46 RANUNCULACE^. (CROWFOOT FAMILY.) 



7, D, rig^iclum, D.C. Velvety-canescent, viscid, rigid, 

 much branched from base. Racemes with few, scattered, white, or 

 rose- colored flowers. Middle lobe of petal Mjid, much shorter than 

 lateral, rounded lobes. Spur as long as petal. Fruiting peduncle long, 

 straight, or slightly dent near axjex. Follicle sparingly glandular-hairy, 

 oblong, curved upward, ending abrn/ptly in a l)eak one-third to one-half 

 its length — April to July — Fields, Syria and Palestine, 



§. D. Cappadocicum, Boiss. © Pubescent with white hairs 

 below, and golden hairs with glandular base aiove. Lohes of leaves 

 oMong-lanceolate. Racemes loose ; flowers violet. Middle lobe of 

 petal oblong, bifid, as long as, and narrower than lateral lobes. Spur 

 twice as long as petals. Fruiting peduncles spreading, recurved. 

 Follicles sparsely hairy, oblong, tafjering into a beak one-fourth their 

 length — June — Aintab and northward. 



1 1 Petal obonate, hroader than long, truncate, 4:-toothed. 



9. D. deserti, Boiss. Bwcvrf, puberulent, viscid, dichoto- 

 mous from base. Leaves oblong, minute. Flowers minute, terminal^ 

 yellow. Spur horizontal, as long as petal. Follicle pubescent, oblong, 

 few seeded — Spring — Lesser desert (Barriyat Ja'far). 



1 1 1 Petal ^-lobed. Calyx sjmr boat-shajyed with a, crozier-sha2)ed 

 extremity. 



10. D. aiithoroideuiii, Boiss. Appressed-pubescent, 

 dichotomous. Flowers tchitish-rose-colored. Upper lobe of petal bifid 

 longer than intermediate triangular lobes. Lower lobes ovate, larger 

 than the rest. Follicle oblong, ending ahruptly in a beak one-fourth its 

 length — Summer — Dry places from middle zone of Antilebanon, 

 Lebanon, and Coelesyria, to Aintab and northward. 



* * Follicles 3. Petals distinct, the upper notched. 



11. D. peregrinuin, L. More or less pubescent, or glabrous, 

 glaucescent. Branches stiff, straight, nearly naked. Lower leaves 

 3-parted, leaflets cut into linear-lanceolate lobes. Upper leaves entire, 

 linear. Flowers violet-colored. Laminse of lateral petals a little 

 shorter than, w as long as claw. Spur straight, ascending, oiice aiul 

 a half to twice as long as flower. Follicles cylindrical, mucronate or 

 aristate, slightly hairy — June to October — Dry places, Syria and 

 Palestine to 1,500 m. A variable species, including D. virgatum, Poir, 

 and perhaps D. halteratum, SiUh. et 8m, 



Var. deiisuni. Pubescent. Racemes long, dense. Calyx sparingly 

 pubescent. Spur 1^ as long as flower. 



Var. laxum. Pubei-ulent, or glabrous, glaucescent. Racemes 

 loose, few-flowered. Calyx as in last. Spur twice as long as flower. 

 Follicles turgid. (D. virgatum, Povr). The commonest variety. 



Var. eriocalyx. Calyx densely pubescent. Spur 1^ as long as 

 flower. Follicle turgid, somewhat torulose — Beilan. 



12. 1>. BoTei, Decaisme. Dwarf, glabrous, excepting the 

 appressed-pubescent peduncles. Branches rigid. Lower leaves oblong- 

 spathulate, trifid. Stem leaves linear -lanceolate, acute, undivided. 



