698 Oeder 99.— OLEACB^. 



beneath, 2 to 3' by 18" to 2'. Timber less valuable. Apr., May. (F. tomen- 

 tosa Mx.) 



3 F. viridis Mr. f. Green Ash. Lfls. 1 to 9, petiolulate, ovate or ovate-lanoe- 

 late, aoumiaate, serrate, green and glabrous both sides, beneath slightly glanoouH 

 and pubescent in the axUs of the veins ; petioles and branchlets glabrous ; samara, 

 calyoulate, spatulate, obtuse, t?ie seed portion as long as the wing. — A small tree 

 15 to 25f high in wet woods U. S., especially the "Western, Wis. to Tenn. and Car. 

 lifts 2J- to 4' long, with a long, slender point. Fruit 12 to 15" long. May. (P. 

 concolor Muhl. F. juglandlfolia DC.) 



4 F. platycarpa Mx. Lfts. 5 to 7, short-petioled, subserrate, elliptic, acute at 

 both ends, or slightly acuminate, petioles and vehis beneath pubescent ; samara 

 ettipiic-oblanceolate, attenuate at base, broad above, obtuse, oalyculate, and often 

 with a third wing 1 — Wet woods, Va to Fla. and La. Lfts. distant, 3 to 5' long, 

 a third as wide. Samara 18 to 20" long, 6" or more wide above the middle, ta- 

 pering to the narrow, margined base. 



(8. TEIPTERA. Lfts. oblanoeolate and oblong, samara more frequently 3-wiuged. 

 — S. Car. to La. (F. triptera Nutt.) 



5 F. quadrangul^ta Mx. Blue Ash. Lfts. 1 to 9, short-petioled, ovate-lanceolate 

 or oblong, acuminate, sharply serrate, obtutish at base, glabrous, veins beneath at 

 base downy ; branchlets gkiiroiis, square, with 4 linear or slightly membanous an- 

 gles, at length terete ; buds velvety ; samara oblong, obtuse at each end, naked 

 (no calyx !) at base. — A tall tree in rich woods, Ohio to Tenn. and Iowa. Trank 

 GO to 80f high. Lfts. 3 to 4' long, distinctly petiolulate ; petiolules 2 to 5" long. 

 Anth. of the fertile fls. oval, narrowed towards the base. Timber strong and 

 elastic, like that of No. 1. May. 



6 F. sambucifolia Lam. Black Asa. "Wateb Ash. Lfts. 7 to 11, lance-ovate, 

 sessile serrulate, acuminate, smooth above, tawny villous at tlieir insertion and in i ' . 

 the axils of the veins beneath ; fr. oblong, with similar ends, obtuse or emargi- 'pi *p 

 nato, naked (no calyx) at base. — Common in swamps or moist woods, Northern t 

 U. S. and Can. Height 40 to TOfj with a trunk 2f diam. Bark brown. Buds 



blue. Lfts. 3 to 4' long. Samara 16 to 20" by 3 to 4", entirely naked at basel 

 May. — Wood purplish, tougli, elastic, excellent for the cooper and basket- 

 maker. 



7. F. ezoelsior L. European Ash. Lfts. 11 to 13, subsessile, lanee-oblong, 

 glabrous, with slender serratures; racemes short, dense, samara hnear-oblong, 

 obtuse, 'obliquely emarginate. — ^Parfcs. A tall tree, in many varieties, among 

 which j}. pendula. Weeping Ash, is the most interesting, f Eur. 



8 F. Oraus L. FLOWBRiNa Ash. Lfts. 1 to 9, subpetiolulate, lanceolate, 

 serrate above, entire at base, bearded on the veins beneath; buds downy;, pan- 

 icles dense ; petals 2 or 4 (white), linear-oblong, much longer than the calyx ; 

 samara lance-linear, obtuse, atjtonuate at each end. — Parks, f From Eur. , 



2. SYRIN'GA, L. Lilac. (Gr. avpiy^, a shepherd's pipe; from the 

 use once made of its branches.) Calyx small, 4-toothed, persistent ; 

 corolla salver-form, tube several times longer than the calyx, limb cleft 

 into deep, obtuse, spreading valvato segments ; stamens short, included 

 within the tube. Capsule 2-celled, 2-valved. — Oriental, flowering shrubs, 

 with simple, entire leaves. 



1 S. vulgaris L. Common' Lilac. — Las. cordate-ovate, entire, glabrous, green 

 both sides ; inflorescence thyrsoid ; hmb of cor. aubconoave. — There are many 

 varieties in this beautiful shrub, a. Corolla lilac-purple, in a dense thyrse. ^. 

 CCERULEA. Fls. purplish-bluo. y. alba. Cor. white, thryso'subcompound. Apr., 

 Jn. — One of Iho most popular shrubs, beautiful in foliage and fls. f Hungary. 



2 S. P^rsioa L. Persian Lilac. Lvs. lanceolate, acute, smooth, both sides 

 green, sometimes pinnatifid ; limb of the cor. flattish. — A smaller shrub than the, 

 first, with _ smaller thyrses of white or lilao-blue flowers.' The leaves vary from' 

 entire to pinnatifid, small at flowering time. Apr., May. -f Persia. 



3 S. villosa Vabl. (?. Chinensia Lvs. elliptic, acute at eadi end, hairy 

 beneaffi. — f N. China. 



