 
crenate lobes. 
Flowers numerous, more or less unisexual, in each 
umbel; male flowers stalked, female flowers almost 
sessile; fruitlets nearly truncate. Softly hairy ... 
Flowers few and sessile in each umbel. 
Fruitlets slightly angular. Softly hairy 
Fruitlets with an rags it dorsal angle. 
rous : si : 
Leaves divided to the sahdale ing 3 or 5 dronat abe; 
small; glabrous; fruitlets crowned with flattened 
br istly hairs > 5 i 
Leaves cleft to near the fade into 3 or 5 amin Lane: 
shaped segments. Slender slightly hairy 
Glab- 
Small or 
not root- 
111, Leaves more or less deeply cleft. 
filiform, erect or diffuse annuals, 
ing at the nodes. 
Fruitlets not much compressed. 
Fruitlets smooth with 3 obtuse semicircular ribs on 
the back, a well-defined pit on each side. Minute, 
tufted, glabrous ee 
Fruitlets smooth with 3 Aes semi- Peeaiiee pa on 
the back; the sides tuberculate, with a well-defined 
pit. Prostrate and diffuse elongate stems. 
Stems filiform; leaves divided below the middle 
Stems stout; leaves divided to near the base 
Fruitlets pitted and rugose on the back, the sides 
smooth. Minute slender, glabrous... 
Daucus 
Schwarzii 
vulgaris 
Asiatica 
Candollei 
hirta 
pterocarpa 
comocarpa 
tripartita 
callicarpa 
trachycarpa 
crassiuscula 
capillaris 
103 
