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This species is accepted, and its native range is Nigeria to Eritrea and S. Africa, SW. Arabian Peninsula.
A specimen from Kew's Herbarium

[GB]
Morphology General Habit
Perennial; caespitose. Rhizomes elongated. Butt sheaths glabrous. Culms erect, or geniculately ascending; 10-150 cm long. Leaf-sheaths glabrous on surface. Ligule a fringe of hairs. Leaf-blades flat, or convolute; 3-40 cm long; 2-8 mm wide. Leaf-blade apex attenuate; filiform.
Morphology Reproductive morphology Inflorescences
Inflorescence a panicle. Peduncle glabrous. Panicle spiciform; linear, or oblong; 2-15 cm long. Primary panicle branches accrescent to a central axis; with lateral stumps on axis. Panicle axis with rounded ribs; scaberulous; glabrous; bearing deciduous spikelet clusters. Spikelets subtended by an involucre. Fertile spikelets sessile; 1 in the cluster. Involucre composed of bristles; oblong; 5-14 mm long; base truncate. Involucral bristles deciduous with the fertile spikelets; numerous; with longest bristle scarcely emergent; 5-14 mm long; terete; flexible; glabrous.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate, or ovate; dorsally compressed; acuminate; 2.5-5 mm long; falling entire; deciduous with accessory branch structures.
Fertile
Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate, or ovate; dorsally compressed; acuminate; 2.5-5 mm long; falling entire; deciduous with accessory branch structures.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes one the lower absent or obscure; shorter than spikelet; thinner than fertile lemma. Upper glume oblong, or ovate; 0.2-0.25 length of spikelet; hyaline; without keels; 0-1 -veined. Upper glume primary vein absent, or distinct. Upper glume lateral veins absent. Upper glume apex emarginate, or obtuse, or acute.
Morphology Reproductive morphology Flowers Florets
Basal sterile florets barren; without significant palea. Lemma of lower sterile floret elliptic, or ovate; (0.25-)0.33-0.66(-0.75) length of spikelet; membranous; 1-3 -veined; cuspidate, or acuminate; mucronate. Awn of lower sterile floret 0.5-1.5 mm long. Fertile lemma ovate; 2.5-5 mm long; membranous; without keel; 5-7 -veined. Lemma margins flat. Lemma apex acuminate; muticous, or mucronate. Palea 1 length of lemma; membranous.
Morphology Reproductive morphology Flowers
Lodicules absent. Anthers 3; 1.5-2.5 mm long; anther tip smooth, or penicillate. Styles connate below; 0.2 of their length connate.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp; oblong; dorsally compressed; 1.7 mm long.
Distribution
Africa: west tropical, west-central tropical, northeast tropical, east tropical, southern tropical, and south. Asia-temperate: Arabia. Asia-tropical: India. Australasia: Australia.
Reference
Paniceae. FTEA.

[FTEA]

Gramineae, W. D. Clayton, S. M. Phillips & S. A. Renvoize. Flora of Tropical East Africa. 1974

Morphology General Habit
Loosely tufted rhizomatous perennial; culms 10–150 cm. high, erect or geniculate.
Morphology Leaves
Leaf-blades linear, 3–40 cm. long, 2–8 mm. wide, flat or convolute, tapering to a filiform tip; sheaths glabrous except for margins and throat.
Morphology Reproductive morphology Inflorescences
Panicle linear to narrowly oblong, 2–15 cm. long, dense; rhachis cylindrical, with rounded ribs and distinct peduncle-stumps, scaberulous; involucre enclosing 1 sessile spikelet, stipeless and truncate at the base; bristles fine, glabrous, the longest 5–14 mm.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets lanceolate to narrowly ovate, 2.5–5 mm. long, acuminate; lower glume suppressed or up to 1 mm. long; upper glume up to 1/4 the length of the spikelet, acute to emarginate; lower lemma barren, (1/4–)1/3–2/3(–3/4) the length of the spikelet, abruptly acuminate to cuspidate, usually with a mucro 0.5–1.5 mm. long; upper lemma as long as the spikelet, acuminate or with a mucro up to 1 mm. long; anther-tips smooth, with a few tiny hairs, or distinctly penicillate.
Habitat
Upland pasture, particularly on damp soils, extending to roadsides and old cultivation; 1500–3500 m.
Distribution
Zaire and Ethiopia to South Africa K2 K3 K4 K5 T2 T3 T4 T7 U1 U2 U3

[FZ]

Gramineae, W. D. Clayton. Flora Zambesiaca 10:3. 1989

Morphology General Habit
Loosely tufted rhizomatous perennial.
Morphology Culms
Culms 10–150 cm. high, erect or geniculate, glabrous or pubescent below panicle.
Morphology Leaves Leaf lamina
Leaf laminae 2–8 mm. wide, flat or convolute.
Morphology Reproductive morphology Inflorescences
Panicle 2–15 cm. long, linear to narrowly oblong; rhachis cylindrical with rounded ribs and distinct peduncle stumps, scaberulous; involucre enclosing 1 sessile spikelet, the base truncate; bristles fine, glabrous, the longest 5–14 mm.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets 2.5–5 mm. long.
Morphology Reproductive morphology Inflorescences Bracts Glume
Inferior glume suppressed or up to 1 mm. long, the superior up to 1/4 length of spikelet, acute to emarginate.
Morphology Reproductive morphology Inflorescences Bracts Lemma
Inferior lemma (1/4)1/3–2/3(3/4) length of spikelet, abruptly acuminate to cuspidate, usually with a mucro 0.5–1.5 mm. long. Superior lemma thinly coriaceous, acuminate or with a mucro up to 1 mm. long.
Inferior
Inferior lemma (1/4)1/3–2/3(3/4) length of spikelet, abruptly acuminate to cuspidate, usually with a mucro 0.5–1.5 mm. long.
Superior
Superior lemma thinly coriaceous, acuminate or with a mucro up to 1 mm. long.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anther tips smooth to distinctly penicillate.

[FWTA]

Gramineae, W. D. Clayton. Flora of West Tropical Africa 3:2. 1972

Morphology General Habit
Perennial with slender culms 30–90 cm. high
Ecology
Damp places.

Native to:

Angola, Burundi, Cape Provinces, Eritrea, Ethiopia, Free State, Kenya, KwaZulu-Natal, Lesotho, Malawi, Nigeria, Northern Provinces, Rwanda, Senegal, Sudan, Swaziland, Tanzania, Uganda, Yemen, Zambia, Zaïre, Zimbabwe

Introduced into:

Canary Is., Sri Lanka

Cenchrus geniculatus Thunb. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Schimper [11], Ethiopia Pennisetum thunbergii K000215207 isotype
Schimper [11], Ethiopia Pennisetum thunbergii K000215208 isotype
Schimper [11], Ethiopia Pennisetum thunbergii K000215209 isotype
Frils, I. [1055], Ethiopia Pennisetum thunbergii K000281153
Snowden, J.D. [1181], Uganda Pennisetum thunbergii K000281217 holotype
Snowden, J.D. [1181], Uganda Pennisetum thunbergii K000281219 holotype
Snowden, J.D. [1181], Uganda Pennisetum thunbergii K000281222 holotype
MacOwan [1661], South Africa Pennisetum thunbergii K000281273 Unknown type material
Galpin, E.E. [2368], South Africa Pennisetum thunbergii K000281272 syntype
Bidgood, S. [5189], Tanzania Pennisetum thunbergii K000190417
Bidgood, S. [5413], Tanzania Pennisetum thunbergii K000190643
Schweinfurth, G.A. [1471], Yemen Pennisetum thunbergii K001056157 Unknown type material

First published in Prodr. Pl. Cap.: 24 (1794)

Not accepted by

  • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne. [Cited as Pennisetum thunbergii.]

Literature

Kew Backbone Distributions

  • Clayton, W.D. & Renvoize, S.A. (1982). Gramineae Flora of Tropical East Africa 3: 451-898.
  • Clayton, W.D. (1989). Flora Zambesiaca 10(3): 1-231. Royal Botanic Gardens, Kew.
  • Cope, T.A., Knees, S.G. & Miller, A.G. (2007). Flora of the Arabian peninsula and Socotra 5(1): 1-387. Edinburgh University Press.
  • Dassanayake (ed.) (1994). A Revised Handbook to the Flora of Ceylon 8: 1-458. Oxford & IBH Publishing Co. PVT. LTD., New Delhi, Calcutta.
  • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
  • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
  • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.
  • 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.
  • Hepper, F.N. (ed.) (1972). Flora of West Tropical Africa, ed. 2, 3(2): 277-574.
  • Lebrun, J.P. (1973). Énumération des plantes vasculaires du Sénégal: 1-209. Maisons Alfort: Institut d'élevage et de médecine vétérinaire des pays tropicaux.
  • Lewalle, J. (1970). Liste floristique et répartition altitudinale de la flore du Burundi occidental: 1-84. Université officielle de Bujumbura.
  • Troupin, G. (ed.) (1988). Flora du Rwanda 4: I-X, 1-651. Musee Royal de l'Afrique Centrale.

Flora Zambesiaca
Flora Zambesiaca
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Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Flora of West Tropical Africa
Flora of West Tropical Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

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