GnaphaUum.'] Lxxiii. composite (Oliver and hiebn). 345 



2-3-seriate ; inner oval-oblong, subacute, nearly glabrous ; outer 

 lanate, shorter, margins scarious, midrib green not reaching the apex. 

 5 florets 4-5. ? florets very numerous. Achenea oblong, slightly 

 compressed, papillose- glandular, otherwise glabrous. 



Upper Guinea. Senegambia, Terrottct! 



Kile Xiand. Nubia, Bromfield ! Sennaar, Kotschy ! Dar-Fertit, Schweinfurth ! 



Occurs also in Egypt. It is united by Boissier, Fl. Orient, iii. p. 226, -with the 

 Indian species G. indicum, Linn. — G. gracUlimum, Perr. ex D.C. 1. c. 232, may be a 

 state of G, niliacum. 



10. G. purpureum, Linn.; DC. Prodr. vi. p. 232. Herb, 

 6-12 in. high, simple or branched from the crown of the root; 

 branches ascending, usually simple, thinly appressed lanate- tomentose. 

 Leaves spathulate to linear-oblong, rounded or obtuse at the apex, 

 mucronulate, upper rarely subacute, attenuate at the base or upper 

 slightly so, sessile or lower narrowed into the winged petiole, thinly 

 appressed-lanate beneath, nearly glabrate above, with few delicate 

 veins, membranous, ranging up to 4 in. long by 1 in. wide. Capitula 

 campanulate, ^ in. long, sessile, several together in subglobose ter- 

 minal subterminal and axillary clusters, ^— J in. diam. arranged in 

 terminal leafy spikes. Inner involacral scales linear-oblong, obtuse, 

 scarious ; outer ovate-oblong, acute, lanate. K-ecepta<;le nearly flat, 

 naked or minutely papillose, j^ in. diam. ^ florets 4- ; $ florets 

 very numerous. Achenes oblong, slightly compressed, yellowish, 

 nearly or quit« glabrous. 



Moxamb. Distr. Quilimane, Zambesi, Kirk/ 



"Widely spread both in the Old and New Worlds. 



TJNKNOWW SPECIES. 



Gnaphalium itinerarii, Schultz Bip. ex Hochst. in Flora, 1841, i. App. p. 27, n. 

 176 b, is unknown to us. 



38. HELICHEYSUM, Gaert. ; Benth. et Hook. f. Gen. PI. ii. p. 309. 



Capitula heterogamous, discoid, outer florets $ few or pauciseriate 

 or in a few species more numerous than the central 5 florets, or 

 florets all ^ . Involucre campanulate oblong or hemispherical ; bracts 

 multiseriate or more rarely pauciseriate, scarious, coloured, erect or 

 more or less spreading. Receptaxjle naked or fimbrilliferous, smooth 

 or foveolate. Pistillate florets filiform. " Anther-base sagittate appen- 

 diculate. Achenes small terete angled or but slightly compressed." 

 Pappus barbellate. — Herbaceous or frutescent, generally more or less 

 lanate or tomentose, with entire usually alternate leaves and solitary or 

 variously cymose small medium or rather large capitula, often conspi- 

 cuous from the white straw-yellow or rose-colour of the involucral 

 scales. 



A large Old World genus especially numerous at the Cape and in Australia. Most 

 of the following species appear to be peculiar to Tropical Africa. 

 Receptacle naked or shortly dentate. 

 Florets all hermaphrodite. 



Capitula small, crowded in clusters. 



