Euphorbia lathyris L.
Family: Euphorbiaceae
Euphorbia lathyris image
Annual or biennial, glabrous and glaucous, to 1 or even 2 m, usually simple to the umbel; cauline lvs opposite, linear or lance-linear, sessile at the truncate or subcordate base, those subtending the umbel similar, usually 4, those of the umbel lance-ovate to deltoid-ovate; involucres 4 mm; fr 1 cm, thick-walled, tardily dehiscent; seeds 4-6 mm, very plump, wrinkled and carunculate; 2n=20. Native of the Mediterranean region, escaped from cult. here and there in our range. May-Sept. (Tithymalus l.; Galarhoeus l.)

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

©The New York Botanical Garden. All rights reserved. Used by permission.
Euphorbia lathyris image
Robert A. Hamilton  
Euphorbia lathyris image
Euphorbia lathyris image
Euphorbia lathyris image
Euphorbia lathyris image
Euphorbia lathyris image
Euphorbia lathyris image
Robert A. Hamilton  
Euphorbia lathyris image
Euphorbia lathyris image
Euphorbia lathyris image
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