to 
~I 
oO 
Compositae. 
1331. Laggera aurita Sch. Bip. in Kotschy and Schimp. Herb. 
Abyss. sect. III, no. 1769. — Aschers.-Schweinf. Ill. Flor. d’Eg., p. 86 
no. 529. — Sickenberg. Contrib. Flor. d’Eg., p. 245. — Conyza aurita 
L. Supplem., p. 367. — Blumea aurita DC. Prodrom. V, p. 449. — 
Conyza villosa Willd. Spec. Plant. II, p. 1929. — Blumea senegalensis 
DC. Prodrom. V, 449. — KErigeron stipulatum Schum. and Thoming 
Guin. Plant., p. 385. — Conyza guineensis Willd. Spec. Plant. IU, 
p. 745. — Pubescent or loosely pilose erect herb of 60—90 cm in 
height; branches striate, leafy. Leaves alternate, membranous; radical 
obovate or elliptical, unequally broadly toothed or pinnatifid toward 
the winged petiole; cauline obovate-oblong or oblong, deeply toothed 
or pinnatifid or lyrate-pinnatipartite, acute or obtuse, sessile and 
auricled at the base, often interruptedly decurrent in a double series 
of spreading lobes; 21/,—81/, cm long. Capitula campanulate, 8 to 
12 mm diam., oo-flowered on unequal pedicels varying to 2'/, cm 
long, in wide corymbose or diffuse terminal panicles. Seales of 
involucre pluriseriate, narrowly linear-lanceolate, acutely acuminate; 
outer ones loose, shorter, densely hirsute with white spreading hairs. 
Receptacle naked. Ray-flowers filiform; ligule 0. Anthers tailed at base, 
tips ovate-oblong, obtuse. Achenes thinly pilose, obcurely angular, 
with small perforated callus. Pappus uniseriate, thin, white. — Flow. 
March to April. 
N. v. Siut; Luksor; Aswan. — D. a. mer. Gebel Silsile (Schwein- 
furth). 
Local name: stemma lekka (Schweinfurth). 
Occeurs also in Tropical Africa, Arabia, Cape Verde Islands, Scinde 
and India. 
550. (10.) Sphaeranthus Linn. 
Capitula heterogamous few- (3—7 usually in Egyptian species) 
flowered, collected on a plane convex ovoid or elongate common 
receptacle, in dense hemispherical ovoid or globose heads. Scales of 
involucre (3—10), subequal, often cymbiform or conduplicate, sub- 
tended by a scale of common axis (axial scale). Pistillate flowers 
25 or more; corolla tubular, often slightly narrowed to the 
minutely 3-dentate mouth; hermaphrodite (or sterile) flowers 1 or 
2—3; corolla tubular, 5-dentate. Anther-tails short, cohering in pairs, 
apical connective ovate. Style strongly papillose, undivided or shortly 
bifid. Achenes subterete or slightly compressed, oblong or narrowed 
below; pappus 0. —- Herbs with alternate, lanceolate oblong or linear, 
dentate or denticulate, decurrent leaves. Heads singly terminating 
the stem and numerous branches; capitula small, closely packed 
A small genus of the Old World Tropies. 
