49() Compositae. 
rigid, much longer than the rays, inner ovate, cuspidate, as long as 
the ray-flowers. — Flow. March to April. 
M. ma. Marmarica: Matruqa; Mariut; Montaza; Alexandria-W est 
and -East; Mandara; Abukir. 
Also known from the other parts of the Mediterranean region. 
566. (26.) Odontospermum Neck. 
Capitula heterogamous radiate hemispherical or broadly campa- 
nulate; ray-florets female, in 1 or 2 rows; disk-flowers bisexual, fertile. 
Involucral bracts pauciseriate, ovate or linear, unequal; the inner 
ones dry; the outer herbaceous or foliaceous. Receptacle slightly 
convex, furnished with oblong paleae nearly as long as the florets, 
the outer paleae subtending the florets, the inner semi- cylindrical, 
embracing the florets. Ligules 2—3-dentate. Corolla of the disk- 
florets tubular, acutely 5-lobed. Anthers sagittate at the base, appen- 
daged with long linear auricles. Style branches somewhat com- 
pressed, rounded and rather dilated at the apex. Achenes costate; 
those of the ray somewhat compressed or trigonous; those of the 
disk subterete. Paleae of the pappus numerous, distinct, scarious, 
cut towards the apex, equalling the ovary. — Tough herbs or under- 
shrubs, with alternate toothed or entire leaves and solitary heads 
terminating the lateral and terminal branches. 
A genus of about 8 species ranging from the Levant to the Cape de 
Verde Islands. 
A. Heads sessile; stemless plant ......... 1. O. pygmaeum. 
B. Heads peduncled; 30—50 em high stems . . . . 2. O. graveolens. 
1364. (1.) Odontospermum pygmaeum Benth. and Hook. Gen. 
Plant. IL (1873), p. 840. — Hook. Icon. XXVI, tab. 2583. — Asteriscus 
pygmaeus Coss. and Dur. in Plant. Alg. exsice., no. 793. — Aschers.- 
Schweinf. Il. Flor. @Eg., p.85 no. 514. — Boiss. Flor. Or. III, p. 179. 
— Sickenberg. Contrib. Flor. d’Eg., p.244. — Aschers.-Schweinf. 
Primit. Flor. Marmaric., p.652 no. 156. — Aschers. Flor. Rhinocol., 
p- 798 no. 135. — Asteriscus aquatocus var. pygmaeus DC. — 
Prodrom. VU, p. 287. — Sauleya hierochuntica Mich. Voy. relig. 
Or. II, p. 383. — An annual plant. Dwarf, grey-villulose, almost 
stemless, simple or branching. Leaves oblong, obtuse, all tapering 
into a long petiole. Heads sessile, overtopped by the upper leaves; 
outer scales of the involucre linear-lanceolate, much longer than 
the rays, inner ones oblong-obtuse; rays very short; achenes silky; 
pappus subulate-tipped, se arcely toothed. — Flow. December to April. 
