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Amorpha roemeriana (Roemer's false indigo)
Lytle, Melody

Amorpha roemeriana

Amorpha roemeriana Scheele

Roemer's False Indigo

Fabaceae (Pea Family)

Synonym(s): Amorpha texana

USDA Symbol: AMRO2

USDA Native Status: L48 (N)

The genus name, from the Greek amorphos (formless or deformed), alludes to the fact that the flower, with only a single petal (the banner or standard), is unlike the typical pea flowers of the family.


From the Image Gallery

2 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Shrub
Leaf Retention: Deciduous
Leaf Arrangement: Alternate
Leaf Complexity: Pinnate
Fruit Type: Legume
Size Notes: Up to about 10 feet tall.

Bloom Information

Bloom Color: Purple
Bloom Time: Mar , Apr , May


Native Habitat: Endemic to Edwards Plateau. Moist limestone soils.

Growing Conditions

Light Requirement: Part Shade
Soil Moisture: Dry , Moist
Conditions Comments: Perhaps showier than other Amorpha species. Propagate by cuttings, utilizing rooting hormone to initiate.


Conspicuous Flowers: yes
Fragrant Flowers: yes
Attracts: Butterflies
Deer Resistant: High

Value to Beneficial Insects

Special Value to Native Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

National Wetland Indicator Status

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

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

Web Reference

Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Webref 1 - Texas Native Shrubs (2002) Texas A&M University Agriculture Program and Leslie Finical, Dallas Arboretum

Additional resources

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


Record Modified: 2022-10-13
Research By: NPC

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