362 LVI. UMBELLIFERE. . [Xanthosia. 
compound umbel of 2 to 4 flowers. Involucral bracts 4 to 6, ovate or ovate- 
lanceolate, scarcely coloured, spreading to a diameter of 2 or 3 lines. Flowers 
nearly sessile. Calyx-lobes acute, slightly auriculate. Petals much inflexed. 
Styles very short, not exceeding the disk-lobes. Fruits short, but not seen 
quite ripe. =: 
Noh Australia. Between Moore and Murchison rivers, Drummond, 6th Coll. n. 
es 12. X. Huegelii, Steud. ; Bunge in Pl. Preiss. i. 291. Stems from a 
f 
X 
perennial or woody stock, erect or rarely diffuse, hirsute with spreading hairs, 
rarely exceeding 6 to 8 in. Leaves divided into 3 lanceolate or linear seg- 
pound umbel of & or 4 short rays, each with 3 to 6 sessile flowers, and 1 to 
3 flowers pedicellate in the centre. Involucral bracts narrow, acute, herba- 
ceous. Calyx-segments acutely acuminate, cordate at the base. Petals nar- 
row. Disk-lobes Jarge, undulate-lobed. Fruit usually with 6 ribs on each 
side.— Leucolena Huegelii, Benth. in Hueg. Enum. 55. 
W. Australia. Swan River, Huegel ; Drummond, lst Coll. and n. 712; Preiss, n. 
2090, and others. Resembles the long narrow-leaved forms of X. pusilla, but the flowers 
are much more numerous, and the calyx-lobes, disk, and fruit-ribs rather different. 
the flowers more numerous, and the bracts larger and more coloured. Calyx- 
lobes acute, not peltate and scarcely cordate. Petals very narrow. Disk- 
lobes large, glabrous. Fruit very didymous, with only 4 ribs on 
e secondary ones rarely conspicuous.—X. leiophylla, F. Muell. ; 
Linnea, xxix. 710; X. pinnatisecta, F. Muell.; Klatt, l. c. 711. 
` ains, 4. unningham. i 
Victoria. From the Glenelg river, Robertson, to Gipps’ Land, F. Mueller ; Wimmera, 
Son H Murray desert, Irune, 
e: orthern shores, Rocky Cape, Georgetown, J. D. Hooker. wo 
t, R. Brown; Rivoli Bay and Kangaroo island, F. Mueller 
Var. floribunda, er in the 
centre and a general involucre of 3 or 4 small narrow bracts; partial umbels of 3 to erg. 
To thi i e involu ate or lanceolate coloured b 
> sns variety belong several of the Victorian and S. Australian specimens. 
nected with the slender few-flowered forms by numerous intermediates, and scarcely differs 
T. peduncularis, except in the short peduncles and less numerous flowers. ; 
, 14. X. peduncularis, Benth. A rather small plant, forming some- 
times close tufts, but with the appearance of being almost a 
or softly hirsute, attaining (with the inflorescence) 6 in. to 1 
labrous 
m g Lynn 
NEE ZE 
More luxuriant. Umbels of 3 or 4 rays with a single flow RK? 
g nearly 
