1056 Composilae. 
glabrous erect, in the lower part leafy, monocephalous. Leaves 
somewhat floceose glabrate lanceolate many-nerved, minutely toothed 
at the margin, the lower one petioled, the upper ones attenuate- 
acuminate, amplexicaul at the base, the uppest ones filiform; capitula 
large; scales of the involucre acute, ciliate at the margin, the outer 
ones ovate, the inner ones oblong-lanceolate; marginal as long as 
the achenes; achenes especially the marginal acutish angulate-costate. 
— Flow. December to March. 
M. ma. N. d. N. v. Cultivated everywhere and sometimes sub- 
spontaneous. 
Also known from Europa. 
614, (74.) Heteroderis Boiss. 
Heads many-flowered. Involucre calyculate. Receptacle naked. 
Achenes biform, those of the ray-flowerets not striate sparingly 
pappus or without’ a pappus, those of the disk-flowers prismatic 
in the upper part costate with a filiform rostrum. — Annual herbs 
with aspect of Crepis. 
A small genus in the Orient. 
1479.° Heteroderis aegyptiaca Schweinf. Illustr. Flor. d’Ee., 
Supplem. (1889) p. 766. — Stems decumbent, pubescent or sparingly 
hispid; leaves rosulate, glabrous or hispiduluous on the nerves, ob- 
long-spathulate, sinuate-dentate or sinuate-lobate, denticulate, teeth 
callous; stem-leaves 1—2 amplexicaul oblong-lanceolate or linear; 
capitula 2—5 medium-sized, corymbose shortly tomentellous, oblong, 
15 —20-flowered; scales of the calyx-triangular, acute, broadly searious- 
margined, glabrescent one fourth of the involucre; scales of the 
involucre canescent purplish at the base, hispidulous, with setules 
at the top; terminal seta often thickened, reddish; achenes prismatic 
attenuate at the base, those of the disk especially tubercled costate, 
with a rostrum. — Flow. March to April. 
D. a. sept. Northern Galala, 1150 m. s. m. in the Wady Qorn- 
el Kabsh and in the Wady Gisly (Schweinfurth). 
Only known from Egypt, 
615. (75.) Launaea Cass. 
Capitula homogamous, ligulate. Involucre campanulate oblong 
or cylindrical; bracts in many rows, imbricate, usually with scarious 
margins, the inner ones subequal, the outer ones shorter, Receptacle 
flat, naked. Ligule truncate, 5-dentate at the apex. Anther-base 
sagittate, auricles acute or shortly setaceous-acuminate, Style- 
ee 
