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Passiflora affinis (Bracted passionflower)
Marcus, Joseph A.

Passiflora affinis

Passiflora affinis Engelm.

Bracted Passionflower, Passion Flower

Passifloraceae (Passion-Flower Family)



USDA Native Status: L48 (N)


From the Image Gallery

47 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Vine
Fruit Type: Berry
Size Notes: Stems climbing, up to about 15 feet long, sometimes longer.
Fruit: Purple-black.

Bloom Information

Bloom Color: White , Green
Bloom Time: May , Jun , Jul , Aug , Sep , Oct
Bloom Notes: Pale yellowish green to white.


Native Habitat: Riparian to dry limestone areas thoughout the Edwards Plateau.

Growing Conditions

Water Use: Low
Light Requirement: Sun , Part Shade
Soil Moisture: Dry , Moist
Conditions Comments: Like all passionflower vines in Central Texas, bracted passion-flower attracts butterflies that lay eggs. The resultant caterpillars are voracious and may totally defoliate the vine, but if bracted passionflower is well-established, the vine will resprout quickly. Specifically the Zebra Longwing butterfly and the Gulf Fritillary use it for larval food. The flowers are intricate but not showy.


Conspicuous Flowers: yes
Attracts: Butterflies
Larval Host: Gulf Fritillary
Deer Resistant: Minimal

Butterflies and Moths of North America (BAMONA)

Gulf Fritillary
(Agraulis vanillae)

Larval Host
Learn more at BAMONA


Propagation Material: Softwood Cuttings
Description: Roots easily from tip and stem cuttings.
Commercially Avail: yes

Find Seed or Plants

Order seed of this species from Native American Seed and help support the Wildflower Center.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Lady Bird Johnson Wildflower Center - Austin, TX
NPSOT - Austin Chapter - Austin, TX
NPSOT - Williamson County Chapter - Georgetown, TX

Herbarium Specimen(s)

NPSOT 0955 Collected Sep 2, 1994 in Bexar County by Harry Cliffe
NPSOT 0103 Collected Aug 30, 1987 in Bexar County by Harry Cliffe

2 specimen(s) available in the Digital Herbarium


Bibref 1186 - Field Guide to Moths of Eastern North America (2005) Covell, C.V., Jr.
Bibref 1185 - Field Guide to Western Butterflies (Peterson Field Guides) (1999) Opler, P.A. and A.B. Wright
Bibref 308 - Lone Star Field Guide to Wildflowers, Trees, and Shrubs of Texas, Revised Edition (2003) Tull, D. & G.O. Miller
Bibref 286 - Wildflowers of the Texas Hill Country (1989) Enquist, M.

Search More Titles in Bibliography

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

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


Record Modified: 2023-02-21
Research By: TWC Staff, WFS

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