188 MR. J. G. BAKER ON THE 
petioled, about 4 in. long, subcoriaceous, flat, dull green and ob- 
securely tomentose above, densely matted with pale ferruginous 
tomentum beneath, only the midrib visible. Capitula very 
numerous, aggregated in small dense terminal flat-topped clus- 
ters. Involucre y's in. long, composed of 10-12 shining bright 
yellow glabrous scariose bracts, the outer minute, ovate, obtuse ; 
the inner ovate-lanceolate. Flowers only seen in an early stage. 
Central Madagascar, Baron 1811! 2068! Closely allied to 5. 
fruticosa and S. incana. 
SIEGESBECKIA EMIRNENSIS, n. sp. 
Erecta, ramosa, ramulis junioribus solum pubescentibus, foliis ovatis 
membranaceis basi in petiolum alatum attenuatis, capitulis paucis corym- 
bosis 30-40-floris, involucri bracteis exterioribus oblanceolatis foliaceis 
pilosis haud glandulosis quam interiores oblonge membranacee duplo 
longioribus, floribus omnibus discoideis, corolle tubo glanduloso limbo 
campanulato. 
A much-branched erect annual herb, with only the young 
branchlets pubescent. Leaves opposite, ovate, acuminate, mi- 
nutely serrated, membranous, nearly glabrous, 3-4 in. long, 
narrowed at the base into a winged petiole. Capitula in sparse 
corymbs at the end of the branches, 30—40-flowered. Involucre 
campanulate, 11 in. in diam., the 5 outer bracts foliaceous, oblan- 
ceolate, l in. long, pilose, but none of the hairs glandular ; the 
inner oblong, subacute, 7; in. long, clasping the outer achenes. 
Flowers all discoid, with a glandular cylindrical tube and a 
bright yellow campanulate limb not more than 1 line long, with 
deltoid teeth. Achenes black, glabrous, gibbous towards the 
outside of the capitulum.—Central Madagascar, Baron 902! 
Allied to the Abyssinian S. abyssinica of Oliver and Hiern (Lim- 
nogenneton abyssinicum, Schultz Bip. in Walp. Rep. vi. 147). 
ASPILIA BARONI, n. sp. 
A. caulibus decumbentibus gracillimis adpresse hispidis, foliis oppositis 
petiolatis acutis serratis utrinque hispidis inferioribus ovatis superioribus 
lanceolatis, capitulis solitariis longe pedunculatis, involucri bracteis lanceo- 
latis quam discus longioribus, ligulis 8-10, achenio piloso cylindrico, pappo 
minuto coroniformi dentato. 
A much-branching decumbent perennial herb, with slender 
stems, rough with short bristly hairs. Leaves in distant pairs, 
distinctly petioled, about an inch long, the lower 3 in., the upper 
lin. broad, green and rough on both sides with short bristly 
