Rubiaceae
Rytigynia

Rytigynia pawekiae Verdc.

First published in Kew Bull. 42: 168 (1987)
This species is accepted
The native range of this species is Malawi. It is a shrub and grows primarily in the desert or dry shrubland 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]

Rubiaceae, D. Bridson. Flora Zambesiaca 5:2. 1998

Morphology General Habit
Shrub up to 2 m tall, the younger branches pale but later ferruginous, densely covered with appressed brown hairs.
Morphology Leaves
Leaves paired, 3–6 × 1.2–3 cm, oblong, shortly subobtusely acuminate at the apex, cuneate to rounded at the base, densely grey pubescent on both surfaces; stipule sheath 2 mm long, pubescent; stipule appendage 3–6 mm long, subulate.
Morphology Reproductive morphology Inflorescences
Cymes dichasial, (1)7–13-flowered, the flowers congested; peduncle 0–4 mm long; pedicels 3–4 mm long; bracts subhyaline, 2 mm long, elliptic; bracteoles 1–1.5 mm long, narrowly ovate.
Morphology Reproductive morphology Flowers Calyx
Calyx tube 1.5–2 mm long, campanulate, rugulose, densely pubescent; limb short, 0.2–0.8 mm long, ± hyaline, glabrous, subdentate or slightly crenate-dentate.
Morphology Reproductive morphology Flowers Corolla
Corolla shortly acuminate in bud; yellow, pubescent above; tube 3.5 mm long, glabrous below outside, inside with a ring of deflexed hairs at the throat which reach to the middle of the tube; lobes 4.6 × 1.6–2 mm including the 1 mm long appendage, narrowly ovate-triangular, pubescent outside.
Morphology Reproductive morphology Flowers Gynoecium Style
Style 4.5 mm long.
Morphology Reproductive morphology Flowers Pollen presenter
The pollen presenter 1.5 mm long, subglobose, 8-sulcate, 3-lobed at the apex.
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary 3-locular.
Morphology Reproductive morphology Fruits
Fruit not known.
[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

    • '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 2025. 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 2025. 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