510 Lut, COMPOSITE, [.Brachycome. 
Pla " e Leaves thin. Pappus eter ER 18. B. linearifolia. 
Stems ere enves entire, mostly lan gem P E B. basaltica, 
Stems ener véi or slight Bi ? cumber zd at m Ca "branched. 
eaves narrow, entire or pe Ach . 18. B. trachycarpa. 
ipa decime branching, fen Kate: ir the geo Leaves 
oothed atifid or piuna 
P ms mi Kap or scarcely =i Leaves all petiolate, acutely 
did r lobed. 
Western species. (Disk-achenes with wp (en ?) . . 28. B. Billardieri. 
Eas teni n species. Achenes all with obtuse edge . . 16. B. heterophylla. 
Pappus conspicnous. Eastern species. (See the last thas: species 
of Sect. 111.) 
Soe ECTION TI. ci peeme. Hed conspicuous. Achenes flat, the margins obtuse, 
cute or winged. Pappus conspicuous 
à SC annuals, branching at the base. Leaves often lobed or E pip 
Glabrous or pubescent. — Achenes narrow, not winged . 19. B. exilis. 
Glabrous. Achenes rather broad, but not winged. . . . . . 90. B. PETER 
Pubescent or IM Achenes broadly winged 
See also B. ciliaris, whieh the first year bag the appearance “of an Wen jen 
annual. 
Peren renge Leaves all or mostly radical. Scapes leatless or with 
ew s hea 
Achenes n A. ringed. Leaves all radical, obovate or oblong, entire 
orcrenate . AM . 22. B. decipiens. 
Achenes winged. Scape sometimes with a ‘few leaves. 
ia et entire Bësse eee GEN 
Leave or twice ce pinna te, with pinnatiid segments .0. o. 24. Bm 
Lave Gi ong, entire o nat een 
Glabrous or n , rw. Ae . 95. B. scapiformis. 
e. Stems, w when full-grown, soveral-headed. 
tusely toothed or lobed . SR SC 
La ves ve acutely toothed or bos ed E z Diaen 
Branching perennials with more or less leafy stems. Achenes (at 
least those of the disk) winged or acutely borde 
Leaves mostly pinnate, with linear segments. Stems, ‘the first whe 
erect and corymbose, afterwards ascending . . 20. Reiter 
Leaves oblong neate, toothed or lobed 
labrous, glandular-pubescent or hirsute 
he leaves very acute. 
2 species. Achenes winged . it BE 
psi species. Achenes acutely bordered, n mot ds de Billar diers: 
bes or teeth of the eaves obinse o or scarcely acute . 4.98 Bem n 
. Stems woolly, at least when young. aves narrow . . . + 90. Be inata. 
Leaves mostly linear, entire. Ray-florets yellow » pth B OF 
Branching decumbent perennials, wi or less Joy ‘stems. 
Achen s ei) e , but with obtuse age a winge 
ME 
(oye or twice innatisect or deepl jinnatifid, “with Kee SE 
or Se asini i eR : : . 84. B. mati 
Section IV. phiosverma. — Ra; JURE not 4 zeen de Load: 
Jat, with an entire or toothed wing. Pappus none. Small a 
Glandular-pubescent, 3 to 6 in. high. Involucral bracts narrow. 
———— —— 
