Convolvulaceae
Convolvulus

Convolvulus arvensis L.

First published in Sp. Pl.: 153 (1753)
This species is accepted
The native range of this species is Temp. & Subtropical Old World. It is a perennial and grows primarily in the temperate biome.

Descriptions

Extinction risk predictions for the world's flowering plants to support their conservation (2024). Bachman, S.P., Brown, M.J.M., Leão, T.C.C., Lughadha, E.N., Walker, B.E. https://nph.onlinelibrary.wiley.com/doi/full/10.1111/nph.19592

Conservation
Predicted extinction risk: not threatened. Confidence: confident
[AERP]

Convolvulaceae, Maria Leonor Gonçalves. Flora Zambesiaca 8:1. 1987

Morphology General Habit
Perennial herb forming several to many annual stems from a long taproot.
Morphology Stem
Stems prostrate or twining, angular, sparsely pubescent to glabrous.
Morphology Leaves
Leaf lamina entire, ovate-oblong or oblong, 1·5–4·5 × 0·5–1·5 cm., with a hastate or sagittate base, obtuse or mucronulate at the apex, glabrous or thinly hairy; petiole 5–10 mm. long.
Morphology Reproductive morphology Flowers
Flowers axillary, solitary or sometimes 2–3 flowered cymes; peduncles 1–1·5 cm.; bracts linear, about 2 mm. long; pedicels up to 10 mm. long.
Morphology Reproductive morphology Flowers Calyx
Sepals slightly unequal, elliptic-circular or oblong, 3.5–5 mm. long.
Morphology Reproductive morphology Flowers Corolla
Corolla white or pink or both, broadly funnel-shaped, about 2 cm. long in the limb shallowly lobed, glabrous except at apices of the midpetaline areas.
Morphology Reproductive morphology Fruits
Capsule ovoid-globose, glabrous, 4-seeded.
Morphology Reproductive morphology Seeds
Seeds dark brown or black.
[FZ]

Convolvulaceae, B. Verdcourt (East African Herbarium). Flora of Tropical East Africa. 1963

Morphology General Habit
Perennial herb; stems prostrate or twining, glabrous or pubescent.
Morphology Leaves
Leaf-blade glabrescent, ovate-oblong to lanceolate, 1.5–7.5 cm. long, 1–3 cm. wide, obtuse or mucronulate at the apex, hastate or sagittate at the base; petiole 0.5–2 cm. long.
Morphology Reproductive morphology Inflorescences
Peduncle 1(–2–3)-flowered, 2–4 cm. long; bracts linear, about 3 mm. long.
Morphology Reproductive morphology Flowers Calyx
Sepals elliptic-orbicular or oblong, 3.5–5 mm. long, 2–3.5 mm. wide.
Morphology Reproductive morphology Flowers Corolla
Corolla white or pink or both, broadly funnel-shaped, about 2 cm. long.
Morphology Reproductive morphology Fruits
Capsule glabrous, ovoid-globose, 5–8 mm. long, 4-seeded.
Morphology Reproductive morphology Seeds
Seeds dark brown or black, 3–4 mm. long.
Habitat
Weed in cultivations on black cotton and other soils; about 1500 m.
Distribution
widely distributed in the temperate regions of both hemispheresa frequently introduced European weed in the Kenya highlands K3 K4 K6
[FTEA]

Sources

  • Angiosperm Extinction Risk Predictions v1

    • Angiosperm Threat Predictions
    • http://creativecommons.org/licenses/by/4.0

  • Flora Zambesiaca

    • Flora Zambesiaca
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Flora of Tropical East Africa

    • Flora of Tropical East Africa
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Herbarium Catalogue Specimens

    • 'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    • Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Science Photographs

    • Copyright applied to individual images

  • Neotropikey

    • Milliken, W., Klitgard, B. and Baracat, A. (2009 onwards), Neotropikey - Interactive key and information resources for flowering plants of the Neotropics.
    • http://creativecommons.org/licenses/by/3.0