Gutenbergla.] Lxxiii. composure (Oliver and hiern). 265 



herb branched above, stem finely sulcate, crispate-hirsute. Leaves 

 membranous or subcoriaceous, lanceolate, upper cordate-based ^-am- 

 plexicaul, subacute, mucronulate, remotely denticulate, thinly hairy, 

 paler or glaucous glabrate except on midrib beneath. Capitula oo- 

 flowered ^ in. long and broad, solitary at the extremities on peduncles 

 of 2-4 in. ;.involucral scales subap pressed linear-lanceolate acuminate- 

 aristate glabrous or thinly pilose, shining. Achenes 1 line long equally 

 4-5-costate. 



Mozaxub. X>l8tr. Inhambane and Cabcxjeira peninsula, Peters ! 



7. G-. cordlfolia, Benth. ex Oliv. in Trans. Linn. 8oc. Lond. 

 xxix. 89, t. 55. Erect branching herb ; stem terete striate ap- 

 pressed silky -pubescent. Upper leaves ovate, sessile or subsessile from 

 a more or less cordate araplexicaul base, acute or broadly pointed, 

 serrulate or obscurely denticulate, scabrid above appressedly hoary- 

 tomentose beneath, 1-3 in. long; radical leaves not seen. Capitula 

 campanulate, purple, ^-^ in. diam., on hoary peduncles varying to ^in. 

 in lax cymose panicles. Scales of involucre appressed thinly tomentose, 

 outer shorter linear-lanceolate, inner elliptic-oblong, obscurely 3-nerved, 

 scarious-margined, rather obtuse, purplish above. Corolla gradually 

 narrowed. Anther-base apparently obtuse. Achenes obovoid glabrous 

 with a narrow areolus, obtusely 5-costate, each ridge longitudinally 

 grooved, transversely rugose between the ridges. 



Wile Xiand. Unyoro {Vernonia, ISio. 9 App. Speke's Journ. 637), Speke and 

 Grant! White Nile, Schweinfurth ! 



4. EBLANGEA, Sch. Bip. ; Benth. et Hook, f . Gen. PI. ii. 225. 



Capitula homogamous oo-flowered. Involucre hemispherical, scales 

 2-3-seriate ; receptacle naked. Corolla purple, tubular, 5-toothed, 

 teeth linear. Anthers shortly pointed at base. Achenes subturbinate, 

 4-(5-) angled, truncate ; pappus 1-seriate, of about 5 shortly plumose 

 caducous setae. — Slender elongate leafy herb. Leaves alternate linear. 

 Capitula pedicellate in few-headed terminal cymes. 



Based upon the following species, which is confined to West Tropical Africa. 



1. ZS. plumosa, Sch. Bip. in Flora^ 1853, p. 34. Slender erect sim- 

 ple herb, 1-1 J feet high ; stem terete, striate, softly pubescent, leafy. 

 Leaves alternate, linear, remotely denticulate, hairy, sessile, -^-l in. 

 long. Capitula subglobose, J in. diameter, on slender pedicels 1-2 in. 

 long, in a lax few-headed terminal cyme. Scales of involucre pubes- 

 cent, acute, inner linear, outer lanceolate. Achenes setulose especially 

 on the angles, and with a few sessile glands on the faces. — Jardinia 

 plumostty Sch. Bip. ; JardininNouv. Ann. Marin, et Colon. 1850-61, p. 19. 



Vpper Guinea. Gaboon, Jardin I 



6. BOTHKIOCLINB, Oliv. ; Benth. et Hook. f. Gen. PI. ii. 226. 



Capitula homogamous, many-flowered. Involucre subhemispherical 

 or broadly campanulate ; bracts pauci- or pluri-seriate, outer rather 

 smaller, broadly scarious-margined ; receptacle more or less fovoolatc, 

 convex or plane. Coiolla narrowed below, limb acutely 5-fid, Anthers 



