STYRACACEiE. (STOEAX FAMILY.) 265 



clc," therefore probably composed of vrjiui, a thread, ttovs, u foot, and avBos, 

 a flower.) 



1. N. Canadensis, DC. (Ilex Canadensis, Miehx.) — Damp cold 

 woods, from the mountains of Virginia to Maine, Wisconsin, &c., chiefly north- 

 ward. May. 



Okdek 65. STYRACACE^. (Stoeax Family.) 



Shrubs or trees, with alternate simple leaves, destitute of stipules, and per- 

 fect regular flowers ; the calyx either free or adherent to the 2 - 5-ceUed ova- 

 ry ; the corolla of i — 8 petals, commonly more or less united at tlie base; the 

 stamens twice as many as the petals or more numerous, monadelphous or poly- 

 adelphous oi the base ; style 1 ; fruit dry or drupe-like, I - 5-celled, the cells 

 commmdy l-seeded. — Seeds anatropous. Embryo nearly the length of the 

 albumen : radicle slender, as long as or longer than the flat cotyledons. 

 Corolla hypogynous when the calyx is free : the stamens adherent to its 

 base. Ovules 2 or more in each cell. — A small family, mostly of warm 

 countries, comprising two very distinct groups or tribes. 



Thibe I. STYRACSJK. Calyx 4 - 8-toothed or entire. Stamens 2 - 4 times as many ad 

 the petals : anthers linear or oblong, adnate, introrse. Ovules or part of them ascend- 

 ing. — Flowers white, handsome. Pubescence soft and stellate. 



1. STYEAX. Calyx coherent only with the base of the S-celled ovaiy. Corolla mostly 6- 



parted. Fruit 1-celled, l-seeded. 



2. HALBSIA Calyx coherent with the whole surface of the 2 - 4-celled ovary, which is 2-4;- 



wiuged aud 2 - 4-celled in fruit. Corolla 4-lobed. 



TaiBS II. SYMFLiOCINE!.^. Calyx 5 cleft. Stamens usually very numerous : an- 

 thers short, innate Ovules pendulous. — Flowers yellow. Pubescence simple. 

 8 SYMPLOCOS. Calyx coherent. Petals 5, united merely at the base. 



1. STi'RAX, Toum. Stokax. 



Calyx truncate, somewhat 5-toothed, the base (in our species) coherent with 

 the base of the 3-celled many-ovuled ovary. Corolla 5-parted (rarely 4-8- 

 parted), lai-ge; the lobes mostly soft-downy, various in the bud. Stamens twice 

 as many as the lobes of the corolla : filaments flat, united at the base into a short 

 tube : anthers linear, adnate. Fruit globular, its base surrounded by the per- 

 sistent calyx, 1-celIed, mostly l-seeded, dry, often 3-valved. Seed globular, 

 erect, with n, hard coat. — Shrubs or small trees, with commonly deciduous 

 leaves, and axillary or leafy-racemed white and showy flowers on drooping 

 peduncles. Pubescence scurfy or stellate. (17 'Xrvpa^, the ancient Greek name 

 of the tree which produces storax.) 



1. S. granflifolia, Ait. Leaves obovate, acute or pointed, white-tomen- 

 lose beneath (3' -6' long) ; ^omjcts mostly in elongated racemes ; corolla (i' long) 

 convolute-imbricated in the bud. — Light soils, Virginia and southward. April. 



2. S> nulverulenta, Michx. Leaves oval or obovate (about 1' long), 

 iibove sparingly pubervient, and scurjy-iomentose beneath ; flowers (J' long) 1 -8 <o- 



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