104 FLORA OF SOUTH AUSTRALIA. 
Fruitlets with 3 thick obtuse wings, very rugose 
between them. Minute, slender, glabrous 
Fruitlets very flat, when ripe with a very prominent 
dorsal rib. Small, slender, diffuse, glabrous 
Didiseus. 
I. Small annuals ; flowers few in the umbels. 
One of the fruitlets smooth or granulated, the other 
prickly- aie Leaves small, mie. lobed ; pee 
white : 
Fruitlets ecinnily pads with Beibeléa’ ; idives avait’ nar- 
rowly lobed ; petals blue 
Fruitlets cov ed with dense cotteny me 
11. Coarse erect plants, flowers in large umbels ; 
leaves divided. 
More or less hirsute, petals white 
Glabrous and glaucous, petals blue ... 
Trachymene. 
Leaves narrow-linear; the lower ones cleft into linear 
lobes, or entire. Herbaceous, slender, branched, 
erect ; fruitlets granular-rough... 
Xanthosia. 
Leaves cleft into three elliptical or lanceolate cee 
umbels 1- to 4-flowered. A dwarf hairy perennial .. 
Leaves cleft into three narrow subdivided Pe anewiay 
umbels irregularly compound. Dwarf, glabrous 
Eryngium. 
Flower-heads ovoid or globular. 
Stems erect; leaves doubly or simply pinnatifid ; 
spinular bracts exceeding the heads 
Stems prostrate ; leaves simply pinnatifid ; ehint 
bracts much exceeding the heads af 
Flower-heads oblong-cylindrical; leaves long, eae : 
spinular bracts chiefly shorter than the heads 
Crantzia. 
Stems slender, creeping and rooting at the nodes; leaves 
linear-terete mAs 
Caldasia. 
Erect, slightly branched; leaves repeatedly pinnately 
divided ae me Me ee 
medicaginoides 
diantha 
pusillus 
cyanopetalus 
eriocarpus 
pilosus 
glaucifolius 
heterophylla 
pusilla 
dissecta 
rostratum 
vesiculosum 
plantagineum 
lineata 
andicola 
