Carex petitiana A. Rich.

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Carex petitiana

Photo: Bart Wursten
Near Dam 2, Nyika National Park

Carex petitiana

Photo: Bart Wursten
Near Dam 2, Nyika National Park

Carex petitiana

Photo: Bart Wursten
Near Dam 2, Nyika National Park

Carex petitiana

Photo: Bart Wursten
Near Dam 2, Nyika National Park

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms: Carex aethiopica Schkuhr. var. stolonifera Boeck.
Carex cuprea (Kuk.) Nelmes
Carex fischeri K. Schum.
Carex longipedunculata K. Schum.
Carex ninagongensis (Kuk.) Robyns & Tournay
Carex preussii K. Schum.
Carex simensis sensu C.B. Clarke no A. Rich.
Carex vallis-rosetto K. Schum. var. heterostachya Kuk.
Common names:
Frequency:
Status:
Description:
Tufted perennial 40-120 cm high, forming clumps up to 90 cm wide from a creeping rhizome, hairless. Leaves linear, 10-60 cm long, with orange-brown to purplish sheaths; margin often scabrid. Inflorescence with 4-8 erect or drooping greenish or brown spikes, 2-7 cm long and 4-7 mm wide; peduncles up to 4 cm long but usually less than 6 cm; glumes pale brown, coppery or reddish-brown with a broad pale green midrib, 3-6 mm long including arista. Utricles green with dark spots, 3.5-6 mm long, beaked; beak bifid with spiny teeth.
Type location:
Notes:
Derivation of specific name: petitiana: after Antoine Petit (?-1843), French naturalist and botanist who traveled and collected in Ethiopia.
Habitat:
Altitude range: (metres)
Flowering time:
Worldwide distribution: Cameroon, DRC, Rwanda, Uganda, Sudan, Ethiopia, Kenya, Tanzania, Malawi and ?Zimbabwe.
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Literature:

Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 298.

Hoenselaar, K., Verdcourt, B. & Beentje, H.J. (2010). Cyperaceae Flora of Tropical East Africa Pages 439 - 442. (Includes a picture).

Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 87.

Maquet, P. (1988). Cyperaceae Flore du Rwanda Spermatophytes Volume IV Page 430. (Includes a picture).

Ntore, S. & al. (2024). Checklist of the vascular plants of Burundi Page 94.


Other sources of information about Carex petitiana:

Our websites:

Flora of Malawi: Carex petitiana
Flora of Rwanda: Carex petitiana
Flora of Zimbabwe: Carex petitiana

External websites:

African Plants: A Photo Guide (Senckenberg): Carex petitiana
African Plant Database: Carex petitiana
BHL (Biodiversity Heritage Library): Carex petitiana
EOL (Encyclopedia of Life): Carex petitiana
GBIF (Global Biodiversity Information Facility): Carex petitiana
Google: Web - Images - Scholar
iNaturalist: Carex petitiana
IPNI (International Plant Names Index): Carex petitiana
JSTOR Plant Science: Carex petitiana
Mansfeld World Database of Agricultural and Horticultural Crops: Carex petitiana
Plants of the World Online: Carex petitiana
Tropicos: Carex petitiana
Wikipedia: Carex petitiana


Copyright: The Burundi flora team, 2024-25

The Burundi flora team (2025). Flora of Burundi: Species information: Carex petitiana.
https://www.burundiflora.com/speciesdata/species.php?species_id=111870, retrieved 4 December 2025

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