Euphorbia apios, L.

31. E. apios L. View in CoL View at ENA , Sp. PI. 457 (1753) View Cited Treatment .

Decumbent to erect, pubescent perennial with a subterranean, napiform tuber 2-7 cm. Stems 5-20 cm, slender, scaly at base, with 0-1 (-3) axillary rays. Leaves linear-lanceolate to oblong or obovatecuneate, obtuse to subacute, serrulate. Ray-leaves like the cauline; raylet-leaves suborbicular, cuneate. Umbel with 3-5 rays. Capsule c. 3 mm, with short, conical tubercles. Seeds c. 2 mm, smooth, dull, dark brown. 2n= 12. Dry, rocky or bushy places. S.E. part o f Balkan peninsula; Aegean region; S.E. Italy. Bu Cr G r It. E. dimorphocaulon P. H. Davis , Phyton (Austria) 1: 196 (1949), from Kriti, is probably a seasonal form of 32, flowering in autumn instead of spring, at the time when non-flowering shoots are present.