452 LxxiiT. COMPOSITE (OLFVEK AND hiern). ILactuca. . 



ITpper Guinea. Guinea, Thonnivg (native name, " Abloge ") ; Senegambia, 

 Richard-tol, Vorrottet I Niger, Barter I (a troublesome weed, flowers yellow). 

 irorth Central. Kouka, E. Vogel .' 

 Kile Xiand. Sennaar, Kots^ch/ ! Chartum, Schwemfurlh ! 



2. Zi. groraeensiB, Schultz Bip. in Flora 1842, p. 422. Erect 

 o-labrous or subglabrous glaiicescent annual or biennial, 1-3 ft. high or 

 more, branched at least above. Stem and branches terete. leaves 

 pinnatifid, often runcinatc, mostly acute, ranging up to 8 by 4 in., 

 sessile, amplexicaul or the lowest ones narrowed into a short winged 

 petiole ; lobes variable in breadth and depth, denticulate-ciliate. Capi- 

 tula "I— I in. long, on very short pedicels, in panicled racemose cymes. 

 Inner involucral bracts 8, linear-lanceolate, scarcely acute or obtuse, 

 with scarious yiargins ; outer bracts ovate imbricated, mnch shorter 

 also with scarious margins. Flowers yellow. Achenes ^-^ in. long, 

 dark, fusiform, tapering to a short pale slender apex, about 10 costate, 

 transversely rugulose. Pappus white, ^-\ in. long. — Sonchus gorcePM- 

 sis, Lam. Enc. Meth. Bot. iii. p. 397. Brachyramphus gorceensis, DC. 

 Prodr. vii. p. 177. S. ciliatus, Perr. ex DC. 1. c. Microrhyrichus octo- 

 phyllus, Hochst. in Herb. Kotsch. Nub. n. 406. L. octoi^hylla, Schnltz 

 Bip. and L. nubica, Schultz Bip. in Linuaea xv. p. 725 (1841). -1/. 

 Hochstetteri, Schultz Bip. ex Hochst. in Herb. Schimp. Abyss, iii. n. 

 1448 (variety with narrow leaf -lobes). L. Petitiana, A. Rich. Fl. 

 Abyss, i. p. 462. S. Hochsteiterij Schultz Bip. in Schweinf. Beitr. Fl. 

 ^thiop. p. 160. 



Vpper Guinea. I. Goree, Sparrman ; Senegambia, Walo, Perrottet ; Mount 

 Chassaniol, Thierry (fide Klatt in Ann. Sc. Nat,, ser. v. xviii. p. 377). 



Wile Iband. Cordofan, Kotschy! Abyssinia, Schimper ! Ehrenherg ! altitude 

 5-7,000 feet. 



Mozamt). 3>istr. Zanzibar Island, Hildehrandt ! 



3. Xi. Schweinftirthii, 0. ^^ H. A strict herb, 5 ft. high or 

 more. Stem erect, straight, striate, terete, puberulous below, leafy, 

 simple. Stem leaves lanceolate or lanceolate-oblong, undivided, den- 

 ticulate, glabrous or nearly so, raerabrauous, sessile, ranging up to 8 

 by 2 in. or more, semi-amplexicaul ; the lower ones narrowed towards 

 base, obtuse and mucronate ; the upper ones wide and sub-auriculate at 

 base, acute. Capitula cylindrical, ^—^ in. long, 5-flowered, on pedicels 

 ranging up to -^ in., in an elongated cyme. Inner involucral bracts 5, 

 narrowly lanceolate, obtuse, glabrous or nearly so. Achenes oval, 

 compressed, reddish brown, -^^r in. long ; margins thickened, sides each 

 with a central vein, glabrous, nearly smooth ; beak very short. Pappus 

 \ in., white, soft, caducous from a basal ring. 



irile X^and. Bongo-land. 5f^U'e??»/MrM.' in woods. 



4. Xi. capen3is, Thunh. FL Gap., ed Schultes, p. 614. Glabrous 

 perennial herb, -^-2 ft. high or more. Stem terete, branched, leafy, 

 erect or somewhat decumbent at base and flexuous, erect above. Leaves 

 linear or oblong, smooth ; the lower ones runcinate-pinnatifid or entire, 

 acuminate, 3-5 in. long ; the upper mostly entire, lanceolate or linear- 

 lanceolate, sessile, amplexicaul, sagittate. Capitula f-| in. long, few- 



