OLEACEAE. 223 



sessile or nearly sessile, racemes. Calyx perigynous: sepals 5. Corolla perig- 

 ynous : lobes 5, imbricate, with staminodia at the sinuses. Stamens 5 : fila- 

 ments very short, adnate to the base of the very short corolla-tube. Ovary and 



capsule half-inferior. 



1. S. floribundus H.B.K. Plant glabrous, 1-6 dm. tall: leaf -blades spatulate 

 to oval or obovate, 3-15 cm. long: sepals ovate or triangular-ovate, barely 1 

 mm. long, acute: corolla white, 3 mm. wide; lobes oblong: capsules 2.5-3 mm. 

 in diameter. — M. Rare, in wet soil, along the Conestoga Creek. — Limestones. 

 — Sum. — • Water-pimpernel. Brookweed. 



Order EBENALES. 



Shrubs or trees. Leaves alternate, opiDosite, or wborled : blades 

 simple. Flowers perfect, monoecious, or dioecious. Calyx of 3-12 par- 

 tially united sepals. Corolla of 3-12 partially united petals. Androecium 

 of as many stamens as there are corolla-lobes or twice as many, or more, 

 sometimes accompanied by staminodia. Gynoecium of 3-several united 

 carpels. Fruit capsular or baccate. 



Family 1. EBENACEAE. Eboky Family. 



Shrubs or trees. Leaves mostly alternate : blades entire. Flowers 

 solitary or in cymes. Calyx of 3-7 partially united sepals, persistent, 

 accrescent. Corolla of 3-7 partially united petals, often urceolate. Androe- 

 cium of 3 or 4 times as many stamens as there are corolla-lobes. Gynoe- 

 cium of 3-several united car^oels. Fruit a beriy, or sometimes capsular. 



1. DIOSPYKOS L. Shrubs or trees. Leaves scattered: blades entire. 

 Calyx 3-7-lobed. Stamens with pubescent filaments and anthers opening 

 lengthwise. Berry spheroidal or elongate. 



1. D. virginiana L. Shrub, or tree becoming 35 m. tall, the bark very rough: 

 leaf -blades ovate, oval, or elliptic, 8-20 em. long, acute or acuminate : corolla 

 8-13 mm. long ; lobes renif orm : berries 3-4 em. in diameter, astringent when 

 green, yellow or reddish and sweet when ripe. — Common, in fields, thickets 

 and open woods. — Sum. — Persimmon. 



Order OLEALES. 



Shrubs, trees, undershrubs, or herbaceous plants. Leaves opposite, or 

 rarely alternate or whorled : blades simple or pinnately compound. Flowers 

 perfect, polygamous, or dioecious. Calyx of 4 or more partially united 

 sepals, or wanting. Corolla of 2-6 distinct or partially united petals, or 

 wanting. Androecium of 2-4 stamens partially adnate to the corolla wdien 

 it is present. Gynoecium of 2 united carpels, the ovary superior. Fruit a 

 capsule, a samara, or a beriy, usually 1-celled by suppression. 



Family 1. OLEACEAE. Olive Family. 



Woody or partially woody plants with erect or climbing stems. Leaves 

 predominatingly opposite: blades simple and entire or toothed, or pin- 

 nately compound. 



