508 DICOTYL. — CALYCIFLORAE 



proximis: Catania, Villascdbrosa, Armisi, Ognina, Acicastel- 

 lo, Acireale. 



Icon. Barr, Ic. tah. 1144. sub nomine: Ambrosia vulgaris. 

 Dod. Pempt. 35. sub nomine: Amhrosia. 



Ambrosia maritima. Lin. Sp. Pl. pag. 1401. — All. Fl. 

 Ped. 1. pag. 142.—Bert. Fl. It. 10. pag. 185.—Guss. Syn. 

 Fl. Sic. 2. pag. 583.-^Torn. Fl. Sic. pag. 315.— Biv. Bern. 

 Cent. 2. pag. 5.—-DC. Prodr. 5. pag. 525.— Ten. Fl. Nap. 

 S. pag. 346. — Arcang. Comp. della Fl. Ital. pag. 568. 



Genus 9, Artemisia 



Flores in capitulis parvis, homogarais vel heterogamis, ra- 

 cemoso - paniculatis; involucrum imbricatum, squamis nume- 

 rosis, margine scariosis; receptaculum planiuscuUim vel con- 

 vexum, epaleaceum, nudum vel hirsuto-iimbrillerum; corollu- 

 lae luteae vel purpureae; radiales paucae, foemineae, triden- 

 tae vel indivisae, breves, subinde deficientes; discoideae lier- 

 maphroditae, quinquifidae; stamina inclusa, antheris ecauda- 

 tis; stylus exertus, longe bifidus; achenia obovata, disco epi- 

 gyno minuto, pappo nullo. Herbae vel suffrutices amaro-a- 

 romatici; caulis decumbens vel erectus; folia alterna, varie 

 pinnato-lobata. 



Endl. Gen. Pl. pag. 438. n. 2694. — DC. Prodr. 6. pa- 

 gina 93. — Lin. Gen. n. 945. — Juss. Gen. 184. — Gaertn. De 

 Fruct. 2. pag. 387. tah. 164.—Smitk Engl. Fl. 3. p. 405, 

 Bert. Fl. If. 9. pag. 108. — Guss. Syn. Fl. Sic. 2. p. 456. 

 Torn. Fl. Sic. pag. 315.—Moris Fl. Sard. 2. pag. 391. 



\. K arborescens. — Flores in capitulis globosis, crassis, ra- 

 cemoso - paniculatis, racemo terminali composito, partialibus 

 interdum approximatis, interdum remotis, erectis, in thyrsum 

 coadunatis; scapus valde elongatus, angulato-striatus, ramo- 

 sus, albo-tomentosus, ramis plus minus elongatis, basi foliis 

 linearibus, albo-tomentosis suffultis; pedicelli ad ramos uni- 

 laterales, unde subsecundi, saepe uno vel duobus foliis linea- 

 ribus suffulti, cernui, rarius erecti, albo-tomeutosi; involu- 

 crum squamosus, squamis externis angustioribus et breviori- 



