258 23. Esula. 10. EUPHOEMACE/E. Pl.ex.mon, 
Tithamylus parvus annuus, foliis subrotundis non crenatis, Peplus dic- 
ius, Raii Syn. 313, 9. 
Peplus sive Esula rotunda, Ger. era. 503, 19. 
Euphorbia Peplus, Lin. S. P. 653. 
Esula rotundifolia, Rivinus Tetrap.irr. 118. 
Esula Peplus, Haworth Succ. Pl. 157. 
Euphorbia (Esula) Peplus (oleraceus), Pers. Syn. 2, 14. 
Cultivated fields ; annual; July and August. 
Root fibrous; herb light green, erect, branchy; flowers 
yellow, small. 
2 . Esula exigua. Dwarf esula . 
JJmbells 3 or 5-rayed, forked ; bracteolce lanceolate ; leaves 
sessile, linear, not cut; seeds nearly 4 -sided, traversely cor- 
rugated. 
Tithymalus leptophyllus, Rail Syn . 313, 7 ; Park . 193. 
Esula exigua Tragi, Ger. era. 503, 17. 
Euphorbia exigua, Lin. S. P. 654. 
Esula exigua, Haworth Succ. PI. 157. 
Cornfields; annual; July. , 
Herb 6 in. high, bald; flowers very small, yellow. 
b. Regma bald , smooth ; seeds ovate ; perennial. 
3. Esula Vortlandica. Port land-island esula * 
JJmbells 5-rayed, forked; bracteolce nearly heartshape, 
concave, mucronulate; leaves linear, reversely ovate, pointed, 
bald, spreading ; seeds ovate, reticulate. 
Tithymalus maritimus minor Portlandicus, Raii Syn. 313,6. 
Euphorbia Portlandica, Lin. S. P. 656. 
Esula Portlandica, Haworth Succ. PL 154. 
Sea-coasts; perennial; August. 
Root branchy ; herb glaucous, 1 foot high ; capsules rough 
at the angles ; involucrum 8-cut, outer lobes yellow. 
4. Esula par alia. Sea esula. 
JJmbell 5-rayed, forked ; bracteolce cordate kidneyshape ; 
leaves lanceolate, imbricate, concave ; seeds ovate, smooth, 
spotted with red. 
Tithymalus paralius, Raii Syn. 312, 4 ; Ger. era. 498, l. 
Euphorbia Paralias, Lin. S. P. 657. 
Euphorbia paralia, Engl. Rot. 1915. 
Tithymalus maritimus, Lamarck FI. Fr. 3,90. 
Esula paralia, Haworth Sutc. Pl. 144. 
Sea spurge. 
Sea-side ; perennial ; August and September. 
Herb light bluish grey, very smopth; 12 in. high invo - 
lucrum 10-cut, outer lobes fulvous. 
