compositjK. (composite family.) 441 



Boiss, Heads more or less crowded along the 

 erect or forked branches of the panicle — Damascus ; Antilebanon ; 

 Syrian desert. 



Var. laxiilora, Boiss. Stems slender. Branches of the panicle 

 slender, spreading. Flowers more scattered — Sinai ; Palestine ; 

 Damascus. 



1 1 t Rayfiowerets pistillate, those of dislc perfect, all fertile. 



3. A. Judaica, L. 5 Bu'aiterdn. .5 to .7, tomentellous-ca- 

 nescent, branching into a spreading, compound, pyramidal panicle. 

 Leaves of sterile brarfches petioled or sessile, obovate-cuneate, 1-2- 

 pinnatifid or parted, primary segments parted into 3-7, ovate-oblong 

 to oblong, entire or obtusely-toothed lobes, leaves of flowering branches 

 minute, clustered. Heads hemispherical, .003 broad, nearly sessile, in 

 dense racemes along the branches of the panicle ; scales of involucre 

 ovate — March and April — Sinai to Egypt. 



4. A. annua, L. © Bu'mterdn. .5 to 1, glabrous; stem erect, 

 furrowed, ending in a large, compound panicle. Root-leaves long- 

 petioled, triangular-ovate in outline, bipinnatisect into oblong, acutely 

 dentate lobules, the primary axis toothless ; floral leaves smaller, lobes 

 linear-setaceous. Heads .002 broad, globular, nodding; scales of in- 

 volucre glabrous, few, the outer oblong-linear, the inner nearly 

 orbicular — Autumn — Palmyrene desert ; plain of Issus ; Aintab. 



** Receptacle hairy. Ray -fioicerets pistillate, dish Jlowerets perfect, 

 all fertile. 



5. A. arborescens, L. 5 Dhoqn-esh-Sheilch. .5 to 1, silky- 

 canescent ; stems erect, shrubby, ending in a narrow panicle. Leaves 

 broad-ovate in outline, 2-3-pinnatipartite into linear lobes. Racemes 

 loose, one-sided ; heads .005 broad, globular ; pedicels as long as 

 heads or shorter ; scales of involucre obtuse, the outer oblong, the 

 inner ovate — May to August — Damascus ; Carmel. 



A. campestris, L., A. crithmifolia, L., and A. maritima, L., are 

 said by Tristram to be found along coast. They have not been reported 

 by others. 



41. TUSSIL.AOO, L. Coltsfoot. 



Heads radiate. Marginal flowerets in several rows, pistillate, strap- 

 shaped, entire ; disk-flowerets perfect, tubular, 5-toothed. Involucre 

 simple, somewhat cup-shaped. Receptacle naked. Stigmas linear. 

 Pappus composed of five bristles, that of ray-flowerets in many rows, 

 of disk flowerets in one row. Perennial herbs, with scape-like, 1- 

 headed stems, and yellow flowers. 



T. Farfara, L. 2J! Root-leaves more or less cobwebby under- 

 neath, cordate-orbicular, angular-toothed, those of stems scale-like, 

 oblong-lanceolate — March to June — Coast to subalpine Lebanon, 

 Antilebanon, Marash, and northward. = 



42. DORO]\'ICrM, L. Doronicum. 



Heads many -flowered. Marginal flowerets strap-shaped, in 1 row, 

 pistillate ; disk-flowerets perfect, tubular. Scales of involucre in 2-3 



59 



