_ iv. 67; F. Muell. Fragm. iv. Woo 
340 LVI. UMBELLIFER®. [Hydrocotyle , 
quite smooth or granular, each with 2 prominent ribs on each side (the in- 1 
termediate ones), ‘the dorsal edge of the carpels obtuse.— Hook. .FLT 
Queensland. Brisbane river, F. Muel 
N. S. Wales. Port Jac kson, R. Brown, and others. 
victorin, From Gipps' Land to the fb A frontiers, F. Mueller, , and others. 
Tasmania. Port Dalrymple, R. Brown; abundant in ‘wet places throughout the colony, 
Hooker. S 
pes ? pusilla. mur and less — eis nearly glabrous.—H. SS. 
De nA: Ri H ; DC. Prod. iv. 66; H elegans, A A. Rich, Drive, 8s 
DC. Prod. iv. 66 (with erg lobed as ; H. gece Hook. f. in Hook. Lond. J 
i. 467, and Fl. Tasm. i. 152. t. 32A ; H. Hook. f. i Lond. J Journ. vi: 468, 
and Fl. Tasm. i. 153. t. 33A.—From Queensland to Tasmania, including some of Sieber’s 
specimens, n. 14. ‘The more erie forms from more aquatic situations. : 
The species may not be distinct from a common tropi Gen ke a 
cludes H. rotundifolia, Roxb. ; "Wight, Ic. t. 564, from tropical Asia; 4. rpioides, ` 
am.; A. Rich. Hydroc. t. 54. f. S. from the M auritius ; H. Mannii, Hook. ne in qm 2 
ieal Africa ; FI. Chil. ii. 67, ` 
from Chile, and some forms usually referred to H.B onpl "o A. Rich, fro " 
ealand H. moschat i er more distinct, but even that might — 
rhaps. be iacluded i in the same end if so, Forster’s name appear to ha 
“Rich, Hydroc c. 63 ; DC. Prod. iv. 66, from the single small 1 
seinen e: pond seen; glories ear to be one of the forms of H. hirta, with rather. bet? 1 
. A.Richard Garen the carpophore as persistent, a charecter which the he S 
Ki did not show. H. Gaudichaudiana od. iv. ue only known to me by 
gnosis i: is again geit one of the forms of H. hir 
4. H. laxiflora, DC. Prod. iv. 61. Stems creeping — ting | SC? E 
allied species, but the flowering Berei often ascending or erect to the e: SS 
o in. or even more, hirsute as well as the leaves Bins spreading Bar © 
Leaves orbicular-cordate, shortly and broad 
rarely above 1 in. diameter. Stipules entire or slightly fringed 
duncles short or long, sies with a Re um mbe to 
flowers. Bracts numerous, small and n 
to 3 lines long, when Jong usually vide iufertil 
Styles long. Fruit about 1 line broad or rather more, dorsal edge 
with 2 prominent ribs - intermediate ones) e ee vos the DC. mi 
of the carpels obtuse.— uell. Fragm. iv. densiflora, = 
Do Da Ven zen Burnett rivers, F. — udo d Argyle eni 
A. Cunningham, era oe eeng New England, verbi 
ictoria. Port Phi ip, Gunn ; E die" A 
s. a tralia. Torrens river, St. Vinoent’s Gulf, etc, Behr, P wend"? 
Var ow Set fruits very mie smaller.— " BAY, SCC 
De Candolle. had bul observed the great similarity between p Mueller Fragm. 
siflora, which appear to be dee found panto together, and F 
