Capparaceae
Maerua

Maerua andradae Wild

First published in Bol. Soc. Brot., sér. 2, 32: 41 (1958)
This species is accepted
The native range of this species is N. Mozambique. It is a perennial or subshrub and grows primarily in the seasonally dry tropical biome.

Descriptions

Capparidaceae, H. Wild. Flora Zambesiaca 1:1. 1960

Morphology General Habit
Small shrub or perennial herb up to 30 cm. tall, glabrous except for the sepal-margins; branches greenish, longitudinally striate.
Morphology Leaves
Leaves simple; lamina 5–10 x 1–2.5 cm., narrowly oblong-elliptic or elliptic, apex acuminate, base narrowly cuneate, nerves in 4–5 pairs, fairly prominent on both sides; petioles up to 5 cm. long.
Morphology Reproductive morphology Inflorescences
Inflorescence racemose, terminal or axillary, or flowers single in the axils of the upper leaves; pedicels up to 2.5 cm. long; bracts like the leaves but smaller.
Morphology Reproductive morphology Flowers Receptacle
Receptacle c. 4 mm. long and 2 mm. wide, cylindric, slightly wider at the mouth, longitudinally 10–1 2-ribbed.
Morphology Reproductive morphology Flowers Calyx
Sepals 0.8–1.0 x 0.4–0.5 cm., oblong-spathulate, apex obtuse, mucronulate, margin shortly and densely lanate.
Morphology Reproductive morphology Flowers Corolla
Petals white, c. 7 x 3 mm., narrowly obovate, apexacute, margin undulate.
Morphology Reproductive morphology Flowers Androgynophore
Androgynophore very slightly exceeding the receptacle.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens c. 30; filaments c. 1.8 cm. long; anthers 1.75 x 0.75 mm., oblong.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary on a slightly sulcate gynophore 2–2.7 cm. long, ovoid; ovules 10–12 on 2 placentas; stigma subsessile, capitate.
Morphology Reproductive morphology Fruits
Fruit c. 1 cm. in diam., globose, with a persistent stigma, smooth.
Morphology Reproductive morphology Seeds
Seeds 5–8, c. 5 mm. in diam., irregularly ellipsoid, testa smooth.
[FZ]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/32155/62478207

Conservation
LC - least concern
[IUCN]

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: threatened. Confidence: confident
[AERP]

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

  • IUCN Categories

    • IUCN Red List of Threatened Species
    • http://creativecommons.org/licenses/by-nc-sa/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