Difference between revisions of "Elaeagnus umbellata"

Thunberg in J. A. Murray

Syst. Veg. ed. 14, 164. 1784.

Common names: Autumn-olive
Synonyms: Elaeagnus parvifolia Wallich ex Royle E. umbellata var. parvifolia (Wallich ex Royle) C. K. Schneider
Treatment appears in FNA Volume 10.
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|species=Elaeagnus umbellata

Latest revision as of 10:31, 9 May 2022

Shrubs or trees, to 5 m, clonal. Stems armed when young, unarmed when older, silvery-green becoming densely brown-scaly in age. Leaves deciduous; blade elliptic or ovate, (2–)3–8(–10) × 1–2.5 cm, margins entire or ± wavy, surfaces silvery-scaly abaxially, sparsely pubescent, dark green, glossy adaxially. Flowers densely clustered, 3+, appearing to encircle stems; hypanthium narrowly funnelform, 7–8 mm distal to constriction; calyx yellow to cream-white, 3.5–4 mm, calyx lobes with silver scales outside, glabrous inside; nectary disc conspicuous. Fruits bright red or pink, ovoid, 6–8 mm, fleshy, lepidote.


Phenology: Flowering Apr–May.
Habitat: Sandy soils, open areas, oak-hickory woodlands, mesic forests.
Elevation: 0–300 m.

Distribution

Introduced; N.B., N.S., Ont., Ala., Ark., Conn., Del., D.C., Fla., Ga., Ill., Ind., Iowa, Kans., Ky., La., Maine, Md., Mass., Mich., Miss., Mo., Mont., Nebr., N.J., N.Y., N.C., Ohio, Okla., Oreg., Pa., R.I., S.C., Tenn., Vt., Va., Wash., W.Va., Wis., e Asia (China, Japan, Korea).

Discussion

The flowers of Elaeagnus umbellata are more densely clustered and umbel-like than in other species of the genus in the flora area. Originally introduced for soil conservation and as food for wildlife, it is not considered a good plant for home landscapes because it has a tendency to become weedy (M. A. Dirr 2009). The species thrives in acidic or basic soils and birds spread the seeds.

Selected References

None.

Lower Taxa

None.
... more about "Elaeagnus umbellata"
Leila M. Shultz +  and William A. Varga +
Thunberg in J. A. Murray +
Autumn-olive +
N.B. +, N.S. +, Ont. +, Ala. +, Ark. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Maine +, Md. +, Mass. +, Mich. +, Miss. +, Mo. +, Mont. +, Nebr. +, N.J. +, N.Y. +, N.C. +, Ohio +, Okla. +, Oreg. +, Pa. +, R.I. +, S.C. +, Tenn. +, Vt. +, Va. +, Wash. +, W.Va. +, Wis. +, e Asia (China +, Japan +  and Korea). +
0–300 m. +
Sandy soils, open areas, oak-hickory woodlands, mesic forests. +
Flowering Apr–May. +
Syst. Veg. ed. +
Elaeagnus parvifolia +  and E. umbellata var. parvifolia +
Elaeagnus umbellata +
Elaeagnus +
species +