Stachytarpheta cayennensis (Rich.)Vahl
Nettleleaf Velvetberry
Blue Snakeweed
Synonym(s): Stachytarpheta urticifolia
Not native to Florida
Invasive exotics that have increased in abundance or frequency but have not yet altered Florida plant communities to the extent shown by Category I species.
Planting this species should be avoided and removal of existing plants may be desirable.
A rare herb occurring in Miami-Dade and Collier Counties and native to tropical Asia.
This non-native porterweed is an upright woody shrub with floral bracts that are lanceolate-subulate and having a scarious margin only below the middle. The leaves have acute teeth that are more numerous and outward-pointing than S. jamaicensis.
Stachytarpheta cayennensis is a member of the Verbenaceae - Verbena family.
Other species of the Stachytarpheta genus in the Wild Florida Photo database:
Stachytarpheta jamaicensis - BLUE PORTERWEED
Stachytarpheta x intercedens - PORTERWEED
Atlas of Florida Vascular Plants (Institute for Systemic Botany) profile for this species
iNaturalist profile for this species
USDA Plant Profile for this species
Date record last modified: Sep 30, 2023