Orobanche stocksii Boiss.

Differs from Orobanche kotschyi Reut. in the absence of constriction and inflation below the middle of corolla-tube, in the shorter bracts and calyx c. 1/3 of corolla, and in the calyx teeth not so deep.

Perennial, stout, 15-30 cm tall, minutely pruinose. Scales ovate-oblong to oblong. Spikes dense, subcapitate and short when young. Bracts up to 10 mm long, ovate, acute or subacute. Calyx c. as long as the bracts, lateral segments oblong, 2-fid up to c. the middle with narrow, linear teeth. Corolla (20-) 25-30 mm long, infundibuliform to sub-campanulate, tube neither constricted near the middle nor inflated below, whitish, suberect to slightly curved; lobes blue, short and suborbicular. Stamens inserted much below the middle of corolla tube; filaments broad and hairy at the base; anthers ciliately pubescent at the sutures. Stigma 2-lobed, large, yellowish.

Distribution: Pakistan, Afghanistan and Iran.

Fl.Per.: May-October.