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Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Cephalanthus salicifolius

Cephalanthus salicifolius Humb. & Bonpl.

Mexican Buttonbush

Rubiaceae (Madder Family)


USDA Symbol: CESA3

USDA Native Status: L48 (N)


From the Image Gallery

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Plant Characteristics

Duration: Perennial
Habit: Shrub , Tree
Leaf Retention: Deciduous
Leaf Complexity: Simple
Leaf Shape: Elliptic
Leaf Margin: Entire
Fruit Type: Nut
Size Notes: Up to about 18 feet tall.
Fruit: Rounded ball of nutlets.

Bloom Information

Bloom Color: White , Not Applicable
Bloom Time: Jun , Jul , Aug


Native Distribution: Extreme South Texas

Growing Conditions

Light Requirement: Sun , Part Shade
Heat Tolerant: yes

National Wetland Indicator Status

Status: OBL OBL
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:

National Butterfly Center - Mission, 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 Cephalanthus salicifolius in USDA Plants
FNA: Find Cephalanthus salicifolius in the Flora of North America (if available)
Google: Search Google for Cephalanthus salicifolius


Record Modified: 2023-05-15
Research By: Joseph A. Marcus

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