144 LEAFLETS OF PHILIPPINE BOTANY (VoL. Il, ART, v7 
50. GYNURA CASS. 
Hispid or glabrous succulent herbs, rarely undershrubs. 
Leaves alternate, entire, toothed or pinnatifid. Heads homo- 
gamous, solitary or corymbose; flowers all disciform, yellow 
or purplish, perfect or rarely with a few pistillate outer 
ones, its tube 5-toothed; involucre cylindric or subcampanu- 
late; bracts narrow, scariously margined, subtended by leaf 
like basal ones; receptacle flat, pitted or fimbriate; bases of 
anthers subauricled; style arms slender, with hispid subulate 
tips; achenes narrow, many costate; pappus white, copious: 
Species 24; African and Asiatic. 
Stipules broadly auriculate. 
Leaves oblanceolate, base attenuate. 
1. G. vidaliana. 
Leaf unequally lobed, its base broadly truncate. 
2. G. latifolium. 
Leaf coarsely dentate, its base cuneate. 
3. G. clementis. 
Stipules absent or not auricled. 
Inflorescence rigidly corymbose. 
4. G. angulosa. 
Inflorescence racemosely paniculate. 
5. G, sarmentosa. 
1. G. vidaliana Elm, G. purpurascens Vid. Rev. Pl. 
Vasc. Filip. 164, 1886. Ceron Cat. Pl. Herb. 104, 1892.— 
Perennial herb, erect or branched. Leaves oblanceolate, 
20 cm. long, 8 cm. in width, coarsely toothed or merely 
apiculate toward the attenuate base, strigose on both sides, 
rather thick and somewhat purplish beneath; stipules dis- 
tinctly pediceled, 2 to 3-toothed. Heads large, few, upon 
slender bracteate peduncles; bracts strigose, the inner ones 
scariously margined, the basal ones foliaceous; flowers deep 
yellow, much exceeding the involucre; receptacle slightly 
fimbriate; achene cylindric, 10-costate, often pubescent, ter- 
minated by a short scarious rim; pappus white, silky, usu- 
ally shorter than the corollas. 
