310 LXXIII. COMPOSITE (OLIVER AND HIERN). [ Nidorella. 
21. NIDORELLA, Cass.; Benth. et Hook. f. Gen. Pl. ii. p. 282. 
Capitula heterogamous, florets of ray pistillate 0-seriate, of the 
disk 8 fewor many. Involucre hemispherical or campanulate ; scales 
pauci- (1-3-)seriate, subequal. Receptacle naked or fimbrilliferous. 
Corolla of ray-florets ligulate; ligule narrow or elliptical, entire or 
toothed, equalling or overtopping the style. Corolla of disk-florets 
tubular, 5-toothed. Anther-base obtuse or 2-dentate. Style-branches 
with 4-conical or lanceolate tips. Achenes more or less compressed. 
Seta of pappus 1-seriate——Biennial or perennial herbs, pubescent or 
hirsute. Leaves alternate, simple. Capitula not exceeding 3 in. 
diam, in terminal cymose panicles, yellow. 
A small genus restricted to the Cape with the following exceptions :— 
Leaves elongate, linear-lanceolate, denticulate, acuminate, _ 
5-6 in. long. Involucral scales din.long. . . . . 1M. vernonioides. 
Leaves obovate oblong or oblanceolate, obtuse, toothed or 
entire, 2-4 in. long. Involucral scales 3-4 in. long . 2. N. microcephala. 
1. N. vernonioides, Schultz Bip. in Hb. Schimp. Abyss. sect. 11. 
n. 846. Extremities terete, striate, thickness of a goose-quill, tawny- 
pubescent-tomentose, rather densely leafy. Leaves elongate- linear- 
lanceolate, acute, callous-denticulate, more or less tawny-pubescent on 
both sides, narrowed into the short winged petiole ; 5-6 in. long, § to 
nearly 1 in. broad. Capitula } in. diam., in short pubescent-tomentose 
pedicels, collected in broad dense terminal corymbs 3-4 ft. diam. 
somewhat overtopped by the leaves. Involucral scales linear-lanceolate 
or inner linear, acute, outer pubescent. Receptacle fimbrilliferous, from 
the much produced irregularly toothed margins of the pits. Ray 
equalling the tube in diameter, overtopping the style. Ovary thi rd 
pilose. Mature achenes not seen, immature oblong-pyriform, obtusely 
callus-pointed at base, more or less compressed.—A. Rich. F'. Abyss. 
i. p. 384. 
Nile Land. Abyssinia, Schimper ! - 
A doubtful member of the genus, not recognised from elsewhere. Perhaps 4 wel 
gener of Conyza hypoleuca, Rich. We presume Erigeron vernonioides, Sch. Bip. } 
Schw. and Asch. Enum, 285, from Abyssinia, is the same plant. 
2. N. microcephala, Steetz in Peters Mossamb. Bot. P- 406. 
Stem erect, from a woody base, with ascending branches above, striate, 
hirsute or pubescent. Leaves oblanceolate or oblong obovate-oblong; 
entire or denticulate or more or less coarsely dentate-serrate, obtnw 
mucronate, membranous, thinly pubescent or puberulous ; upper wenn 
auriculate-amplexicaul, lower narrowed into a broadly winged petio’® 
2-4 in. long, 3-1} in. wide. Capitula very small, orange-coloute’s 
campanulate, at length hemispherical, ,}, to +, in. long, on short Pp 
dicels in dense cymes, collected in ample terminal corymbiform ert 
cles. Involucral scales pauciseriate, linear, acute, glabrous OF itt 
so, l-nerved. Receptacle naked. Anther-base obtuse. Ligule elltp® 
or obovate, equalling or exceeding the style. Achenes compress” 
thinly pilose.—N. membranifolia, Steetz, 1. c. 400. 
