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Hypericum tetrapetalum (Fourpetal st. john's-wort)
Pyle, Lynn

Hypericum tetrapetalum

Hypericum tetrapetalum Lam.

Fourpetal St. John's-wort

Clusiaceae (Mangosteen Family)

Synonym(s): Ascyrum tetrapetalum

USDA Symbol: HYTE4

USDA Native Status: L48 (N)

Small, few-branched shrub with bright yellow flowers.

This plant is a member of the St.-Johns-wort family (family Hypericaceae), which includes about 800 species of herbs and shrubs. The leaves of many have numerous translucent dots, and when held up to the light they appear as tiny pinholes. The family is commonly combined with the Clusiaceae (Guttiferae), a tropical family of mostly trees and shrubs.


From the Image Gallery

4 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Subshrub
Fruit Type: Capsule
Size Notes: Up to about 3 feet tall.

Bloom Information

Bloom Color: Yellow
Bloom Time: Jan , Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec


Native Distribution: Georgia south throughout Florida.
Native Habitat: Wet pinelands, hammocks, prairies.

National Wetland Indicator Status

Status: 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:

Crosby Arboretum - Picayune, MS

Web Reference

Webref 57 - Atlas of Florida Plants (2020) Institute for Systematic Botany
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 Hypericum tetrapetalum in USDA Plants
FNA: Find Hypericum tetrapetalum in the Flora of North America (if available)
Google: Search Google for Hypericum tetrapetalum


Record Modified: 2022-11-10
Research By: TWC Staff

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