Difference between revisions of "Conopholis americana"

(Linnaeus) Wallroth

Orobanches Gen. Diask., 78. 1825.

Common names: American cancer-root conopholis d'Amérique
Basionym: Orobanche americana Linnaeus Mant. Pl. 1: 88. 1767
Treatment appears in FNA Volume 17. Treatment on page 462.
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|species=Conopholis americana

Latest revision as of 19:37, 5 November 2020

Stems 6–20 cm. Leaves triangular to broadly lanceolate, 5.5–18 × 5–12 mm, glabrous or minutely hairy along margins. Bracts mostly concealing calyces, lanceolate, 5–18 × 2–8 mm, margins entire or minutely erose, not ciliate, glabrous, veins visible or obscure. Pedicels 0–4(–6) mm; bracteoles 2. Flowers: calyx 3–8 mm, lobe margins entire or erose, not ciliate, apex acute; corolla 8–14 mm; anthers glabrous. Capsules 5–15 × 5–12 mm; styles persistent.


Phenology: Flowering Feb–Jun.
Habitat: Under oaks in moist deciduous or mixed deciduous-coniferous woods.
Elevation: 30–600 m.

Distribution

Man., N.S., Ont., Que., Ala., Conn., Del., D.C., Fla., Ga., Ill., Ind., Ky., Maine, Md., Mass., Mich., N.H., N.J., N.Y., N.C., Ohio, Pa., R.I., S.C., Tenn., Vt., Va., W.Va., Wis., s Mexico.

Discussion

A. G. Rodrigues et al. (2013) noted the existence of a single historical specimen from Jeff Davis County, Texas, and suggested that this represented a historical disjunction. However, it is also possible that the specimen in question was mislabeled.

V. Baird and J. L. Riopel (1986) documented the dispersal of Conopholis americana in the eastern United States by deer and rodents.

Lower Taxa

None.
... more about "Conopholis americana"
L. Turner Collins +, Alison E. L. Colwell +  and George Yatskievych +
(Linnaeus) Wallroth +
Orobanche americana +
American cancer-root +  and conopholis d'Amérique +
Man. +, N.S. +, Ont. +, Que. +, Ala. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Ky. +, Maine +, Md. +, Mass. +, Mich. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Pa. +, R.I. +, S.C. +, Tenn. +, Vt. +, Va. +, W.Va. +, Wis. +  and s Mexico. +
30–600 m. +
Under oaks in moist deciduous or mixed deciduous-coniferous woods. +
Flowering Feb–Jun. +
Orobanches Gen. Diask., +
baird1986a +
Conopholis americana +
Conopholis +
species +