536 LXII. COMPOSITA. [Siegesbeckia, 
than the inner ones and less glandular. Florets small, the rays very short.— 
Wight, Ie. t. 1103; S. microcephala and S. gracilis, DC. Prod. v. 496. 
Queensland. Wide Bay, Leichhardt ; Rockhampton, Tkozet ; Brisbane river, Moreton 
Bay, F. Mueller. 
N. S. Wales. Paramatta, Woo//s; Blue Mountains, Miss Atkinson; New England, 
C. Stuart; Clarence river, Beckler ; in the interior on the Darling and Murray and towards 
. the Barrier range, Victorian and other Expeditions. 
ctori ambo and Murray rivers, F. Mueller; Portland, A9? ; in the Pyrenees, 
Wilhelmi. 
S. tr Spencer’s Gulf, R. Brown; near Adelaide, Blandowski; Torrens 
river, F. Mueller. 
Most of the southern specimens belong to the variety with short outer involucral bracts. 
31. ECLIPTA, Linn. 
Tnvolucre of about 2 rows of nearly equal herbaceous bracts. Receptacle 
chaffy. Florets of the ray female, shortly ligulate, narrow; disk-florets her- 
maphrodite, usually fertile, tubular, 4-toothed. Anthers obtuse at the base. 
-Style-branches linear, flattened, obtuse. Achenes of the ray triangular, those 
of the disk flattened. Pappus none or reduced to a border of minute teet 
— Herbs with opposite leaves. Flower-heads small, on axillary or terminal 
peduncles, 
Besides the subjoined species, of which one is endemic in Australia and the other a com- 
mon weed i countries, some Brazilian perennials are included in the genus, but perhaps 
not correctly so. 
Ray white. Involucral bracts ovate . . . . . . in . 1. £ alla. 
Ray yellow. Involucral bracts narrow-lanceolate . . . . . . . 2. E. platyglossa. 
1. E. alba, 7 
usually prostrate or creeping, sometimes ascending, or erect, 3 ft. long or 
more, sprinkled with closely appressed short stiff hairs. Leaves shortly 
: n 
Queensland. Burdekin river, F. Mueller; Brisbane river, Moreton Bay, C. Stuart, 
F. Mueller; Rockhampton, Herb. F. Mueller, A common weed throughout the warmer 
regions of the globe. d 
?. E. platyglossa, F. Muell. Fragm. ii. 135; Pl. Vict. t.39. Very 
near to E alba, but the flower-heads are smaller, the involueral bracts nar- 
row-lanceolate, and the ray-florets yellow. Leaves almost or quite sessile, 
lanceolate, strigose. Achenes quite those of Æ. alba.—Wollastonia or We 
delia ecliptoides, V. Muell. Pl. Vict. t. 39. 
N. Australia. Islands of the Gulf of Carpentaria, R. Brown, Heune; Albert and 
Roper rivers, F. Mueller. > i 
