Cyperaceae
Carex

Carex phragmitoides Kük.

First published in Repert. Spec. Nov. Regni Veg. 21: 329 (1925)
This species is accepted
The native range of this species is S. Ethiopia to N. Tanzania. It is a perennial or rhizomatous geophyte and grows primarily in the subtropical 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: low confidence
[AERP]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/185414/8407060

Conservation
VU - vulnerable
[IUCN]

Cyperaceae, K Hoenselaar, B. Verdcourt & H. Beentje. Hypolytrum, D Simpson. Fuirena, M Muasya. Flora of Tropical East Africa. 2010

Type
Type: Tanzania, Masai District, Ossirwa Crater, Jaeger 446 (B†, holo.; K!, fragment)
Morphology General Habit
Tufted leafy perennial 40–90 cm tall, with creeping woody rhizome
Morphology Leaves
Leaves overtopping the stems, 6–12 mm wide, flat.
Morphology Leaves Leaf sheaths
Sheaths brown
Morphology Reproductive morphology Inflorescences
Inflorescence of 4–5 clustered dense spikes, 4 cm long, 4 mm wide; terminal male and laterals female.
Morphology Reproductive morphology Inflorescences Bracts
Bracts leafy, exceeding the inflorescence.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes brown or dark brown, oblong, 5.5–7 mm long including the 2–4.5 mm green or reddish brown excurrent scabrid-hairy arista; margins and surface of glumes scabrid
Morphology Reproductive morphology Fruits
Utricles greenish or dark reddish brown, much shorter than the glumes, ellipsoid, 3–4 mm long, stipitate (fide Kükenthal), distinctly ribbed, sparsely hispid; beak distinctly bifid.
Ecology
Upland bogs and marshes in ericaceous zone, streamsides, crater lake edges; 2500–3100 m
Distribution
Range: Not known elsewhere Flora districts: K3 K4 T2
[FTEA]

Sources

  • Angiosperm Extinction Risk Predictions v1

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

  • Flora of Tropical East Africa

    • Flora of Tropical East Africa
    • 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/

  • 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