Glandularia quadrangulata [Verbenaceae]

Click on the images below to see larger versions. 

Scientific Name Glandularia quadrangulata (Verbena quadrangulata) USDA PLANTS Symbol
Common Name Beaked Mock Vervain ITIS Taxonomic Serial No.
Family Verbenaceae (Verbena) SEINet
Click Here
Description Habitat: Various soils (sand, clay, caliche) in fields, desert scrub, open areas, beaches and waste ground.
Plant: Prostrate to ascending short-lived perennial or annual, hairy stems branched from base up to 10 inches tall.
Leaves: Opposite, short-petiolate or sessile with blades ovate in outline and pinnately-cleft into 3 segments, each segment lobed and incised; overall up to 1-1/4 inches long; surfaces and margins hairy but without glands.
Inflorescence: Dense terminal spikes becoming elongated; small tubular white blossoms (often with tinges of purple or lavender), 1/8-inch across, each with 5 notched lobes of unequal length.
Bloom Period: February to August.
References: "The Manual of Vascular Plants of Texas" by Correll and Johnston, "Texas Wildflowers" by Michael Eason, and Texas Species of Glandularia (Verbenaceae) by B. L. Turner.
Note: These images show what would appear to be two different species with different leaf shapes and the spike lengths, but there is now only one recognized Glandularia with white blossoms in Texas.
BONAP Distribution Map

Texas Status:

Click here for other Glandularia species.

© Tom Lebsack 2021