Verbena aristigera S. Moore

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Photo: Bart Wursten
Mbiza Valley road to La Rochelle

Photo: Bart Wursten
Path from entrance gate to Great Enclosure, Great Zimbabwe

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Synonyms:	Glandularia aristigera (S. Moore) Tronc. Glandularia tenuisecta (Briq.) Small Verbena tenera Spreng. Verbena tenuisecta Briq.
Common names:
Frequency:
Status:	Introduced
Description:	Perennial trailing herb, 10-80 cm tall, widely cultivated as a garden ornamental and occurring as a naturalised escape. Stems decumbent, sometimes rooting at the nodes, 4-angled, sparely hairy, often woody at the base. Leaves more or less ovate-triangular in outline, deeply 2-3-pinnatisect; ultimate segments linear, up to 1 cm long, more or less hairy on both surfaces. Inflorescence in single terminal spikes c. 2 cm long, elongating up to 10 in fruit. Bracts green, ovate-lanceolate, half as long as the calyx. Calyx 7-9.5 mm long, tubular, densely whitish appressed hairy. Corolla mauve, lilac, purple, deep pink, purple-red or rarely white.; tube 10-11 mm long, exserted for 3-5 mm, hairy inside the throat. Lobes up to 4 × 4 mm, broadly obcordate, emarginate.
Notes:
Derivation of specific name:	aristigera: bearing beards, bearded
Habitat:
Flowering time:	Sep - Apr
Worldwide distribution:	Native in South America.
Botswana distribution:	SE
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters:	Display spot characters for this species
Literature:	Bromilow, C. (2010). Problem Plants and Alien Weeds of South Africa Briza Publications, South Africa Page 348. (Includes a picture). Fernandes, R. (2005). Verbenaceae Flora Zambesiaca 8(7) Pages 15 - 16. 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. Maroyi, A. (2006). Preliminary checklist of introduced and naturalized plants in Zimbabwe. Kirkia 18(2) Page 246. Pooley, E. (1998). A Field Guide to the Wild Flowers of KwaZulu-Natal and the Eastern Region. Natal Flora Publications Trust. Durban. Pages 470 - 471. (Includes a picture). Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 111. Van Wyk, B. & Malan, S. (1988). Field Guide to the Wild Flowers of the Witwatersrand and Pretoria Region Struik, Cape Town Pages 266 - 267. as Verbena tenuisecta (Includes a picture). Verdcourt, B. (1992). Verbenaceae Flora of Tropical East Africa Page 10.

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Flora of Burundi: Verbena aristigera
Flora of Malawi: Verbena aristigera
Flora of Mozambique: Verbena aristigera
Flora of Zambia: Verbena aristigera
Flora of Zimbabwe: Verbena aristigera
Flora of Zimbabwe: cultivated Verbena aristigera

External websites:

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