Fraxinus. OLEACE^. 75 



terete, barely acute at base, merely l-nerved at what would be the margins, half or thrice 

 shorter than tiie lanceolate or ohlanceolate wing. — Spec. ed. 2, 1510, excl. syn. Catesb. ; 

 Muhl. in N. Schrift. Berl. iii. (1801) ; Michx. f. Sylv. 1. 118 (excl. fruit, which is apparently 

 that of F. viridis) ; Torr. Fl. N. Y. ii. 125, t. 80 (on plate F. acuminata) ; Emerson, Rep. 

 Trees, ed. 2, t. 12. F. acuminata, Lam. Diet. ii. 542. F. Novie-Ancjlice & F. Caroliniana ? 

 Wangenheim. F. alba, Marsh. Arbust. 51. F. jwjlandifolia. Lam. 1. c. ? & Bosc in Mem. 

 Inst. 1808, 209. F. epiptera, Michx. il. ii. 250. F. Canadensis, Gajrtn. Fruct. i. 122, t. 49. 

 F. discolor, Muhl. Cat. 111. — Rich or moist woods, Canada to Florida and Louisiana. Very 

 valuable timber-tree : fruit variable in size and shape of wing, but that of the terete cylin- 

 draccous body (juite constant. Monoecious flowers have been met with. 



Var. microcarpa. Fruit (seemingly full grown but seedless) remarkably small, 

 half to two thirds inch long. — F. albicans, Buckley in Froc. Acad. Philad. 1802, partly. F. 

 Curtissii, Vasey, Cat. Trees U. S. 20. — Eufaula, Alabama {Ciniiss), &c. 



Var. Texensis. Low tree, glabrous tin-oughout : leaflets mostly 5, slender-petiolu- 

 late, from ovate to broadly oval, 1+ to 2 inches long, either rounded at apex or slightly 

 acuminate : fruit small, two-thirds to barely an inch long, the wing hardly double the 

 length of the body. — F. albicans, Buckley, 1. c, in part. F. pistacia'folia, E. Hall, List. PI. 

 Tex. no. 527. F. coriacea, Watson, 1. c, as to pi. Bigelow, " Devil's Run Caiion," Texas 

 (not "Arizona"), a form with remarkably long-petiolulate leaves of firmer texture, with- 

 out flowers or fruit. — Texas, on rocky hills, from Austin to Devil's River, near the Rio 

 Grande. Perhaps a distinct species. 



= = Body of the fruit more slender, tapering gradually from summit to base, more or less mar- 

 gined upward by the decurrent wing. 



F. pubascens, Lam. (Red Ash.) Tree of nuddle or large size: inner face of the 

 outer bark of the branches red or cinnamon-color when fresh: j-oung parts velvety- 

 pubescent, commonly permanently so : leaflets as of the preceding, or else longer and 

 narrower, tlie lower face and the petioles more tomentose : fruit commonly 1^ to 2 inches 

 long; its body more than half (or even little less than) the length of the linear or spatulate 

 wing. — Diet. ii. 548 ; Walt. Car. 254; Muhl. in N. Schrift. Berl. 1. c. ; Gray, Man. ed. 5, 

 402. F. Pennsylvanica, Marsh. Arbust. 51. F. nigra, DuRoi. F. tomentosa, Michx. f. Sylv. 

 t. 119. F. oblongocarpa, Buckley, 1. c. — Low grounds, Canada to Dakotah, and south to 

 Florida ; rare west of Ohio. 



F. viridis, Michx. f. (Greex Asn.) Small or middle-sized tree, glabrous: leaflets 

 5 to 9, bright green both sides, or barely pale beneath, from oblong-lanceolate to ovate, 

 mostly acuminate and sparsely and sharply serrate or denticulate (2 to 4 inches long) : 

 fruit nearly as in the preceding or with a rather more decurrent wing (from 9 to 18 lines long). 

 — Sylv. t. 120, excl. fruit (which must belong to F. Americana) ; Bosc, I.e.; Gray, Man. 

 ed. 2, 858. F. concolor, Muhl. Cat. ; Torr. Fl. N. Y. (on plate, F. pubescens in letter-press) 

 t. 90. F. jufjlandifolia, Willd. Spec. iv. 1104. F. Caroliniana (Willd. ?), Pursh, Fl. i. 9. 

 F. cxpansa, Willd. Baum. 150. — Along streams, Canada and Dakotah to Florida, Texas, 

 and Arizona ? Pale-leaved forms, with some pubescence on the veins of the leaflets be- 

 ncatli, pass into the preceding. 



Var. Berlandieriana. Leaflets '?> to 5, with a more cuneate base : wing of the fruit 

 rather wider and more decurrent on the body. — F. Berlandieriana, DC. Prodr. viii. 278. 

 F. trialata, Buckley, 1. c, a state with 3 winged samara. — Texas. (Cuba?) 

 -H- ++ Fruit with compressed and wing-margined bodj'. 



F. platycarpa, Michx. (Water Asn.) Tree of middle size, glabrous or pubescent: 

 branchlcts terete : leaflets 5 to 7, ovate or oblong, acuminate, sharply serrate or entire, 

 conspicuously petiolulate : fruit elliptical, obovate, or spatulate (one or two inches long), 

 contracted below into a stalk-like base, each face with an impressed midnerve, not rarely 

 .3-winged. — Fl. ii. 250 ;' Michx. f. Sylv. t. 124; Chapm. Fl. -'570. F. Carolinerisis, &c., 

 Catesb. Car. i. t. 80. F. Caroliniana, Lam. 1. c. ? F. excelsior? Walt. Car. 254. F. Ameri- 

 cana, Marsh. Arbust. 50. F. pallida, Bosc, 1. c. F. pauciflora, Nutt. Sylv. iii. 01, t. 100. 

 F. Iriptera, Nutt. 1. c., with .3-winged samara. /'. Nntudlii & F. nigrescens, Buckley, in Proc. 

 Philad. Acad. 1800 & 1802. — Deep river-swamps, Virginia to Louisiana. (Cuba.) 



F. quadrangulata, Michx. (Beue Ash.) Large timber-tree, the inner bark yielding a 

 blue color to water, glaljroiis : branchlets square : leaflets? to 11, ovate-oblong to lanceolate, 

 acuminate, sharply serrate (3 or 4 inches long), sliort-petiolulate, when young often pubes- 



