TRELEASP: — ILICINE^ & CELASTRACE.E. 353 



EUONYMUS, TouRN. — . Shrubs or small trees with incurved-serrate 

 ample leaves, and rather few-flowered dichotomous axillary cymes on 

 elongated peduncles; flowers large for the Order, white or greenish to 

 brown-purple. — Inst. 617; L. Gen. 271; Gray, Gen. ii. 187; Benth. & 

 Hook. Gen. i. 360. 



* Corolla greenish; fruit rough with crowded acute warts. 



1. E. Americanus, L. — Low shrub ; leaves inch and a half to 3 in. 

 long, ovate or ovate-lanceolate, acute or rounded at base, acuminate, cre- 

 nate-serrate, with a minute mostly incurved denticle at apex of each tooth, 

 glabrous except for occasional short pubescence toward the base of the prin- 

 cipal veins ; petiole 2 mm. long, mostlj' pubescent when young; peduncles 

 not over 1 in. long, i- to 3-flowered ; flowers 6 to 12 mm. in expanse ; sepals 

 round, entire; petals orbicular-rhomboid, abruptly short-cldwed, with 

 undulate frequently erose margins ; fruit not deeply lobed. — Sp. (1753)1 

 197; Watson, Index, 161. — Moist woods, New York to Florida, west to 

 Arkansas and Texas. — I have seen no specimens collected north of New 

 Jersey. 



Var. angustifolius, Wood. — Leaves linear-lanceolate, somewhat fal- 

 cate. — Bot. iS: Fl. (1870), 76; Watson, 162. E. angustifolius, Pursh, FL 

 i. (1814), 168. — Georgia {^di^ Pursh), Florida (Graj). 



Var. sarmentosus, Nutt. — Trailing and rooting, otherwise like the 

 type. — Gen. i. (1818), 154; Watson, 162. — Southern range of the type. 



Var. obovatus, Torr. & Gr. — With decumbent, often rooting branch- 

 es; leaves obovate or elliptical-obovate, rather obtuse ; flowers small (6 

 mm.), with approximated petals and mostly erose sepals. — Gray, Gen. ii. 

 (1849), 188; ^^ atson, 162; J., Garden and Forest, i. 212. E. obovatus, 

 Nutt. Gen. i. (1818), 155. — Canada {Macotm) to Pennsylvania (fide 

 Nuttall) and Kentucky {Short). Blooming earlier than its congeners. 



* * Corolla brown-purple with pale margin (white in the second) ; fruit not tuberculate. 

 ■^ Atlantic species with 4.merous flowers and small winter buds (2 to 4 mm. long). 



2. atropurpureus, Jacq^ — Shrub or small tree; twigs at length with 

 crowded lenticels; leaves inch and a half to 4 in. long, elliptical or ovate, 

 conspicuously acuminate, irregularly serrulate or biserrulate, mostly pu- 

 berulent on the lower surface; petioles 6 to iS mm. long; peduncles slen- 

 der, I to 2 in. long, the twice or thrice dichotomous cymes usually 7- or 

 15-flowered, with prominent bract-scars ; flowers about 12 mm. in expanse ; 

 sepals rounded or somewhat acute, mostly entire ; petals obovate, undulate 

 and usually erose; fruit deeply lobed. — Hort. Vindob. ii. (1772), pi. 120; 

 Watson, 162 ; Sargent, Forest Trees, 38 — Woods. Canada to Florida, west 

 to Montana and Indian Territory. Flowering later than related species. 



E. EuROP.EUS, L. —Related to the last, but the cymes mostly 3- to 7- 

 flowered, and the 4 or 5 petals greenish-white or yellowish. — Sp. (1753) 

 197; Torrey Club Cat. Anthoph. & Pteridoph. 11. E. vulgaris, Scop. FI. 



^- — 3~2 |May22, 1SS9. 



