Difference between revisions of "Alliaria petiolata"

(M. Bieberstein) Cavara & Grande

Bull. Orto Bot. Regia Univ. Napoli 3: 418. 1913.

Basionym: Arabis petiolata M. Bieberstein Fl. Taur.-Cauc. 2: 126. 1808
Synonyms: Alliaria officinalis Andrzejowski ex M. Bieberstein Erysimum alliaria Linnaeus
Treatment appears in FNA Volume 7. Treatment on page 745.
FNA>Volume Importer
FNA>Volume Importer
(No difference)

Revision as of 22:52, 16 December 2019

Stems simple or branched distally, (1.5–)3–9(–13) dm; glabrous or pilose basally, trichomes to 1.5 mm. Basal leaves: petiole 3–16(–22) cm; blade reniform or cordate, (6–)15–88(–118) mm wide (shorter in length), surfaces glabrous or pilose. Cauline leaves: petiole shorter than basal; blade ovate, cordate, or deltate, to 15 × 15 cm, base cordate or truncate, margins acutely to obtusely toothed, apex acute. Racemes several-flowered. Fruiting pedicels terete, (2–)3–10(–15) mm. Flowers: sepals (2–)2.5–3.5(–4.5) × 0.7–1.5 mm; petals (2.5–)4–8(–9) × (1.5–)2–3(–3.5) mm, base attenuate to clawlike; filaments 2–3.5(–4.5) mm; anthers oblong, 0.7–1 mm. Fruits divaricate-ascending, subtorulose, quadrangular or subterete, (2–)3–7(–8) cm × 1.2–2.5 mm; style (0.2–)1–2(–3) mm. Seeds dark brown or black, narrowly oblong, 2–4.5 × 0.7–2 mm. 2n = 42.


Phenology: Flowering Apr–May.
Habitat: Roadsides, trails, railroad tracks, stream banks, waste places, fields, shaded woodlands, bluffs, thickets, steep slopes, disturbed fields, floodplains, woods, shaded forest floor
Elevation: 0-1200 m

Distribution

V7 1311-distribution-map.gif

B.C., Ont., Conn., Del., D.C., Ill., Ind., Iowa, Kans., Ky., Maine, Md., Mass., Mich., Mo., Nebr., N.H., N.J., N.Y., N.C., Ohio, Okla., Oreg., Pa., R.I., Tenn., Utah, Vt., Va., Wash., W.Va., Wis., South America (Argentina), Eurasia, n Africa.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Alliaria petiolata"
Ihsan A. Al-Shehbaz +
(M. Bieberstein) Cavara & Grande +
Arabis petiolata +
B.C. +, Ont. +, Conn. +, Del. +, D.C. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, Maine +, Md. +, Mass. +, Mich. +, Mo. +, Nebr. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Okla. +, Oreg. +, Pa. +, R.I. +, Tenn. +, Utah +, Vt. +, Va. +, Wash. +, W.Va. +, Wis. +, South America (Argentina) +, Eurasia +  and n Africa. +
0-1200 m +
Roadsides, trails, railroad tracks, stream banks, waste places, fields, shaded woodlands, bluffs, thickets, steep slopes, disturbed fields, floodplains, woods, shaded forest floor +
Flowering Apr–May. +
Bull. Orto Bot. Regia Univ. Napoli +
Alliaria officinalis +  and Erysimum alliaria +
Alliaria petiolata +
Alliaria +
species +