Pl.ex.mon. 10. EUPHORBlACEiE. 23. Esula. 259 



5. Esula cupressina. Cypress esulai, 

 Umbell 7 to 15-rayed, forked; Iracteolce rather heart- 

 shape; leaves on the stem lanceolate; on the sterile branches 

 linear, crowded ; seeds ovate, smooth, 



Tithymalus cupressinus, Ger. em. 499, 5. 

 JEuphorbia Cyparissias, Lin, S. P. 661. 

 iEsuIa Cyparissias, Hawortli Succ. PL 155, 

 Cypress spurge. Welcome to our house. 



Woods and sterile fields; perennial; May and June. 

 Root creeping; stem a foot high. 



6. Esida Dalechampii. Dalechamp esulat, 

 Umbells 6 or 8-rayed, forked, crowded ; bracteolce ovatej 



obtuse ; leaves on the sterile branches and stem linear, 



obovate. 



Tithymalus pineus, Ger. em. 499, 6. 

 Euphorbia Esula, Lin. S. P. 660. 

 Esula, Riuinus Tetr.irr. \\Q. 

 Pine spurge. 



Woods; perennial; July. 



Root woody; stem 18 in, high, branchy at bottom, bald. 



III. 24. CHARACIAS. Spurge, 



Bractece many; hracteolcB connately perfoliate; involu- 

 cmm 8 or 10-lobed; outer lobes distant, 2- cut, lunate; 

 inner upright, membranaceous, — Male Flowers many; 

 perigonium many-parted ; 5^pa?e5 rather feathery ; j^/aTwew^ 

 jointed in the middle. — Fem. solitary, central ; perigo-^ 

 nkimO\ ovarii pedicelled; stigmata 3, 2-forked; regma ex- 

 serted, 3-coccous, S-seeded. — Stem simple, upright, shrubby, 

 pubescent, generally naked at bottom; leaves pubescent, 

 perennial ; umbells many- rayed. ' 



1 . Cliaracias purpurea. Purple spurge^ 



Umbells many-rayed, forked ; hracteolce naked ; leaves 



lanceolate, very short, pubescent; stem simple, shrubby 



regma hairy. 



Tithymalus characias Monspeliensinm, Reiii Syn. 312, 2f Ger. em. 4:99. 

 Euphorbia characias, Lin. S. P. 662. 

 Titiiymalus purpureus, Lamarck Fl. Fr. 3,98. 

 Esula characias, Haworth Succ. PL 155. 

 Sweet wood-spurge. 



Mountainous v/oods ; shrubby ; March and April. 

 Stem pubescent, 3 feet high, tubercular, reddish; lobes of 

 the involucrum lunate, blackish purple* 



s 2 



