WorldFloraDB - Acer pensylvanicum

Characteristics

Ascending slender tree to 12 m; bark of middle-sized stems with slender white stripes on a greenish background; winter-buds with 2–4 valvate scales; lvs 3-lobed, glabrous at maturity, finely and sharply serrate; infl a slender, peduncled, drooping terminal raceme 3–10 cm, the fls slender-pedicellate, all in each infl commonly of one sex; pet bright yellow, narrowly obovate, 5–8 mm, scarcely surpassing the oblong-oblanceolate sep; disk intrastaminal; mericarps 2.5–3 cm, scarcely veined over the seed, the wings diverging at 90–120°; 2n=26. Moist woods; N.S. and s. Que. to n. Minn., s. to N.Y., Pa., Mich., and in the mts. to N.C., Tenn., and n. Ga. May, June.

More

A tree that loses its leaves. It grows 6 m tall and spreads 3 m wide. The stem is erect and slender. The bark has stripes. The leaves have 3 lobes and are large. They grow opposite each other. The leaves turn yellow in autumn. The seeds are winged.

Life form

perennial

Growth form

tree

Growth support

free-standing

Foliage retention

deciduous

Sexuality

hermaphrodite

Pollination

entomogamy

Spread

-

Mature width (meter)

2.75

Mature height (meter)

5.25 - 8.15

Root system

-

Rooting depth (meter)

0.7

Root diameter (meter)

-

Flower color

Blooming months

Jan	Feb	Mar
Apr	May	Jun
Jul	Aug	Sep
Oct	Nov	Dec

Fruit color

Fruiting months

Jan	Feb	Mar
Apr	May	Jun
Jul	Aug	Sep
Oct	Nov	Dec

Nitrogen fixer

-

Photosynthetic pathway

c3

Environment

An understory plant in moist rich woodlands, occasionally forming a large part of the shrubby undergrowth, often by water, and attaining its best growth on shaded, cool northern slopes in deep valleys; from sea level to 1,370 metres.

More

A temperate plant. It does best in light well-drained soil. It needs a protected sunny position. It is resistant to frost but sensitive to drought.

Light
Soil humidity
Soil texture
Soil acidity
Soil nutriment	-
Hardiness (USDA)

Usage

The sap is used to produce sugar.

Uses	beverage environmental use fuel material medicinal wood
Edible	saps
Therapeutic use	Emetic (bark), Laxative (bark), Orthopedic Aid (bark), Cold Remedy (bark), Cough Medicine (bark), Misc. Disease Remedy (bark), Dermatological Aid (bark), Respiratory Aid (unspecified), Unspecified (unspecified), Veterinary Aid (unspecified), Antihemorrhagic (unspecified), Kidney Aid (unspecified), Orthopedic Aid (unspecified), Venereal Aid (unspecified), Tonic (unspecified), Cancer (unspecified), Eruption (unspecified)
Human toxicity	-
Animal toxicity	-

Cultivation

Plants are grown from ripe seeds.

Mode	cuttings graftings seedlings
Germination duration (days)	30 - 365
Germination temperacture (C°)	11 - 12
Germination luminosity	-
Germination treatment	soaking
Minimum temperature (C°)	-23
Optimum temperature (C°)	-
Size	-
Vigor	-
Productivity	-