Araceae
Culcasia

Culcasia insulana N.E.Br.

First published in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 8: 175 (1901)
This species is accepted
The native range of this species is W. Central Tropical Africa. It is a climber and grows primarily in the wet 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]

CATE Araceae, 17 Dec 2011. araceae.e-monocot.org

General Description
Plant climbing reaching 1-5 m above the ground; Anchor roots sparse, 0.5-5 cm long; Stem ± densely verrucose, 3-5 mm thickness when dry; Internodes 1.5-7 cm. LEAVES with petiole 5.5-10 cm, sheathing for more than 3/4 its length; Sheath broad, deeply canaliculate; Blade 10-18 x 3-6 cm, lanceolate ± arcuate assymetric, rarely oblong assymetric, base broadly acute, more rarely cuneate obtuse, apex acuminate, acumen 1-1.5 cm; 4-7 pairs primary veins, all ascending, linking between then by secondary veins; Network of veinlets rather prominent; Translucent glandular dashes and dots ± visible; miniscule and numerous circular excressences on the lower surface of the blade; Absence of parenchyma gaps in the blade. INFLORESCENCES terminal, 1-2; Peduncle shorter than petioles, 3-5 cm; Spathe 2-3 cm, apiculate; Spadix included, claviform, sessile to substipitate; Ovary unilocular; 1-2 ovules, anatropous. INFRUCTESCENCE: Berries ovoid.
Distribution
Bioko, Cameroon, Zaire and probably in Centrafrique. In Cameroon, this rare species has been collected in the regions of Mamfe, Kumba and Buea, in damaged forest understorey.
[CATE]

Sources

  • Angiosperm Extinction Risk Predictions v1

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

  • CATE Araceae

    • Haigh, A., Clark, B., Reynolds, L., Mayo, S.J., Croat, T.B., Lay, L., Boyce, P.C., Mora, M., Bogner, J., Sellaro, M., Wong, S.Y., Kostelac, C., Grayum, M.H., Keating, R.C., Ruckert, G., Naylor, M.F. and Hay, A., CATE Araceae, 17 Dec 2011.
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Herbarium Catalogue Specimens

    • 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