Blainvillea acmella (L.) Philipson

First published in Blumea 6: 350 (1950)
This species is accepted
The native range of this species is Tropical & Subtropical Asia to Queensland (Torres Strait Islands). It is an annual and grows primarily in the seasonally dry tropical 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]

Compositae, H. Beentje, C. Jeffrey & D.J.N. Hind. Flora of Tropical East Africa. 2005

Morphology General Habit
Annual herb, erect, 0.3–1.2 m high; stems hardly to much branched, scabrid-pilose.
Morphology Leaves
Leaves elliptic to ovate, to 12 cm long, to 8 cm wide, base cuneate, margins serrate-crenate, apex acuminate, 3-veined from base, scabridulous.
Morphology Reproductive morphology Inflorescences Capitulum
Capitula slightly elongate-campanulate; involucre 10 mm long; phyllaries pale green with darker veins, oblong to elliptic, pilose and glandular.
Morphology Reproductive morphology Flowers Florets
Ray florets whitish, 3–5, ray 1–1.6 mm long, glabrous; disc florets whitish, 3.6 mm long.
Morphology Reproductive morphology Fruits
Achenes narrowly obovoid, 3–5 mm long; pappus of 1–3 weak bristles to 1 mm long, on the edge of a shallow cup.
Figures
Fig. 154 (p. 736)
Habitat
hady sites in dry bushland or woodland, especially where disturbed, also in riverine fringe within this zone; 450–1350 m
Distribution
K1 K3 K4 K6 K7 P T1 T2 T3 T5 T7 widely distributed in tropical Africa and Asia
[FTEA]

M. Thulin et al. Flora of Somalia, Vol. 1-4 [updated 2008] https://plants.jstor.org/collection/FLOS

Morphology General Habit
Annual herb 0.6–1 m high
Morphology Stem
Stem branched, scabrid
Morphology Leaves
Leaves opposite or upper ones alternate, elliptic to ovate, 3–10 x 0.6–5 cm, margins crenate‑serrate, apex acuminate; petiole to 2.5 cm long
Morphology Reproductive morphology Inflorescences
Capitula terminal at the end of shoots or axillary; stalks of capitula up to 2.5 cm long
Morphology Reproductive morphology Inflorescences Bracts Phyllaries
Phyllaries 2-seriate, 4–10 mm long
Ray
Ray florets white, tube c. 2 mm long, blade c. 1.2 mm long; disk florets white, c. 3.5 mm long
Morphology Reproductive morphology Fruits
Achenes blackish, 4–6.6 mm long.
Distribution
S1 widespread in tropical Africa and Asia.
Ecology
Altitude range 200–450 m.
Note
First record for Somalia.
[FSOM]

Vernacular
Botón de oro
[UPFC]

Common Names

English
Paniculated spot flower, Para cress, Paraguay cress, Spot flower

Sources

  • Angiosperm Extinction Risk Predictions v1

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

    • Flora of Somalia
    • 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 2024. 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 2024. 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
  • Plants and People Africa

    • Common Names from Plants and People Africa http://www.plantsandpeopleafrica.com/
    • © Plants and People Africa http://www.plantsandpeopleafrica.com http://creativecommons.org/licenses/by/3.0/
  • Useful Plants and Fungi of Colombia

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