132 PLANT NAMES AND SYNONYMS 



b, D. Tirgiiiicus (L. ) Brit. (E. Virginicus L., G. quercifolia 

 Pursh, D. quercifolia Benth. ). Eastern U. S. Smooth or 

 Oak-leaved False Foxglove, Golden Oak. 



64:8. DATiSCA, L. - Datisca. - Datiscaceae. 



Syn. Tricerastes, Presl. Annual herbs. Two known species, 

 one in Asia, one in California. 



649. DATtJRA, L. Thorn-apple, etc. Solanaceae. 



From Ternacular, Hindustan (?). Syn. Brugmansia, in part. 

 Kobust herbs with showy flowers, some tropical species shrubs. 

 About 20 species; 6 in U. S. including those naturalized. 



a. D. arborea L. ( B. arborea Steud. ) . Tropical America, cult. 



for ornament in California. Brugmansia, Floribunda, Flori- 

 pondaj. 



b. D. Stramonium L. Asia, now a cosmopolitan weed. Stramon- 



ium, Thorn-apple, Jamestown-weed, Jimson-weed, James- 

 town Lily, Devil's-apple, Devil's-trumpet, Mad-apple, Apple 

 of Peru, Stink-weed, Stink, Fire-weed, Dewtry; Ger. Stechap- 

 fel, Dornapfel; Fr. Stramoine, Pomme epineuse (Codex); Sp. 

 Estramonio, Toloache. Leaves; Stramonii folia, U. S. P., Br., 

 Herba stramonii, Herba daturae. Seeds; Stramonii semeilr 

 U. S. P., Br., Semina stramonii v. daturae; sedative anodyne, 

 deliriant. 



c. D. Tatnla L. [probably only a variety of (b)]. South America, 



nat. in U. S. Purple Thorn-apple, Purple Stramonium. 

 Very similar to the last and having identical properties. Seve- 

 ral other species are used as narcotics, notably (d) 1). fastuosa 

 L. (D. alba Nees) of India; (e) D. Metel L., Africa and 

 southern Asia, and (f) D. sanguinea Ruiz et Pav. of Peru, 

 from the seeds of which an intoxicating drink is prepared. 



650. DAUBENTONIA, DC. Daubentonia. Papilionaceae. 



Named for M. Daubenton, French botanist. Syn. Sesbania, 

 in part. Small shrubs with quadrangular pods. About 4 spe- 

 cies, sub-tropical America; 1 in U. S. 



651. DAIJCUS, L. - Carrot. - UmbeUiferae. 



The ancient Greek name. Annual or biennial herbs with 

 dissected compound leaves. About 25 species; 1 in U. S. 



a. D. Carota L. Northern Asia and Europe, widely nat. and cult. 

 Carrot. The wild plant is called Wild Carrot, Bee's-nest or 

 Bird's-nest plant. Devil' s-plague, Dawke, Fiddle, Hill-trot, 

 Lace-flower, Mirrot, Eantipole; Ger. Mohre, Gelbe Etibe; Fr. 

 Carotte ( Codex ) ; Sp. Zannahoria. Fruit of wild plant, Fruc- 

 tus carotae v. dauci, diuretic, emmenagogue. Moot vulnerary, 

 esculent. 



652. DECODON, J. P.Gmel. (Decadon). Lythraceae. 



From Greek, * 'ten toothed" , of the calyx. Syn. Nessaea^ 

 Lythrum, in part. Aquatic herb. One species. 



