MONOECIA— MONANDRIA. Euphorbia. 61 



E.e\iguA.Linn.Sp.Pl.654. fVilld. v. 2. 903. FL Br. 515. Engl. 

 Bot. V. 19. /. 133(t. Curt. Lond. fasc. 4. <. 36. Dicks. H. Sice, 

 fasc. 9. 6. Hook. Scot. 148. Fl. Dan. t. 592. 



Tithymalus n. 1048. Hall. Hist. v. 2. 9. 



T. leptophyllos. Raii Syn. 313. Camer. Epit.966.f. 



T. exiguus saxatilis. Bauh. Prodr. 133. Magnol. Monsp. 259. f. 



T. sive Esula exigua. Bauh. Pin. 291. 



T. minimus anguslifolius annuus. Bauh. Hist.v.3. p.2. 664./. 



Esula exigua. Trag. Hist. 296./. Ger.Em. 503./. Lob. Jc.357./. 



E. minima Tragi. Dalech. Hist. 1656./- not Peplis minor, 1659. 



In gravelly corn-fields. 



Annual. July. 



Our smallest Euphorbia, from 3 to 6 inches high, smooth, rather 

 glaucous, erect, either branched or not from the bottom. Leaves 

 very narrow, usually acute ; but not unfrequently abrupt and 

 somewhat wedge-shaped ; when it becomes E. retusa of Ca- 

 vanilles, Ic. v.l.t. 34./ 3, which the slightest observation or 

 comparison may retrace to its original. Umbel sometimes of 

 4 or 5 branches. Bracteas unequal, and inclining to heart- 

 shaped, at the base, always acute at the point. R. small ; their 

 nectaries tawny, rounded, with a pah- of distinct, or superadded, 

 horns. Caps, smooth. Seeds quadrangular, rugged. 



Bauhin's Tithymalus n. 2, Prodr. 133, is the blunt-leaved variety. 

 See Magnol. 



*** Umbel qf4f hranches. 



4. E. Lathyris. Caper Spurge. 



Umbel four-branched, forked. Leaves opposite, four- 

 ranked, sessile, entire ; heart-shaped at the base. 



E. Lathyris. Lj««. Sp.P/. 655. Willd.v. 2.506. Bot. Guide 27. 

 Engl. Bot. V. 32. t. 2255. Comp. ed. 4. 148. Bui. Fr. 1. 103. 



Tithymalus n. 1044. Hall. Hist. v. 2. 7. 



Lathyris. Matih. Valgr. v. 2. 597 .f. Camer. Epit. 968./ Fuchs. 

 Hist. 455./. Jc.256./ Dalech. Hist. \ 657./. 



L. major. Bauh. Pin. 293. 



L. seu Cataputia minor. Ger. Em. 503./. 



Esula major. Riv. Tetrap. Irr. 1. 1 14, 



Cataputia vulgaris. Besl. Hort. Eyst. cestiv. ord. \2.t.2.f.\. 



In dry stony thickets, probably a naturalized plant. 



In several places about Ufton, near Reading, Berks, springing up 

 periodically for a year or two after the bushes have been cut, 

 and till choked by briars, &c. Rev. Dr. Beeke, Dean o/ Bris- 

 tol. On the declivities of the Steep Holmes, in the Severn. 

 Dr. Gapper. 



Biennial. June, July. 



Root with many strong fibres. Stem solitary, erect, 2 or 3 feet 

 high, purplish, round, hollow, smooth like every other part. 



