Vernonia.] Lxxiii. composite (Oliver and hiern). 277 



nearly white, very slightly tawny. — Webbia ? Smithiana, DC. Prodr. 

 V, 72. 



xrile Xiand. Djur-land (form with broader leaves), Dr. Schwcinfurth ! Karagu6, 

 No. 408 (Speke, Journ. App. p. 637, Virnojiia, n. 4), S2>eke and Grant/ 

 ]Lower Guinea. Congo, Ckr. Smith ! 



20. V. natalensls, Sch. Bip.; Walp. Rpp. ii. p. 947. Stem simple, 

 erect, striate, 1-2 ft., with the leaves clothed with an appressed silvery 

 tomentum. Leaves alternate, linear-oblanceolate to linear, lower rather 

 obtuse and mucronate,- upper subacute, narrowed to the base, entire, 

 strongly nerved beneath with the lateral nerves directed forwards at 

 an acute angle, 2-3 in. long, 3-5 lines broad. Capitula ^ to ^ in. in 

 expansion, on peduncles of ^1 in. in silvery-hoary corymbose terminal 

 cymes 1^-4 in. diam. Receptacle foveolate. Scales lanceolate with 

 setaceous tip, inner oblong apiculate. Anthers bifid at base, contigu- 

 ous lobes cohering. Achenes silky obscurely 10-nerved. Pappus 

 biseriate, whitish, b'arbellate, outer shorter. — Webbia aristata, DC. 

 Prodr. V. 73. F. aristata, Schultz Bip. in Flora, 1844, p. 667y non Less. 



IMEozamb. Distr. " Near Moramballa," Br. Kirk! 

 Also at Natal. 



21. V. unolnata, 0. 8f H. A stout erect softly pubescent-tomen- 

 tose annual 1 ft. or more in height. Stem terete striate. Leaves 

 crowded, alternate, broadly ovate obtuse abruptly contracted into a 

 winged petiole, crenulate, ranging to 2 in. long and broad ; petiole 

 •J-J in. Capitula hemispherical, many-flowered, J in. diam., on pedicels 

 varying to 1 in. in terminal and axillary cymes. Scales of involucre 

 outer small linear acute recurved, inner linear-lEmceolate or acuminate 

 with recurved tips, obscurely 3-nerved within, pilose. Corolla sessile- 

 glandular; lobes minutely setulose. Anther- base acute. Achenes 

 (immature) hirsute, obscurely ribbed. Pappus biseriate barbellate 

 white, outer short, inner rigid. 



xrile Xand. Abyssinia, fl. April, Dr. Both ! 



22. V. Zieopoldi, Yatke m liVmcea xxxix. p. 478 (1875). Erect 

 herb of 2-3 ft., often shrubby below ; branches terete puberulous or 

 hoary with a minute crisp tomentum. Leaves ovate to ovate-lan- 

 ceolate, acute, serrate, more or less rounded and then occasionally 

 cuneately narrowed into the petiole, minutely subscabrid-hispid above, 

 reticulate, hoary-tomentose or sometimes concolorous and thiiily 

 pubescent, often with scattered sessile glands beneath, 2|-4 in. long, 

 1-2 in. broad ; petiole ^-f in. Capitula \-\-l (in hypoleuca) in. diam. 

 numerous broadly campanulate in terminal puberulous or tomen- 

 tose corymbose cymes 2-3 to 8-10 in. broad. Involucral scales 

 linear-lanceolate acute green or purplish. Anther-cells caudate below. 

 Achenes varying in length, ^^"8 ^"•' usually acutely 5-angled, often with 

 a few minute scattered hairs above, almost or quite destitute of resin- 

 glands. Pappus scabrous-barbellate, caducous, from within a minute 

 toothed border. — CyoMopis Leopoldi, Sch. Bip. in Walp. Rep. ii. 949, 



