Texas Wildbuds

Corydalis micrantha ssp. australis

(Small-flower Fumewort)

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Corydalis micrantha ssp. australis, Inks Lake State Park, Burnet Co. 0247

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Corydalis micrantha ssp. australis, Inks Lake State Park, Burnet Co. 0236

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Corydalis micrantha ssp. australis, Inks Lake State Park, Burnet Co. 0245

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Corydalis micrantha ssp. australis, Inks Lake State Park, Burnet Co. 0248

Scientific Name Corydalis micrantha ssp. australis USDA PLANTS Symbol COMIA2
Common Name Small-flower Fumewort ITIS Taxonomic Serial No. 523914
Family Papaveraceae (Poppy) formerly Fumariaceae SEINet
Reference
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Description Habitat: Often sandy soils in disturbed areas, roadsides and open fields.
Plant: Upright to ascending annual 8 to 12 inches tall; one to several usually-unbranched stems.
Leaves: Grayish-green bi-pinnately-divided leaves that may be further incised with ultimate leaflets that are ovate to oblong-elliptic or obovate; leaflet tips with small points.
Inflorescence: Raceme extending above leaves with 6 to 20 bright yellow, tubular, curved flowers 3/8 to 1/2-inch long that are initially erect, becoming horizontal to drooping with age; each flower has 2 pairs of petals and a spur at the back formed by the upper outer petal that is less than half as long as the rest of the flower; inner petals are hidden; bracts are ovate to elliptic and up to 0.3-inch long.
Blooming Period: February to April.
Fruit: Erect, slender, straight or slightly in-curved capsules 0.4 to 1.4 inches long.
References: "Manual of the Vascular Plants of Texas" by Correll and Johnston, "Wildflowers of Texas" by Michael Eason, Minnesota Wildflowers and SEINet.
BONAP Distribution Map


Map Color Key
Texas Status:
Native

Banner photo of Castilleja indivisa and Lupinus ssp. taken along FM 1323 north of Johnson City, Blanco County

© Tom Lebsack 2026

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