Stachytarpheta cayennensis (Rich.) Vahl

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Stachytarpheta cayennensis

Photo: Bart Wursten
Road from Mt Selinda to Espungabera border post

Stachytarpheta cayennensis

Photo: Bart Wursten
By road from Swynnerton Memorial to main road, Chirinda Forest

Stachytarpheta cayennensis

Photo: Bart Wursten
By road from Swynnerton Memorial to main road, Chirinda Forest

Stachytarpheta cayennensis

Photo: Bart Wursten
By road from Swynnerton Memorial to main road, Chirinda Forest

Stachytarpheta cayennensis

Photo: Bart Wursten
By road from Swynnerton Memorial to main road, Chirinda Forest

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

Synonyms: Abena cayennensis (Rich.) Hitchc.
Stachytarpheta dichotoma (Ruiz & Pavon) Vahl
Valerianoides cayennensis (Rich.) Kuntze
Verbena cayennensis Rich.
Verbena dichotoma Ruiz & Pavon
Zapania cayennensis (Rich.) Poir.
Zapania dichotoma (Ruiz & Pavon) Poir.
Common names:
Frequency: Locally common
Status: Introduced
Description:
Shrubby perennial herb, 0.4-1.5 cm tall. Stems sometimes woody at the base, hairless or shortly pubescent, sometimes some scattered long hairs. Leaves ovate to elliptic, 2-9 cm long, often decurrent into the petiole, with rough hairs above, hairless or hairy on the veins beneath; margin crenate-dentate; petiole 1-1.5 cm long. Inflorescence in slender terminal spikes 20-45 cm long, pubescent or almost hairless. Bracts 3.5-5 mm long, narrowly triangular, usually slightly shorter than the fruiting calyx, ciliate on the margin. Calyx 4-5 mm long, tubular, ellipsoid, with 1-3 peltate glands near the apex, 4-toothed with teeth subequal. Corolla white, pale blue or pale lilac; tube 4-6 mm long, equalling the calyx or exserted up to 2 mm, slightly curved; lobes 1.5-2 mm long.
Notes:
Derivation of specific name: cayennensis: of Cayenne in French Guyana.
Habitat: Naturalised and weedy in grassland, along road sides and in disturbed places.
Altitude range: (metres) Up to 1200 m
Flowering time:
Worldwide distribution: Native of tropical America but now a more or less pantropical weed.
Zimbabwe distribution: E
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Monday 14 May 2012
Literature:

Fernandes, R. (2005). Verbenaceae FZ 8(7) Pages 53 - 54. (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 82.

Verdcourt, B. (1992). Verbenaceae FTEA Pages 18 - 19.


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Flora of Mozambique: Stachytarpheta cayennensis

External websites:

African Plant Database: Stachytarpheta cayennensis
Biodiversity Explorer (Biodiversity of southern Africa): Stachytarpheta cayennensis
EOL (Encyclopedia of Life): Stachytarpheta cayennensis
ePIC (electronic Plant Information Center): Stachytarpheta cayennensis
Flora Zambesiaca web site: Stachytarpheta cayennensis
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Stachytarpheta cayennensis
IPNI (International Plant Names Index): Stachytarpheta cayennensis
Ispot Southern Africa : Stachytarpheta cayennensis
JSTOR Plant Science: Stachytarpheta cayennensis
Kew Herbarium catalogue: Stachytarpheta cayennensis
Tropicos: Stachytarpheta cayennensis
West African Plants database: Stachytarpheta cayennensis


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-14

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2014). Flora of Zimbabwe: Species information: Stachytarpheta cayennensis.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=148800, retrieved 1 August 2014

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