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This species is accepted, and its native range is NE. Tropical Africa.
A specimen from Kew's Herbarium

[GB]
Morphology General Habit
Perennial. Culms geniculately ascending; 150-300 cm long; 3-9 mm diam. Lateral branches fastigiate. Ligule a fringe of hairs. Leaf-blades lanceolate; 7-20 cm long; 6-20 mm wide. Leaf-blade surface scaberulous; rough abaxially. Leaf-blade margins scaberulous.
Morphology Reproductive morphology Inflorescences
Synflorescence compound; fastigiate (bunches of 3-12 inflorescences). Inflorescence a panicle; terminal and axillary. Panicle spiciform; linear; 0.8-2.5 cm long. Primary panicle branches accrescent to a central axis; with lateral stumps on axis. Panicle axis scaberulous; glabrous. Spikelets subtended by an involucre. Fertile spikelets sessile; 1 in the cluster. Involucre composed of bristles; base obtuse. Involucral bristles deciduous with the fertile spikelets; in one whorl; 1 in principal whorl; 7-9 mm long; terete; flexible; glabrous.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; dorsally compressed; acute; 3-3.5 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus base truncate.
Fertile
Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; dorsally compressed; acute; 3-3.5 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus base truncate.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes similar; shorter than spikelet; thinner than fertile lemma. Lower glume oblate; 0.5-0.75 mm long; 0.75 length of upper glume; 0.15-0.2 length of spikelet; hyaline; without keels; 0 -veined. Lower glume lateral veins absent. Lower glume apex obtuse. Upper glume ovate; 0.75-1 mm long; 0.25-0.33 length of spikelet; hyaline; without keels; 0 -veined. Upper glume primary vein absent. Upper glume lateral veins absent. Upper glume apex obtuse.
Morphology Reproductive morphology Flowers Florets
Basal sterile florets barren; without significant palea. Lemma of lower sterile floret elliptic; 1 length of spikelet; membranous; 5 -veined; scaberulous; acute. Fertile lemma elliptic; 3-3.5 mm long; cartilaginous; without keel; 5 -veined. Lemma surface smooth, or scaberulous. Lemma margins flat. Lemma apex acute. Palea cartilaginous.
Morphology Reproductive morphology Flowers
Anthers 3; 2 mm long.
Distribution
Africa: northeast tropical.
Reference
Paniceae. FTA 1993.

Native to:

Eritrea, Ethiopia, Sudan

Cenchrus pirottae (Chiov.) Zon appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jan 1, 1932 Muriel, C.S. [81], Sudan Pennisetum pirottae K000281234

First published in Blumea 64: 214 (2019)

Literature

Kew Backbone Distributions

  • Hedberg, I. & Edwards, S. (eds.) (1995). Flora of Ethiopia and Eritrea 7: 1-430. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.

GrassBase - The Online World Grass Flora
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