Goodenia argillacea

Goodenia argillacea is a species of flowering plant in the family Goodeniaceae and is endemic to the Northern Territory. It is a herb with an erect stem and weak, lying branches, oblong to linear leaves on the stems, and racemes of brownish-yellow flowers.

Description
Goodenia argillacea is a herb that typically grows to a height of up to 70 cm, with an erect main stem and weak, low-lying branches. The leaves are arranged along the stems and are oblong to linear, 20–45 mm long and 2.5–6 mm wide. The flowers are arranged in racemes up to 600 mm long on pedicels 2.5–4 mm long. The sepals are lance-shaped, about 2.5 mm long, the corolla brownish-yellow and 10–12 mm long. The lower lobes of the corolla are about 2.5 mm long with wings about 1 mm wide. Flowering mainly occurs around May and the fruit is an oval capsule 3–3.5 mm long.

Taxonomy and naming
Goodenia argillacea was first formally described in 1990 by Roger Charles Carolin in the journal Telopea from material he collected in 1974. The specific epithet (argillacea) means "pertaining to clay", referring to the habitat of the type specimens.

Distribution and habitat
This goodenia grows in Melaleuca scrub in heavy clay soil.

Conservation status
Goodenia argillaceais classified as "data deficient" under the Northern Territory Government Territory Parks and Wildlife Conservation Act 1976.