364 LVI. UMBELLIFERZ. [Xanthosia. 
one narrower and equal-sided. Flowers rather numerous, on very short pe- 
icels. Calyx-lobes acute, often slightly cordate. Petals rather broad, the 
induplicate peint: ciliate. Fru e: 4- to 6-ribbed on each side. —Bunge in 
Pl. Preiss. i. 292; Bot. Mag. t. 3582. 
Wy. Amilia.: King George’s Soci and adjoining districts, R. Brown, and others; 
Eege 3rd Coll. n. 227 ; Preiss, n. 2066 
neller is disposed to unite the C^ preceding species with this one as varieties, but 
the foliage and habit are so dierent that until I have seen intermediate specimens I cannot 
but consider them as distin 
5. AZORELLA, Lam. 
(Fragosa, Ruiz and Pav.; Pozoa, La ag. ; Reid, Hook. f. ; Oschatzia, Fat j 
Dichopetalum, F. Muell.) 
Calyx-teeth or lobes prominent, either small and acute or large e: like 
and deciduous. Petals obtuse or acute, imbricate in the bud. Disk thiek, 
flat, convex or confluent with the styles. Fruit slightly compressed laterally 
or scarcely broader than thick, the sides furrow ed at the commissure (whe: 
nearly equidistant ribs, the lateral ones not close to the rather narrow com- 
sure. Vittæ none. Ca ophore short, persistent. Seed straight.— Peren- 
nials, the Australian species either tufted with radical leaves and ‘peduncles iA 
more slender with creeping runners. Leay in t stralian species) 
the e genus, which I have adopted in a extended sense given to it by A. Gray (Bot. 
Amer. Expl. Exped. i. 697) aud Weddell (Chloris Andiana, ii. 1»). includes a consid ae 
` number of species from Andine and extratropical S. America, New Zealand and the An 
SE È Bei 
re a, to h the 
Seeds Mods M with the imbricated remains of old — form large compact we 
bie floral and carpological characters are very nearly the e throughout the genus. Sei 
ruit, however, must siad ex verge quite ripe. Before that i iti is often almost equally e wé ME 
tie = gitudinal fu t the commissure scarcely perceptible. 
all Hydroco lek Se t, with creeping stolons and short slen 
ver ep —— ng stems. Umbels s several-flowered, terminal or diilo 
1. A. Muelleri. 
(Hydrocotyle Zossen has the fruits scarcely compressed, 
e peta te. 
Tufted plants with radical leaves. Stems r scapes erect, leafless, 
simple or branched upwards, Flowers M or in irregular 
— els of 2 to 6. Calyx-lobes not above half as long as the i 
petals. i 
Leaves cuneate, 3: to to 7-toothed or roe e, re EE E menge? 
Leaves broadly ovate-cordate, 5- to 9-lobed . + aa 
ith radical leaves | 
r umbel of 6 to 19 flowers sometimes c "d . 
TT gen petal-like and as long as the pet tals 0.1... 4. A dept 
l. A. Muelleri Tl, Benth. A glabrous perennial with the aspect wé / 
drocotyle, the small tufted stock apparently emitting creeping ` ei"? 
slender ascending stems rarely. exceeding the radical leaves. Leaves 0 | 
Kass erect, leafless, ‘with a an irre- 
mpeu und. 
