62 FAM. 82, 83, 84. 



leaves; flowers greenish white, the petals usually wanting. Muddy places. Sum- 

 mer. 



82. Escalloniaceae, Hydrangea Family. 



Shrubs or vines with mostly opposite simple leaves 

 and perfect flowers ; calyx 4-10- toothed or parted; petals 4-10; 

 stamens 8-many; ovary of 2-5 united carpels, styles rarely 

 united; fruit a capsule. 



1. Erect shrubs, --------- _ - . 2 



1. Shrubby vines; — evergreen, smooth, with elliptic leathery leaves and 



white flowers in terminal panicles; calyx 7-10 toothed, petals 

 7-10, stamens 20-30; ovary 5-10 celled, inferior, style thick, 

 stigma 5-10 lobed. Riverbanks. Early Summer. - Decumaria barbara 

 2. Stamens 8-12; — flowers perfect except some on the margin of the 

 corymb or thyrse; calyx with 4-5 toothed border, or with 4-5 

 lobes in the sterile flowers; petals 4-5; ovary 2-4 celled, inferior; 

 styles 2-4 distinct or slightly united below. Riverbanks. Sum- 

 mer. _-__--_-__ Hydrangea 



H. quercifolia. Leaves deeply lobed, flowers in a thyrse. 



H. Hortensis. Cult, species with nearly all flowers sterile, pink or blue. 



2. Stamens 10, the alternate longer, filaments dilated and toothed; — flowers 



chiefly white, in panicles or racemes. Cultivated. 



Varieties of De utzia scabra 

 2. Stamens 20-40; — flowers white or cream-colored, solitary or in corymbs 

 or racemes; calyx 4-5 parted; petals 4-5; styles mostly 3-5, united 

 at the base. Cultivated. - Philadelphus coronarius, Mock -Or ange 



83. Pittosporaceae, Pittospcrum Family. 



Evergreen shrubs with alternate, simple, entire leaves, the 

 terminal ones in subverticillate rosettes; flowers solitary 

 or umbellate or clustered in the axils of the terminal leaves; 

 sepals 5, distinct or coherent below; petals 5, distinct or 

 slightly coherent at the base; stamens 5, alternate with 

 the petals; ovary 1-celled, superior or nearly so, with 3'i 

 parietal placentae; 1 style and 1 stigma, 1-3 lobed; fruit 

 a globular woody pod, 2-many seeded. Cultivated. 



P. viridiflorum, Cape Pittosporum. Leaves obovate, obtuse or retuse; flowers 

 in globose panicles, greenish yellow, jasmin-scented. Spring. 



P. tobira, Japanese Pittosporum. Leaves obovate, dark green above, pale- 

 green below; flowers in a terminal sessile umbel; white, fragrant. Spring. 



84. Iteaceae, Virginia Willow Family. 



Shrubs or trees with erect stems and alternate simple 

 leaves; white flowers in terminal racemes or axillary pan- 

 icles; calyx 5-cleft; petals 5, with the tips inflexed; stamens 



