65 
lower successively smaller, oblong,.acute at. both ends, incisely ser- 
rate, decurrent upon the rhachis, dark green above, yellowish- 
green and blackish glandular, with stout and. prominent. midrib 
beneath ;. inflorescence mostly compact, the heads 1.5 cm.long, 4-5. 
mm. broad, short-peduncled.; involucre oblong-obovoid, the glands 
few, brownish, elongated, the teeth broadly ovate to semicircular 
and very sli ght y spreading; ray-corollas bright yellow, conspicu- 
ous, the (bula? 6-7 mm. long, narrowly funnelform, blue-black; 
akenes 6 mm. long, very slender, sharply angled, minutely papil- 
lose; pappus 3 mm. lon 
Neat snow-line, Mt. “Rona 189r (1111). Same as Rusby’s 
1641. 
Liabum hastifolium Poepp. & Endl. Nov. Gen. et Sp. 3: 43. ` Ma- 
piri, July-Aug., 1892 (1475) — Rusby’s 1742. 
Liabum Rusbyi Britton, Bull. Torr. Bot. Club; 19: 263. Espirito 
. Santo, 1891 (1195). Near Mapiri, 10,000 ft. Sept., 1892 (1581). 
e latter has smaller leaves than the type, less pointed and 
more oblong or oblanceolate. 
Liabum ovatum (A. Gray) Britton, Bull. Torr. Bot. Club, 19: 263.. 
(L.. uniflorum Ball, Journ. Linn. Soc. 22: [1885] 46). Near 
snow-line, Mt. Tunari, 1891 (1045) — Rusby's 1633. 
Senecio Sprucet Britton, Bull. Torr. Bot. Club, 19: 265. Mapiri, 
July-Aug., 1892 (1513) — Rusby's 1695. 
Senecio Yungasensis Britton, Bull. Torr. Bot. Club, 19: 264. Mapiri, 
July-Aug., 1892 (1538) — Rusby's 1719. 
Senecio. culcitroides Wedd. Chlor. And. 1: 103. Espirito Santo, 
1891 (1240) — Rusby's 1692. 
SENECIO SINAPOIDES Sp. n. 
Stem tall, coarse, pue. branching, angled, light green, the 
younger parts thi nly floc ; lower leaves 1-2 dm. long or more 
5-8 cm. broad, ovate, seca into a narrowly winged petiuit 
coarsely dentate with sharp teeth and rounded sinuses, or tow 
the base lobed to pinnatifid, a pair of linear stipu uloid naeia p 
the insertion, very thin, pale; the upper lanceolate, less toothed or 
entire, flootose underneath; inflorescence rather sparse, loosely 
ee heads 1. cm. long and. broad, on peduncles nearly as 
ong; involucre 7 mm. long, short-campanulate from a broad 
truncate connate base, the scales linear-lanceolate, almost regularly 
tapering from the base to the acute blackish tip, the midrib darker ; 
atythe base of the involucre. and upon the peduncles. several bracts 
resembling those of the involucre but smaller; receptacle 2.5 mm. 
broad, plane, rugose or shallowly foveolate; akenes light. brown, 
