Gongrothamnus.] LXXIII. COMPOSITH (OLIVER AND HIERN). 401 . 
setaceous, tawny or nearly white, outer sete short.—Scrambling or 
erect shrubs with alternate ovate triplinerved leaves and terminal 
corymbs of orange or yellow capitula. 
Peculiar to S.E. Tropical Africa. 
Heads about 22-25-flowered. . . . . . . . . + « 1. G. divaricatus, 
Heads about 11-12-flowered. 
Leaves acute. Pappustawny ..... . . . . 2 G. solidaginifolius. 
Leaves obtuse. Pappus nearly white... . . . . 3. G. Hildebrandtii. 
1. G. divaricatus, Steetz in Peters Reise Mossamb. Bot. p. 342. 
Glabrate, climbing, shrubby ; stems several ft. in length, terete, striate ; 
branchlets divaricate. Leaves ovate or ovate-lanceolate, acutely acumi- 
nate, obliquely or suddenly cuneate at the base, dark above, whitish 
beneath with an obsolete tomentum, repand or irregularly dentate, 
1-8 by 4-1t in., besides petiole of 2-4 in. Capitula campanulate, 22-25- 
flowered, 1-4 in. long, on slender bracteolate pedicels of 2-} in., in a 
divaricately branched dense cyme of 3-6 in. diam. Involucral bracts 
linear-lanceolate, acute. Corolla yellow or bright orange. 
Maem Distr. Inhambane, Peters! Lower Valley of River Shire, Kirk! 
rf 
2. G. solidaginifolius, 0. § H. A shrub, 8-10 ft. high. 
Branches erect angular and pubescent-scabrid at the apex. Leaves 
subsessile, lanceolate, acute, serrate, glabrous above, glaucous and 
along the nerves pubescent beneath, the upper ones 1} by 4-—% in. 
Cyme corymbose ; pedicels very bracteolate; florets yellow. Outer 
involucral scales short, almost subulate, inner ones broadly linear, acute. 
Capitula about 12-flowered. Achenes nearly terete, striate, closely 
puberulons. Pappus of a pale cinnamon colour, outer row setose, 
short.— Vernonia solidaginifolia, Bojer ex DC. Prodr. v. p. 30. 
Mozamb. Distr. Zanzibar Island, Bojer. 
3. @. Hildebranatii, 0. & H. A puberulous shrub, with terete 
striate branches. Leaves petiolate, ovate or oval, repand-crenate, ob- 
use, narrowed towards the biauriculate base, 1-13 in. long by 3-3 in. 
Wide ; auricles 3+ in. long, oblong, arching downwards from a patent 
©; petiole 3-} in. Capitala campanulate, }4 in. long, on short 
Sender pedicels, in moderately dense corymbose cymes. Involucral 
racts lanceolate or the inner ones oblong, obtuse or the outer ones 
Subacute, apiculate. Florets about 11 in a head. Achenes obovoid, 
Setulose and sessile-glandular, unequally 6—7-costate. Pappus nearly 
pite—Vernonia (Lepidaploa) Hildebrandtii, Vatke in Oesterr. Bot. 
eitschr, 1875, p. 323. 
mozamb. Distr. Zanzibar Island, Hildebrandt ! 
ais © colour of the corollas is unknown but the involucre style-branches and pappus 
quite those of Gongrothamnus. 
79, GYNURA, Cass.; Benth. et Hook. f. Gen. Pl. ii. p. 445. 
Capitula homogamous discoid; florets all tubular § or some of 
° outer with imperfect anthers.  Involucre at first cylindrical or 
VOL. Inn. DD 
