308 Lxxiii. COMPOSITE (OLIVER AND hiern). [jBAijeron, 



2. E. G-rantil, 0. Sc H. ex Oliv. in Trans. Linn. Soc. Loud. xxix. 

 p. 93, t. 58. Erect annual herb 1-2 ft. ; stem terete subsulcate, thinly 

 pubescent, branched above. Leaves linear or linear-oblong, obtuse or 

 subacute, narrowed to sessile base, submembranous, entire or remotely 

 dentate, strigose, obscurely 3-nerved, 1-2^ iu. long, |— ^ in. broad. 

 Capitula hemispherical oo -flowered ^-f in. diameter, on slender pubes- 

 cent pedicels 4-^ in. long in a lax cymose panicle \ ft. wide. Scales 

 of involucre subbiseriate, inner oblanceolate-linear acuminate with 

 scarious imbricate margins about -f in. long, outer few linear, rather 

 shorter, thinly pubescent. Receptacle naked. Ligulate-fl. 1 -seriate, 

 spreading, rather broader than involucral scales, white. Achenes 

 rather narrowly obovoid, more or less compressed, setulose. Pappus 

 thinly 1 -seriate, strongly barbellate, white. 



UTile Xiand. Unyoro, Poloa?? sp, 2, Speke Journ. App. 638, Speke and Grant ! 

 covering fallow ground ; flowers in August. 



Erigeron linifolium, WiDd. Sp. PI. iii. 1955 {Conyza amhigua, DC. Prodr. v. 381, 

 excl. synon. ; E. atnUguus, Schultz Bip. in Webb & Berth. Phyt. Canar. ii. 208), a 

 native of Mediterranean shores, occurs as a waif in Prince's Island, Barter ! 



UNKNOWN SPBCIES. 



Erigeron Buchingeri, Schultz Bip. in Schweinf. et Aschers. Enum. p. 281, name 

 only, from Abyssinia ; E. erytkrolepis, Schultz Bip., I.e., from Abyssinia ; and E. 

 spathulatum, Schum. et Thonn. Guin. PI. p. 385, from Aquapim. 



20. MICROGLOSSA, DC. ; Benth. et Hook. f. Gen. PI. ii. p. 282. 



Capitula heterogamous ; ray-florets 5 minute multiseriate, disk- 

 florets 5 few or many. Involucre campanulate ; scales 2-4-seriate, 

 imbricate, linear or lanceolate, outer smaller. Ray-florets ligulate, 

 ligule very narrow, scarcely broader than the tube or not exceeding 

 2-3 times its width, rather shorter than or exceeding the style in 

 length ; disk-florets tubular, gradually narrowed. Anther-base obtuse 

 unappendaged. Style-tips lanceolate or ^-conical papillose. Achenes 

 more or less distinctly costate or angular, not at all or slightly com- 

 pressed ; pappns 1 -seriate, snbequal, setiform. — Shrubs, often scan- 

 dent or twining, glabrous or pubescent. Leaves alternate, simple, 

 entire, or serrate. Capitula small, in more or less dense panicnlate 

 corymbs or cymes ; ray white. 



A small genus of the Old World Tropics. 

 Leaves petiolate, ovate or ovate-lanceolate. 



Leaves serrate. Ligule twice breadth of tube . . . . \. M. densiflora. 

 Leaves subentire. Ligule equalling tube in breadth . . 2. M. vohihUis. 

 Leaves sessile, base minutely sagittate-auricled . . . . 3. 3/. sessilifolia. 

 Leaves attenuate to a sessile or subsessile not atxricled base 4. M. angolensis. 



1. M. densiflora, Hook. f. in Journ. Linn. Soc. vii. p. 200. 

 Scandent, reaching 20-25 ft. ; branches terete, stout, «ulcate, pubes- 

 cent. Leaves ovate-oblong or -lanceolate, acutely acuminate, obtuse at 

 base, serrate, membranous, scaberulous above, pubescent below, 

 petioled, 2-5^ in. long by |-3 in. wide ; petioles spreading pubescent 

 ^ in. long. Capitula campanulate, ^ in. long, many-flowered, on very 



