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This species is accepted, and its native range is N. Africa to Afghanistan and Tanzania.
Pennisetum setaceum (Forssk.) Chiov.

[CPLC]

Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co

Distribution
Cultivada en Colombia; Alt. 0 - 3000 m.; Andes, Llanura del Caribe, Orinoquia, Valle del Cauca, Valle del Magdalena.
Morphology General Habit
Hierba

[FZ]

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

Morphology General Habit
Densely tufted perennial.
Morphology Culms
Culms 20–130 cm. high.
Morphology Leaves Leaf lamina
Leaf laminae convolute with midrib noticeably thickened on upper surface, rigid, harsh, glaucous.
Morphology Reproductive morphology Inflorescences
Panicle 6–30 cm. long, linear; rhachis cylindrical with shallow angular ribs below the stumpless scars, glabrous to pilose; involucre borne upon a slender pubescent stipe 1–3 mm. long, enclosing 1–3 spikelets, one of them sessile the others shortly pedicelled; bristles, at least the inner, shortly plumose, the longest 16–40 mm.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets 4.5–6.5 mm. long.
Morphology Reproductive morphology Inflorescences Bracts Glume
Inferior glume up to 1/3 length of spikelet, usually subrotund, sometimes suppressed; superior glume 1/4–2/3 length of spikelet.
Inferior
Inferior lemma as long as spikelet.
Morphology Reproductive morphology Inflorescences Bracts Lemma
Superior lemma similar to inferior, occasionally the rhachilla prolonged as a tiny bristle. Inferior lemma as long as spikelet.
Superior
Superior lemma similar to inferior, occasionally the rhachilla prolonged as a tiny bristle.

[FWTA]

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

Morphology General Habit
Densely tufted perennial
Morphology Leaves
Hard glaucous leaf-blades.

[FSOM]

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

Morphology General Habit
Densely tufted perennial up to 130 cm high, the stems usually unbranched; leaves inrolled with noticeably thickened midrib on the upper surface, rigid, harsh, glaucous; ligule a line of hairs
Morphology Reproductive morphology Inflorescences
Panicle linear, 6–30 cm long; rhachis with shallowly angular ribs below the stumpless scars, glabrous to pilose; involucre enclosing 1 sessile and 0–1(–2) pedicelled spikelets, borne upon a slender pubescent stipe 1–3 mm long; bristles loosely plumose, the longest 16–40 mm
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets lanceolate, (4.5–)5–7 mm long; lower glume vestigial or up to 2 mm long; upper glume 1/5–2/3 the length of the spikelet; lower lemma as long as the spikelet, male or barren, acuminate; upper lemma similar to the lower.
Distribution
N1–3 North and North-east Africa and South-west Asia.
Ecology
Altitude range 1200–1800 m.
Vernacular
Arabjeb, arablab, baldoli (Somali).

[GB]
Morphology General Habit
Perennial; caespitose. Culms 20-130 cm long. Ligule a fringe of hairs. Leaf-blades convolute; 15-30 cm long; 1-3 mm wide; stiff; glaucous. Leaf-blade midrib widened.
Morphology Reproductive morphology Inflorescences
Inflorescence a panicle. Panicle spiciform; linear; 6-30 cm long. Primary panicle branches accrescent to a central axis; with sessile scars on axis. Panicle axis angular; glabrous, or pilose; bearing deciduous spikelet clusters. Spikelets subtended by an involucre. Fertile spikelets sessile and pedicelled; 1-3 in the cluster; 1 sessile. Involucre composed of bristles; oblong; 12-26 mm long; base bluntly stipitate (1-3mm); base pubescent. Involucral bristles deciduous with the fertile spikelets; numerous; with an outer whorl of thinner bristles; with one conspicuously longer bristle; 16-40 mm long; terete; flexible; plumose.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension, or with a barren rhachilla extension. Spikelets lanceolate; dorsally compressed; 4.5-6.5 mm long; falling entire; deciduous with accessory branch structures.
Fertile
Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension, or with a barren rhachilla extension. Spikelets lanceolate; dorsally compressed; 4.5-6.5 mm long; falling entire; deciduous with accessory branch structures.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes one the lower absent or obscure, or two; dissimilar; shorter than spikelet; thinner than fertile lemma. Lower glume ovate, or orbicular; 0.1-0.33 length of spikelet; hyaline; without keels; 0 -veined. Lower glume lateral veins absent. Lower glume apex obtuse. Upper glume lanceolate, or ovate; 0.25-0.66 length of spikelet; membranous; without keels; 1 -veined. Upper glume lateral veins absent. Upper glume surface asperulous. Upper glume apex acute, or acuminate; mucronate.
Morphology Reproductive morphology Flowers Florets
Basal sterile florets male, or barren; with palea, or without significant palea. Lemma of lower sterile floret lanceolate, or ovate; 1 length of spikelet; membranous; 1-3(-5) -veined; scaberulous; rough on veins; acuminate; mucronate. Fertile lemma oblong; 4.5-6.5 mm long; membranous; without keel; 5 -veined. Lemma margins flat. Lemma apex acute.
Morphology Reproductive morphology Flowers
Lodicules absent. Anthers 3; 2.5-3.5 mm long; anther tip smooth. Styles connate below.
Distribution
Europe: southeastern. Africa: north, Macaronesia, west tropical, northeast tropical, east tropical, southern tropical, and south. Asia-temperate: western Asia and Arabia. Asia-tropical: Malesia. Australasia: Australia and New Zealand. Pacific: southwestern and north-central.
Reference
Paniceae. FTEA.

[FTEA]

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

Morphology General Habit
Densely tufted perennial; culms 20–130 cm. high.
Morphology Leaves
Leaf-blades up to 30 cm. long and 3 mm. wide, convolute with the midrib noticeably thickened on the upper surface, rigid, harsh, glaucous.
Morphology Reproductive morphology Inflorescences
Panicle linear, 6–30 cm. long; rhachis cylindrical with shallow angular ribs below the stumpless scars, glabrous to pilose; involucre borne upon a slender pubescent stipe 1–3 mm. long, enclosing 1–3 spikelets, one of them sessile the others shortly pedicelled; bristles, at least the inner, loosely plumose, the longest 16–40 mm.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets lanceolate, 4.5–6.5 mm. long; lower glume occasionally ovate and up to 1/3 the length of the spikelet, usually shorter and subrotund, sometimes suppressed; upper glume 1/4–2/3 the length of the spikelet; lower lemma as long as the spikelet, ♂ or barren, acuminate; upper lemma similar to the lower; occasionally the rhachilla prolonged beyond the upper lemma as a tiny bristle.
Habitat
Stony slopes and dry open places; 300–1600 m.
Distribution
K1 K2 K3 K4 K6 K7 T1 T2 Lebanon and Syria, through N. Africa, Arabia, Sudan, Ethiopia and Somaliaintroduced to many warm countries as an ornamental

Native to:

Afghanistan, Algeria, Chad, Djibouti, Egypt, Eritrea, Ethiopia, Kenya, Lebanon-Syria, Libya, Morocco, Oman, Palestine, Saudi Arabia, Senegal, Sinai, Socotra, Somalia, Sudan, Tanzania, Tunisia, Yemen

Introduced into:

Arizona, Baleares, Bermuda, Bulgaria, California, Canary Is., Cape Provinces, Colombia, Colorado, Corse, Cyprus, Fiji, Florida, France, Free State, Gulf States, Hawaii, Italy, Jawa, KwaZulu-Natal, Leeward Is., Louisiana, Malaya, Mexico Northeast, Mexico Northwest, Namibia, New Caledonia, New Guinea, New Mexico, New South Wales, New Zealand North, New Zealand South, Northern Provinces, Northern Territory, Oregon, Peru, Puerto Rico, Queensland, Sardegna, Sicilia, South Australia, Spain, St.Helena, Tasmania, Tennessee, Trinidad-Tobago, Venezuela, Victoria, Vietnam, Western Australia, Zambia, Zimbabwe

Cenchrus setaceus (Forssk.) Morrone appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Schimper [2130], Ethiopia Pennisetum setaceum K000281180 isotype
Paris, E.G. [499], Algeria Pennisetum setaceum K000244611
Blanche, C.I. [97], Syria Pennisetum setaceum K001056159
Boissier, P.E. [s.n.], Palestine Pennisetum setaceum K001056158
Pinard, C. [s.n.], Palestine Pennisetum setaceum K001056161

First published in Ann. Bot. (Oxford) 106: 129 (2010)

Accepted by

  • Govaerts, R., Nic Lughadha, E., Black, N., Turner, R. & Paton, A. (2021). The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. https://doi.org/10.1038/s41597-021-00997-6 Scientific Data 8: 215.

Literature

Catálogo de Plantas y Líquenes de Colombia

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Kew Backbone Distributions

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Catálogo de Plantas y Líquenes de Colombia
http://creativecommons.org/licenses/by-nc-sa/3.0

Flora Zambesiaca
Flora Zambesiaca
http://creativecommons.org/licenses/by-nc-sa/3.0

Flora of Somalia
Flora of Somalia
http://creativecommons.org/licenses/by-nc-sa/3.0

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

Kew Science Photographs
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/