Alternative common names:
Brazilian vervain (English), Gin case (English)
Brazilian verbina is an annual or short-lived perennial herb with erect, hispid, quadrangular stems of 1-2.5 metres in height. It has the ability to displace indigenous vegetation through most of its non-native range and is considered invasive. It can be found both in wetland/riparian areas as well as in drier, upland habitat.
Where does this species come from?South America
What is its invasive status in South Africa?NEMBA - Category 1b
Where in South Africa is it a problem?Gauteng and Eastern Cape
How does it spread?The seeds are dispersed by animals, wind and water.
Why is it a problem?
It is an invasive plant that may threaten indigenous plants species by displacing them
What does it look like?
Leaves: Leaves are narrow- ovate, 40-50 mm long, c. 10 mm wide, base acute, slightly winged not clasping the stem, margins coarsely toothed, sessile, lower leaves not deeply divided
Flowers: Flowers bluish- purple, inflorescence consists of long slender with flower crowded at the tips, corolla tube 1.5- 2 times as long as calyx, it flowers through all year.
Fruit/seeds: Schizocarp, dry, 4 lobed with 4 mericarps
Does the plant have any uses?
Cultivated for ornamental use