Myriocephalus. | . LXII. COMPOSIT.. 559 
scales.—D C. Prod. vi. 150; A. Gray in Hook. Kew Journ. iii. 
s-toothed. Achenes minutely hairy. Pappus none or of 1 or 2 microscopic 
Prod. vi ; i i. 174. 
W. Australia. Swan River, Huegel, Drummond, lst Coll. n. 59. : 
in. 
oblong-linear, cuneate or spathulate, very obtuse, often dilated at the base, 
t in. l 
above 4 in. long. Clusters of flower-heads when full-grown about à in. 
with small white petal-like spreading tips, forming a ray to the cluster. 
Partial heads about 4-flowered, the involucre of about 5 very narrow bracts, 
the subtending and outer ones little more than the midrib dilated and exceed- 
ingly thin and transparent at the end, all ciliate with fine long woolly hairs. 
5. M. gracilis, Benth. An annual, with erect slender branches not ex- 
ceeding 6 in. Leaves narrow-linear. Clusters of flower-heads numerous, 
6. M. helichrysoides, 4. Gray in Hook. Kew Journ. iii. 175. Gla- 
brous or nearly so. Stems usually weak and decumbent or ascending, some- 
what branched, 3 to 1 ft. long. Leaves linear, obtuse, often above 1 in. long. 
usters of flower-heads when full-sized about $ in. diameter. General 
involucre of very numerous bracts in several rows, each one dark in the centre 
With white margins and white spreading petal-like laminas, sometimes 
above 1 line long, forming a conspicuous ray to the cluster. Partial heads 
ones, Achenes hairy, especially at tke top. Pappus of 1, 2 
3 bristles, very -fine Së the poene flowering, thickened and hardened at the 
| lw Australia, Swan River, Drummond, lst Coll. ; very wet places, Cape Natura- 
iste, Oldfield, 
1. M. suffruticosus, Benth. Shrubby at the base, the branches white . 
