358 OLEACE^. (olive family.) 



wing. (F. tomentosa, Michx.) — With the preceding: rare west of the AUe- 

 ghanies. — A smaller tree, furnishing less valuable timber. 



3. F. viridis, Michx. f (Green Ash.) Glabrous throughout; leaflets 

 5-9, ovate or oblong-lanceolate, often wedge-shaped at the base and serrate 

 above, bright green both sides ; fruit acute at the base, striate, hedged or margined, 

 gradually dilated into an oblanceolate or linear-spatulate jving, much as in No. 

 2. (F. concolor, Muhl. F. juglandifolia, Willd., DC, and ed. 1, but not of 

 Zam.) — Near streams, New England to Wisconsin and southwai-d; most com- 

 mon westward. — A small or middle-sized tree. (The figure of the fruit given 

 in Miehaux's Sylva evidently belongs to F. Americana.) 



* * Fruit winged all round the seed-bearing portion. 

 t- Calyx ivaMing, at hast in the fertile flowers, which are entirely naJced ! 



4. F. sambucifolia, Lam. (Black Ash. Water Ash.) Branch- 

 lets and petioles glabrous ; leaflets 7-11, sessile, oblong-lanceolate, tapering to 

 a point, serrate, obtuse or rounded at the base, green and smooth both sides, 

 when young with some rusty hairs along the midrib ; fruit linear-oblong or nar- 

 rowly elliptical, blunt at both ends. — Swamps and along streams, Penn. to 

 Kentucky, and everywhere northward. April, May. — Tree rather small, its 

 tough wood easily separable into thin layers, used for coarse basket-work, &c. 

 Braised leaves with the odor of Elder. 



•<- -1- Calyx present, persistent at the base of the fruit. 



5. F. quaclrang^Ulata, Michx. (Blue Ash.) Branchkts square, at 

 least on vigorous shoots, glabrous ; leaflets 7-9, short-stalked, oblong-ovate or 

 lanceolate, pointed, shai-ply sen'ate, green both sides ; fruit narrowly oblong, blunt, 

 and of the same width at both ends, or slightly narrowed at the base, often notched 

 at the apox (1 J' long, i' - J' wide). — Dry or moist rich woods, Ohio and Mich- 

 igan to Illinois and Kentucky. — Tree large, with timber like No. 1. 



6. P. platyc&rpa, Michx. (Carolina Water-Ash.) Branchlets 

 terete, glabrous or pubescent ; leaflets 5-7, ovate or oblong, acute at both ends, 

 short-stalked; fruit broadly winged (not rarely 3-winged), oblong (|' wide), with a 

 tapering base. — Wet woods, Virginia and southward. March. 



5. FORFSTIFRA, Poir. (AutLiA, Michx.) 



Flowers dioecious, crowded in catkin-like scaly buds from the axils of last 

 year's leaves, imbricated with scales. Corolla none. Calyx early deciduous, 

 of 4 minute sepals. Stamens 2-4: anthers oblong. Ovaiy ovate, 2-celled, 

 with 2 pendulous ovules in each cell : style slender : stigma somewhat 2-lobed. 

 Drupe small, ovoid, 1-ceIled, 1-seeded. — Shrubs, with opposite and often fasci- 

 cled deciduous leaves and small flowers. Fertile peduncles short, 1 - 3-flowered. 

 (Named for M. Forestier, a French physician.) 



1 . F. Iig:ustruia, Poir. Leaves thin, oblong-lanceolate, pointed at both 

 ends, entire. — Wet banks, W. Illinois and southward. April. 



