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Cynanchum barbigerum (Bearded swallow-wort)
Lytle, Melody

Cynanchum barbigerum

Cynanchum barbigerum (Scheele) Shinners

Bearded swallow-wort, Cynanchum, Thicket Threadvine

Asclepiadaceae (Milkweed Family)

Synonym(s): Metastelma barbigerum

USDA Symbol: cyba

USDA Native Status: L48 (N)


Plant Characteristics

Duration: Perennial
Habit: Vine
Size Class: 3-6 ft.

Bloom Information

Bloom Color: White
Bloom Time: Mar , Apr , May , Jun , Jul


Native Habitat: Climbing vine on boulders and shrubs in South Texas and Edwards Plateau.

Growing Conditions

Light Requirement: Sun
Conditions Comments: Needs support or something to grow on; attracts Varigated Fritillary Butterfly.


Attracts: Butterflies
Deer Resistant: High

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:

Lady Bird Johnson Wildflower Center - Austin, TX
Brackenridge Field Laboratory - Austin, TX

Herbarium Specimen(s)

NPSOT 0490 Collected Jun 23, 1993 in Bexar County by Mike Fox
NPSOT 0681 Collected Jul 18, 1992 in Bandera County by Harry Cliffe

Additional resources

USDA: Find Cynanchum barbigerum in USDA Plants
FNA: Find Cynanchum barbigerum in the Flora of North America (if available)
Google: Search Google for Cynanchum barbigerum


Record Last Modified: 2007-01-01
Research By: NPC

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