158 PLANT NAMES AND SYNONYMS 



«07. EUSt6ma, Salisb. Canada-pest. Gentian aceae. 



From Greek, "open mouthed". Syn. Lisianthus, in part. 

 Glaucous annual herbs. Two species, southern U. S. and 

 Mexico, (a) E. Russellianum (L.) Griseb. is called Canada- 

 pest. 



•808. EUTERPE, Gaertn. Assai Palm. Sabalaceae. 



Dedicated to the muse, Euterpe. Slender graceful palms. 

 About 20 species, South America. 



a. E. edulis Mart. Brazil. Assai Palm. Fruit esculent, used for 

 preparing assaij an important article of food in Parii. 



«09. EUTHAMIA, Nutt. Fragrant Golden-rod. Compositae. 



From Greek, ' 'closely crowded' ' , of the flower-heads. Syn. 

 Chrysocoma, Solidago, in part. Perennial herbs with corymb- 

 ed heads. Four species, all of U. S. 



a. E. Caroliniana (L. ) Greene. Eastern U. S. Slender Fragrant 



Golden-rod, Quobsque-weed. 



b. E. graminifolia (L. ) Nutt. (S. lanceolata L. ). Canada and 



eastern U. S. Flat-top, Fragrant or Bushy Golden-rod. 



810. EUTREMA, E. Br. - Eutrema. - Cruciferae. 



Perennial herbs. About 10 species, Arctic and Alpine re- 

 gions, chiefly of northern hemisphere; 4 in U. S. 



«11. Ev6dIA, - - Evodia. - - Riitaceae. 



Small trees or shrubs. About 30 species, Australia and East 

 Indian Islands. See Esenbeckia. 



a. E, riitaecarpa Hook. f. & Thouars. Japan. Unripe fruits and 

 stems purgative, emmenagogue. 



S12, ET6lTULUS, L. Evolvulus. Convolnilaceae. 



From Latin, "unrolling". Herbs, erect or diffuse. Aboufe 

 85 species, tropical and sub-tropical; 8 in U. S. mostly south- 



818. EXCOECARIA, L. Excoecaria. Euphorbiaceae. 



From Latin, "blinding", alluding to acrid quality of the 

 juice. Shrubs or small trees. About 50 species, India and 

 tropical America. See Stillingia. 



a, E. Agallocha L. India to Polynesia. Formerly erroneously be- 

 lieved to be source of lign aloes. 3Iilk juice, Tiger' s-milk, 

 acrid, escharotic. See Aquilaria. 



814. EXIDIUM, Fries. Jew's-ear. Helvellaceae. 



Syn. Peziza, Hirneola, in part. Cup-like saprophytic fungi. 



a. E. Auricula- Jiidae Fries (P. Auricula L., H. Auricula-Judae 

 Auct. ). Europe. Jew's-ear Fungus, Jew's-ear, Elder Fungus; 

 Ger. Hollunderschwamm, Judasohr. The entire fungus, Fun- 

 gus sambuci. Auricula Judae; emollient, formerly reputed 

 hydragogue. 



