Stachytarpheta cayennensis (Rich.) Vahl

Selected images: Click on each image to see a larger version and details of the record View all images (6)

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

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

Detailed records: Display species records QDS maps by: Google Maps Point records by Google Maps

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:
Status:	Introduced
Description:	Shrubby perennial herb, 0.4-1.5 m 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:	Up to 1200 m
Flowering time:
Worldwide distribution:	Native of tropical America but now a more or less pantropical weed.
Mozambique distribution:	MS
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 Flora Zambesiaca 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 Flora of Tropical East Africa Pages 18 - 19.

Other sources of information about Stachytarpheta cayennensis:

Our websites:

Flora of Burundi: Stachytarpheta cayennensis
Flora of Zimbabwe: Stachytarpheta cayennensis

External websites:

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