Wisteria frutescens [Fabaceae]

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Scientific Name Wisteria frutescens USDA PLANTS Symbol WIFR
Common Name American Wisteria, Texas Wisteria ITIS Taxonomic Serial No. 27021
Family Fabaceae (Pea) SEINet
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Description Habitat: Moist areas in wood, along river banks; East Texas and east.
Plant: High-climbing, woody, unarmed vine.
Leaves: Pinnately-compound leaves, overall 4 to 12 inches long; 9 to 15 leaflets ovate to elliptic-lanceolate 1-1/4 to 2-3/4 inches long, pointed tips and rounded bases.
Inflorescence: Large, drooping, compact racemes of many blue to purple, typical pea flowers; blossoms 5/8 to 7/8-inch across on short pedicels; very fragrant.
Bloom Period: April and May.
Reference: "Manual of the Vascular Plants of Texas" by Correll and Johnston and SEINet.
Notes: The photos here are belived to be the native W. frutescenc species, but they are similar to the introduced and widely cultivated species W. sinensis (Chinese Wisteria); differences are the number of leaflets 9+ vs 7 to 13, pedicel length 5 to 10mm vs 10 to 25 mm, and fruit and ovary smooth vs pubescent.
BONAP Distribution Map

Texas Status:

© Tom Lebsack 2022