650 OLEACEAE (OLIVE FAMILY) 



3. STYRAX [Tourn.] L. STORAX 



Calyx truncate, somewhat 5-toothed. Corolla 5(rarely 4-8)-parted, large ; 

 the lobes mostly soft-downy. Stamens twice as many as the lobes of the 

 corolla ; filaments flat, united at the base into a short tube ; anthers linear. 

 Fruit globular, its base surrounded by the persistent calyx, dry, often 3-valved. 

 Seed globular, erect, with a hard coat. Shrubs or small trees, with commonly 

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

 drooping peduncles, produced in spring. (The ancient Greek name of the tree 

 which produces storax.) 



1. S. grandifblia Ait. Shrub, 1-3.5 m. high ; leaves obovate, acute or 

 short-acuminate, white-tomentose beneath, 0.5-1.5 dm. long; flowers mostly in 

 elongated racemes; corolla 1.5cm. long, convolute-imbricated in bud. Woods, 

 s. Va. to Fla. 



2. S. pulveru!6nta Michx. Shrub, 0.3-1.2 m. high ; leaves oval or obovate, 

 3-6 cm. long, sparingly pubcrulent above, and scurfy-tomentose beneath ; flowers 

 1-1.5 cm. long, 1-3 together in the axils and at the'tips of the branches, fragrant. 

 Low pine barrens, s. Va. to Fla. and Tex. 



3. S. americana Lam. Shrub, 1-2.5 m. high ; leaves oblong, acute at both 

 ends, 2.5-9 cm. long, smooth, or barely pulverulent beneath ; flowers axillary or 

 in 3-4-flowered racemes; corolla valvate in the bud. Along streams, in cypress 

 swamps, etc., Va. to Fla., La., and northw. in the Miss. Valley to Mo. and 111. 



OLEACEAE (OLIVE FAMILY) 



Trees or shrubs, with opposite and pinnate or simple leaves, a 4-cleft (or 

 sometimes obsolete) calyx, a regular 4-cleft or nearly or quite 4-petalous corolla, 

 sometimes apetalous ; the stamens only 2 (rarely 3 or 4); the ovary 2-cellcd. ///// 

 2 (rarely more) ovules in each cell. Seeds anatropous, with a large straight 

 embryo in hard fleshy albumen, or without albumen. 



Tribe I. FRAXfNBAB. Fruit dry, indehiscent, winged, a samara. Leaves pinnate. 

 1. Fraxinus. Flowers mostly apetalous, sometimes also without calyx. 



Tribe II SYRfNGEAE. Fruit a loculicidal capsule. Leaves simple. 

 '_'. Syringa. Corolla salver-form, the lobes mostly 4, valvate in bud. 



Tribe III. OLEfNEAE. Fruit a drupe, or rarely a berry. Leaves simple. 



3. Adelia. Flowers apetalous, dioecious or polygamous, from a scaly catkin-like bud. Sta- 



mens 2-4. 



4. Chionanthus. Flowers complete, sometimes polygamous. Calyx and corolla 4-merous, the 



latter with long and linear divisions. 



5. Ligustrum Corolla funnel-form, 4-cleft, the tube longer than the calyx. 



1. FRAXINUS [Tourn.] L. ASH 



Flowers dioecious, polygamous, or monoecious. Calyx small and 4-cleft, 

 toothed, or entire, or obsolete. Petals 4, or altogether wanting in our species. 

 Stamens 2, sometimes 3 or 4 ; anthers linear or oblong, large. Style single ; 

 stigma 2-cleft. Fruit 1-2-celled, flattened, 1-2-seeded. Cotyledons elliptical ; 

 radicle slender. Timber-trees, with petioled pinnate leaves ; the small flowers 

 in crowded panicles or racemes from the axils of last year's leaves. (The 

 classical Latin name.) 



* Leaflets petiolulate ; anthers linear-oblong. 



*- Calyx small, persistent in fruit. 

 *-* Fruit with a terete or nearly terete body. 



1. F. americana L. (WHITE A.) Branchlets and petiole s glabrous ; leaflets 

 6-9, ovate- or lance-oblong, pointed, pale and either smooth or pubescent under- 



