Nuttallanthus texanus – Texas Toadflax

Nuttallanthus texanus - Texas Toadflax

Nuttallanthus texanus - Texas Toadflax

Nuttallanthus texanus - Texas Toadflax

Plant Name

Scientific Name: Nuttallanthus texanus

Synonyms: Linaria canadensis var. texana, L. texana

Common Name: Texas Toadflax

Plant Characteristics

Duration: Annual, Biennial

Growth Habit: Herb/Forb

Arizona Native Status: Native

Habitat: Desert, Upland

Flower Color: Pale blue-violet to light purple

Flowering Season: Spring

Height: To 32 inches (81 cm) tall

Description: The flowers are on tall, slender flower spikes. The individual flowers have a 2-lobed upper lip, a 3-lobed lower lip, and a long, slender, rear-projecting, down-curved spur behind the flower. The leaves are green, linear, narrow, and mainly at the base of the plant.

Classification

Kingdom: Plantae – Plants
Subkingdom: Tracheobionta – Vascular plants
Superdivision: Spermatophyta – Seed plants
Division: Magnoliophyta – Flowering plants
Class: Magnoliopsida – Dicotyledons
Subclass: Asteridae
Order: Scrophulariales
Family: Scrophulariaceae – Figwort family
Genus: Nuttallanthus D.A. Sutton – toadflax
Species: Nuttallanthus texanus (Scheele) D.A. Sutton – Texas toadflax

More About This Plant

Arizona County Distribution Map