Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Fabales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Wisteria ×formosa
FAMILY
Fabaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Much of the invasive Wisteria in southeastern US involves complex hybrids and backcrosses involving W. floribunda and W. sinensis. Identification of the two alien species and their hybrids is uncertain. Read more in Weakley's Flora.
Check out EDDMapS.org to see where this has been reported.
Read more about Hybrid Asian Wisteria at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Wisteria ×formosa [floribunda × sinensis]
FAMILY
Fabaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Wisteria ×formosa
SYNONYMOUS WITH -
Rehsonia ×formosa
COMMON NAME:
Hybrid Asian Wisteria
To see larger pictures, click or hover over the thumbnails.
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Keith Bradley kab_w_sinensis_03913
April Richland County SC
Flowers of W. sinensis open simultaneously; W. floribunda gradually; hybrids (?)...
)
Keith Bradley kab_w_sinensis_3894
April Richland County SC
... identification of the two alien species and their hybrids is uncertain, per Weakley's Flora (2020).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Wisteria ×formosa
FAMILY
Fabaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Wisteria ×formosa [floribunda × sinensis]
FAMILY
Fabaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Wisteria ×formosa
SYNONYMOUS WITH
-
Rehsonia ×formosa
3548
Woody vine
Perennial
Habitat: Cultivated, escaped to urban, suburban, and rural forests and woodlands, commonly cultivated and escaped; a cross of species native to China and Japan, per Weakley's Flora
Non-native hybrid: the parent species native to China and Japan
Common
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
This plant may be causing problems in natural areas outside its native range, according to authorities such as:
LEAVES:
Deciduous
Odd-pinnately compound: 7-17 leaflets
Mostly alternate
FLOWER:
Spring/Summer
Blue-violet
Bilaterally symmetrical
2-lipped campanulate calyx
5-parted papilionaceous corolla
10 stamens, diadelphous, 9 and 1
Superior ovary
FRUIT:
Summer/Fall
Legume
TO LEARN MORE about this plant, look it up in a good book!
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".