SECT. II 



PHANEROGAMIA 



663 



prepared, TOBACCO. Flowers elongated and tubular, borne in terminal panicles. 

 Hyoscyamus niger, the Henbane (Fig. 744), is an annual plant occurring in Central 

 Europe, North Africa, and Western Asia. The radical leaves have long stalks, 

 those of the flowering stem are sessile ; they are all clothed with glandular hairs. 

 Flowers slightly zygomorphic, of a dull yellowish - violet colour with darker 

 markings ; inflorescence, a cinciimus. Fruit, a pyxidium. Petunia and Salpiglossis 

 are favourite garden plants with obliquely zygomorphic flowers. 



All Solanaceae are more or less poisonous partly on account of the presence of 



Fio. 740. Snlunitm dulcamara (k nat. size). Poisonous. 



considerable amounts of alkaloids or poisonous glucosides. Species of Solanum, 

 Atropa, Datura, Hyoscyamus, and Nicotiana are among the most poisonous plants 

 met with in this country. 



OFFICIAL. Capsicum minimum yields CAPSICI FRUCTUS, Atropa belladonna 

 yields BELLADONNAE FOLIA, BELLADONNAS RADIX and ATROPINA. Datura 

 Stramonium, STRAMONII SEMINA and STRAMONII FOLIA. Hyoscyamus niger, 



HYOSCYAMI FOLIA. 



Family 2. Serophulariaeeae. Herbs, with opposite or alternate, 

 exstipulate leaves. Flowers zygomorphic. Corolla not plaited in 

 the bud. Number of stamens often incomplete. Carpels median 

 (Fig. 745). Fruit, a bilocular capsule. 



