498 Order 75.— STYRACACEJ3. 



but often abortive ; calyx 6-cleft ; corolla inonapetalous, subrotate, 6- 

 partcd ; stamens G (in the sterile flowers rarely fewer, in tbe fertile 

 rarely more) ; berry G-seeded, seeds with a smooth, cartilaginous testa. 

 ■ — Shrubs with alternate lvs., small white fls., and red or blacjc 

 berries. 



5 Leaves deciduous, thin. Berries red Nos. 1, 9 



§ Leaves evergreen, thick, shining. Berries black Nos. 8, 4 



1 P. verticillatus L. Black Alder. Lvs. lance-oval, serrate, acuminate, pu- 

 bescent beneath ; fls. axillary, the fertile ones aggregate, the barren subumbel- 

 late. — This shrub is found in moist woods or swamps, Can. and most of the States, 

 usually growing about 8f high. Leaves narrowed at base into a short petiole, 

 uncinately serrate, with prominent, pubescent veins beneath. Flowers white, 

 dioecious, small, tho pedicels scarce more than 1" in length. Berries scarlet, in 

 little bunches (apparently verticillatej, roundish, G-celled and G-seeded, permanent. 

 Jl (P. Gronovii Mx.) 



2 P. laevigatas Ph. Lvs. lanceolate, apprcssed-serrulate, glabrous on both sides, 

 shining above, minutely pubescent on tho veins beneath ; fls. hexamerous, the 

 fertile axillary, subsessilo, $ glomerate, on slender peduncles. — Swamps and 

 marshes, N. and Mid. States. Shrub G to 9f high, with grayish and warty 

 branches. Lvs. 2 to 3' by 8 to 12", pointed at each end ; petioles 6 to 10" long. 

 Fls. mostly solitary, tho sterile on pedicels G" long, tho fertile pedicels scarcely 

 2'. Berries large, red. Jn. 



p. laxceolatus. " Sterile fls. triandrows." Pursh. — Dr. Halo eent specimens 

 from La. labelled P. lancoolatus. Tho lvs. and berries accord well with our 

 specimens of No. 3, and also with Pursh's I. lauceolatus. The fruit is 6- 

 seeded. 



3 P. glabcr L. Ink Berry. Lvs. coriaceous, cuneate-lanceolaie, glabrous, shin- 

 ing, serrate at tho end. — A beautiful shrub, 3 to 4f high, found iu swamps. Mass., 

 R. I. to N. Y. and Car. Lvs. very smooth, leathery, shining, 1 to 1J' by 5 to 7", 

 broadest above tho middle. Pedicels subsolitary, 1 to 3-ilowered. Fla. white, 

 mostly G-parted. Berries roundish, black and shining. Jn., Jl. 



4 P. coriacetis Ph. Lvs. obovate, acute at base, short-acuminate, sharply serrate 

 near tho apex, very thick, shining above, minutely black-dotted beneath; fls. 

 6 to 3-parted, sterile aggregated, fertile solitary ; berry black, with G to 8 smooth 

 seeds. — A shrub 4 to 6f high, in wet woods, Savannah (Pond) to Bainbridge, Ga, 

 and Fla. Lvs. remarkably thick and leathery, about 2' long and 1' wide, with 2 

 to -1 raucronate, - appressed teeth. Berries largo, astringent ; seeds lens-shaped. 

 May. (P. atomariu3 Nutt.) 



Order LXXV. STYEACACEiE. 



Trees or shrubs with alternate, simplo leaves, destitute of stipules Fls. or ra- 

 cemes solitary, axillary, bracteato. Cal. 5-raroly 4-lobod, imbricated in aestivation. 

 Cor. 5-rarcly 4 or G-lobed, imbricated in aestivation. Sta. definite or oo, unequal in 

 length, usually cohering. Anlh. innate, 2-cellod. Ova. adherent, 2 — 5-celled, the 

 partitions sometimes hardly reaching tho center. Fr. drupaceous, generally with 

 but one fertile celL Sds. 5 — 1. 



Genera 0. .tpeciex 115, sparingly distributed through tho tropical and subtropical regions of 

 both continents, only a lew in colder latitudes. Storax and Benzoin, two fragrant gum resins, 

 regarded as stimulant and expectorant, are the products of two species of Styrax, viz. of 8. offici- 

 nale, a Syrian tree, and S. benzoin, native of Malay and tho adjacent islands. 



TRIBES AXD GENERA. 



I. SYMTLOtJINEyE. Anthers numerous, innate, globular. Calyx 5-cleft. 



Flowers yellow Stmplooos 1 



II. STYF.ACEjE. Anthers 8 to 12, linear-oblong, adnata. Calyx mostly truncate. 



Flowers white (a). 



a Flowers pentamerous. Fruit wingless, 1 -seeded Styeax. 3 



a Flowers totromerous. Fruit winjod, & to 3-seoded Ualesia. 8 



