Ifloga. — Filago. 973 
552. (12.) Ifloga Cass. 
Heads many-flowered, discoid. Involucre imbricated, scales 
numerous, gradually changing into pales. Receptacle elongated, naked 
at centre. Marginal flowers pistillate, few, filiform, in axils of 
pales; central flowerets tubular, perfect and staminate. Anthers 
caudate. Branches of style filiform, elongated in the pistillate, very 
short in the perfect flowers. Achenes of the pistillate flowers bald, of 
the perfect with 1 row of feathery-tipped pappus. — Distinguished 
from Filago by the feathery tip of the pappus. 
A small genus of only the following species in North Africa and 
7—8 others in South Africa to India. 
1336. Ifloga spicata Sch. Bip. ap. Webb Phyt. Can. IIT (1836 
to 1850), p. 310. — Boiss. Flor. Or. III, p. 248. — Aschers.-Schweinf. 
Ill. Flor. d’Eg., p. 88 no. 546. — Aschers.-Schweinf. Il. Flor. d’Eg., 
Supplem. p. 760. — Aschers. Flor. Sirbon., p. 812 no. 20. — Aschers. 
Flor. Rhinocol., p. 798 no. 140. — Aschers.-Schweinf. Primit. Flor. 
Marmar., p. 653 no. 165. — Chrysocoma spicata Forsk. Flor. aeg.- 
arab., p. LXXIII no. 433. — Ifloga Fontanesii Cass. Dict. VII, - 
p. 18. — Gnaphalium supracanum Flor. Graec. IX, p. 47 tab. 861. — 
Gnaphalium cauliflorum Desf. Flor. Atlant., tab. 2. — An annual 
plant 5—10 cm high or sometimes somewhat more, stems simple 
or branching from the neck, forming leafy spikes 1—4 cm long. 
Leaves linear-subulate, protruding from the spike, tomentellous or 
glabrescent. Heads 2—3 in a cluster; scales of the involucre 
scarious, ovate, tapering into a long point. — Flow. February to April. 
M. ma. M. p. D. 1. D. i. D. a. sept. D.a mer. A common plant 
in deep sandy places. 
Local name: kreyshet-el-djedj (Schweinfurth) ; gumburr (Schwein- 
furth, Klunzinger), bu-lefen (Ascherson); kurbal (Ascherson) ; apres 
el-maiza (Ascherson). 
Also known from Moroceo, Algeria, Tunisia, Tripolitania, Spsin, Arabia 
Petraea, Palestine and Syria. 
553. (13.) Filago Linn. 
Capitula heterogamous disciform, collected in sessile globose 
terminal heads; outer flowers © oo-seriate, central © usually few, 
fertile or sterile. Involuere small, outer scales ovate-lanceolate, 
inner elliptic-ovate, apiculate with broad membranous margins, outer 
more or less cottony, singly subtending © flowers. Corolla tubular, 
of ¢Q fi. filiform. Anther-base tailed. Style-branches linear or oblong 
obtuse. Achenes small, subterete or slightly compressed; setae of 
