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This species is accepted, and its native range is N. Somalia.
A specimen from Kew's Herbarium

[FSOM]

M. Thulin et al. Flora of Somalia, Vol. 1-4 [updated 2008] https://plants.jstor.org/collection/FLOS

Type
N3, gorge of “Wadi Nogal”, 5 km from “Eil”, Bally & Melville 15547 (K holo.)
Morphology General Habit
Small perennial or perhaps sometimes annual with a minute root system with densely pubescent roots
Morphology Stem
Stems 2–8 cm long and 0.5–0.8 mm thick, obtusely triangular or with 1 flat and 1 concave side, glabrous with shallow longitudinal ridges, not swollen at the base
Morphology Leaves
Leaves all basal; sheaths light brown to purplish with wide translucent margins, glabrous, densely crowded and forming a 1–1.5 cm long and 3–5 mm thick narrowly ovate cylinder or pseudobulb; blades probably 1–2 cm long but strongly and repeatedly spirally twisted, 0.2–0.5 mm wide, as dry reddish brown, very thick and glabrous except for the thin uncoloured and irregularly scabrid marginal border
Morphology Reproductive morphology Inflorescences
Inflorescence a solitary terminal group of 2–6 sessile erect or spreading spikelets; involucral bracts 2–3, up to 1 cm long with a glume-like base and a spirally twisted blade
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets 6–20 x 2–2.5 mm, linear, 10–50-flowered; rhachis reddish brown, flattened but not winged, with flowers at c. 0.5 mm intervals
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes 2–2.5 mm long, triangular-ovate, light to medium reddish brown with an indistinct paler margin, with 5–7 prominent narrow nerves on each side of the midrib that is thickened above and excurrent into a short (to 0.5 mm long) slightly recurved mucro, glabrous except for the often scabrid midrib
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 3
Morphology Reproductive morphology Flowers Gynoecium Style
Style 2.5–3 mm long, with 3 branches
Morphology Reproductive morphology Fruits
Nutlet 0.7–0.9 x 0.4–0.5 mm, obovate, triangular with 3 flat sides, greyish and smooth with a prominent cuticular layer, darker to almost blackish and minutely papillose when this layer is worn off.
Distribution
N3 not known elsewhere.
Ecology
Altitude range 50–150 m.

Native to:

Somalia

Cyperus micromedusaeus Lye appears in other Kew resources:

Date Reference Identified As Barcode Type Status
May 10, 1995 Bally, P.R.O. [15547], Somalia K000321406 holotype

First published in Nordic J. Bot. 16: 373 (1996)

Accepted by

  • Govaerts, R. & Simpson, D.A. (2007). World Checklist of Cyperaceae. Sedges: 1-765. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.

Literature

Flora of Somalia

  • Flora Somalia, Vol 4, (1995) Author: by K. A. Lye [updated by M. Thulin 2008]

Flora of Somalia
Flora of Somalia
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 Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0