428 MANUAL OF NATURAL HISTORY. 



alternate, stipulate, not dotted ; flowers green, 

 in axillary umbels; calyx 5-parted, aestiva- 

 tion imbricate ; petals five, aestivation twist- 

 ed ; stamens alternate with petals ; ovary 5- 

 celled ; placentae axile ; stigma simple ; fruit 

 drupaceous, 5-celled; seeds with a double 

 integument, exalbuminous (?). A Madagascar 

 family. 



3. FAMILY. Cunoniads (Cunoniaceae). Trees or 



shrubs ; leaves opposite, stipules large, inter- 

 petiolar ; calyx 4-5-cleffc ; petals 4 or 5, some- 

 times wanting ; ovary 2-celled ; styles two, 

 distinct or combined ; fruit 2-celled, capsular 

 or indehiscent. Found at the Cape of Good 

 Hope, in India, Australasia, and South Ame- 

 rica. 



4. FAMILY. Hensloviads (Hensloviacese). Trees ; 



leaves opposite, exstipulate ; flowers by abor- 

 tion unisexual ; perianth 5-parted, aestivation 

 valvate; stamens five, alternate with seg- 

 ments ; ovary 2-celled ; stigma obsoletely 2- 

 lobed ; fruit capsular. Consists of a single 

 genus, inhabiting tropical India. 



5. FAMILY. Hydrangeads (Hydrangeaceae). Shrubs ; 



leaves opposite, exstipulate ; flowers in cymes, 

 the marginal often sterile and dilated ; calyx 

 4-6-toothed; petals 4-6, deciduous; stamens 

 8-12 in two rows, or 00 ; ovary of from 2 to 

 5 adherent carpels ; styles 2-5, usually dis- 

 tinct ; stigmas simple, reniform ; fruit capsu- 

 lar, crowned by the permanent diverging 



