SYNOPSIS OF THE FAMILIES XV 



LXIII. Solanaceae (p. 867). Flowers perfect; calyx campanulate, usually 5-lobed; corolla 

 usually 5-lobed; fruit baccate, surrounded at base by the enlarged calyx; leaves alternate, 

 rarely opposite, without stipules. 



LXIV. Bignoniaceae (p. 868). Flowers perfect; calyx bilabiate; corolla bilabiate, 5-lobed; 

 fruit a woody capsule (Catalpa and Chilopsis) or a berry (Enallagma) ; leaves simple, opposite 

 (sometimes alternate in Chilopsis), without stipules, deciduous (persistent in Enallagma). 



B. Ovary inferior (partly superior in Sambucus in Caprifoliacece). 



LXV. Rubiaceae (p. 875). Flowers perfect; calyx and corolla 4 or 5-lobed; fruit a capsule 

 (Exostema and Pinckneya), a drupe (Guettarda), or nut-like (Cephalanthus) ; leaves simple op- 

 posite, or in verticils of 3 (Cephalanthus), with stipules, persistent (deciduous in Pinckneya 

 and Cephalanthus). 



LXVI. Caprifoliaceae (p. 882). Flowers perfect ; calyx and corolla 5-lobed; fruit a drupe; 

 leaves unequally pinnate (Sambucus) or simple (Viburnum), opposite, without stipules, decid- 

 uous in North American species. 



