Acanthaceae
Crossandra

Crossandra pinguior S.Moore

First published in J. Bot. 51: 214 (1913)
This species is accepted
The native range of this species is Zambia. It is a perennial or rhizomatous geophyte 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: threatened. Confidence: confident
[AERP]

J. R. Timberlake, E. S. Martins (2013). Flora Zambesiaca, Vol 8 (5) Acanthaceae Part 1. Royal Botanic Gardens, Kew

Type
Zambia, Nyenyeshi (N’jenyeshi) R., 28.xii.1907, Kässner 2225 (BM holotype, HBG, K, P).
Morphology General Habit
Acaulescent pyrophytic herb from a creeping woody rootstock, or with finely sericeous- puberulous stems up to 5 cm tall
Morphology Leaves
Leaves in whorls of 4, finely and sparsely sericeous-puberulous, densest on veins, sessile; lamina elliptic, largest 11–18.5 × 3.5–6 cm; apex subacute to broadly rounded or retuse
Morphology Reproductive morphology Inflorescences
Spike 4–8.5 cm long; peduncle 4–13 cm long, finely sericeous-puberulous
Morphology Reproductive morphology Inflorescences Bracts
Sterile bracts 12–15 mm long; fertile bracts coriaceous, green with a broad white margin, entire when young, irregularly frayed with age, elliptic to obovate, 23–29 × 10–12 mm, narrowing gradually to an acute to acuminate straight non-pungent tip, finely puberulous, with several parallel longitudinal veins, no reticulum
Morphology Reproductive morphology Inflorescences Bracteoles
Bracteoles glumaceous, obovate, frayed with age, 15–16 mm long including a fine terminal bristle 1–2 mm long, finely puberulous
Morphology Reproductive morphology Flowers Calyx
Sepals ovate- elliptic or broadly so, terminating in fine bristles 1–3 mm long, glabrous or finely and sparsely sericeous-puberulous on apical part and finely ciliate, dorsal and ventral 11–13 mm long, lateral 9–10 mm long
Morphology Reproductive morphology Flowers Corolla
Corolla salmon pink; tube 25–28 mm long, slightly bent at insertion of stamens; limb 18–28 mm long
Morphology Reproductive morphology Flowers Gynoecium Style
Style hairy
Morphology Reproductive morphology Fruits
Capsule c.17 mm long
Morphology Reproductive morphology Seeds
Seeds c.5 × 4 mm.
Distribution
Zambia. Not known elsewhere.
Ecology
Brachystegia woodland on stony to sandy soil; 650–1300 m.
Conservation
Endemic to N parts of Zambia; not threatened.
[FZ]

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

  • 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