Helichrysum. | COMPOSITH. 337 
A. Xerochlena. Herbs. Involucre broad, hemispherical, the outer bracts broad, 
sessile, passing gradually into the inner ones, which have linear claws and 
white (or colowred) radiating tips. (The white tips are wanting in H. fili- 
caule and H. Loganii.) 
Stems 6-18 in., slender, prostrate. Leaves glabrous above. 
Heads solitary, large, 4-2in. diam. .. 1. H. bellidioides. 
Stems 12-24in., slender, prostrate, Leaves glabrous above. 
Heads corymbose, din. diam. ; 
Stems 3-10in., filiform, erect. Leaves glabrous above. 
Heads solitary, }-1 in. ; involucral bracts without white 
to 
H, Purdiei. 
radiating tips : 3. H. filicaule. 
Stems 2—4in., tufted, ‘ascending. Leaves woolly on both 
surfaces. Heads corymbose, fin. diam. 4. H. Sinclairii. 
Small, densely matted, 4-1} in. high. Leaves closely im- 
bricate, woolly on both surfaces. Heads solitary, large, 
4-4 in. diam. 36 oe -. 0. H. Youngit. 
Small, densely tufted, 1-2in. Leaves closely imbricate, 
white and silvery on both surfaces. Heads fascicled, 
4-4 in. diam. 3s ee .. 6. H. fasciculatum. 
Small, forming compact patches. Leaves densely imbri- 
cate, tips clothed with long straight hairs. Heads sunk 
among the terminal leaves ; involucral bracts not white 
and radiating 5 ae ay oe -. 7... Loganii. 
B. Leontopodioides. Herbs. Heads small, in dense terminal cymes subtended 
by broad spreading floral leaves. 
Leaves 4—$in., linear-oblong, tips erect : .. 8. H. Leontopodium 
Leaves +-4in., oblong- spathulate, tips recurved .. 9. H. grandiceps. 
C. Ozothamnus. Shrubs, often of small size. Heads small, cymose or solitary, 
Involucral bracts not white or radiating, or very obscurely so. 
* Heads in corymbose cymes. 
Leaves ovate or orbicular, petiolate 5c at .. 10. H. glomeratum. 
Leaves lanceolate, petiolate .. C3 a .. 11. A. lanceolatum. 
** Heads solitary. Leaves densely imbricate, closely appressed to the 
branch. 
Branchlets slender. Leaves in about 6 series, te qo in., 
linear, silky or hoary .. 12. H. depressum. 
Branchlets ~,-}in. Leaves in 1 about 4 series, toi in. 
polished and keeled on the back i .. 13. H. microphyllaum 
Branchlets 4-4in. Leaves in about 6 series, gy-fin., 
polished and keeled on the back ae .. 14. H. Selago, 
Branchlets stout, }in. Leaves in many series, 1tin., 
polished and convex on the back Lg Ac .. 15. H. coralloides. 
*** Heads solitary. Leaves closely imbricate, tips spreading and recurved. 
Leaves in several series, gin., onlenes: ae on both 
surfaces .. ad : : .. 16. A. pauciflorum. 
1. H. bellidioides, Willd. Sp. Plant. ii. 1911.—Stems slender, 
prostrate, much branched, almost woody at the base, 6-18 in. long ; 
branches numerous, erect or ascending, leafy. Leaves loosely 
imbricate or almost distant, spreading or recurved, +-3in. long, 
obovate-spathulate or obovate-oblong, obtuse or apiculate, flat, 
