Pyrostegia venusta

Common Name: flamevine

Family: Bignoniaceae

Common Synonyms: Pyrostegia ignea

USDA Hardiness Zone: 9a-11

Growth Habit: Vine

Origin: Brazil, Paraguay

FISC Category: -

FDACS Listed Noxious Weed: No

Introduction Date: Introduced to Florida by the early 20th century

IFAS Assessment:

North: HIGH INVASION RISK
Central: HIGH INVASION RISK
South: HIGH INVASION RISK

Pyrostegia venusta, by Fl vio Jota de Paulahttps://www.flickr.com/photos/fjota/2726132079/Used under Creative Commons 2.0 license

Description

Evergreen, rampant woody vine climbing by tendrils. Leaves compound, opposite, leaflets 2 or 3 (terminal leaflet often a 3-parted tendril), up to 8 cm long, ovate, acuminate. Flowers born January to April, in terminal showy dense panicles, bright orange, to 8 cm long, tubular, corolla with 5 reflexed obtuse lobes, stamens 4, exserted.

Habitat

Disturbed areas

Comments

Flame vine grows rapidly, covering trees, fences and other structures. Reportedly does not set seed in Florida.

Control Methods

Manual: NA
Chemical: NA
Biological: NA

Control Notes

No specific recommendations available. Trichlopyr (10% solution) has been shown to be somewhat effective when stems are treated (Hutchinson, 2005).NA

References

Dave's Garden. 2014. PlantFiles: Flame vine, Pyrostegia venusta. http://davesgarden.com/guides/pf/go/93032/. Accessed on June 18, 2014.

Hutchinson, J. T. Flame Vine (Pyrostegia venusta): An Invasive Plant of Mature Scrub and potentially Other Natural Habitats in Florida. Wildland Weeds, Fall, 2005. Pp. 7-9,11.

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