FNPS Plant Database

Hypericum lissophloeus

smoothbark St. John's-wort

PHOTOS COMING SOON!

Nomenclature

Common Name:

smoothbark St. John's-wort

Synonym(s):

Genus species:

Hypericum lissophloeus

Family:

Clusiaceae

Plant Specifics

Form:

shrub

Size:

6-10 ft tall by 2-3 ft wide

Life Span:

Long-lived perennial

Flower Color:

yellow

Fruit Color:

brown

Phenology:

Evergreen. Blooms May to frost.

Noted For:

Interesting Bark

Landscaping

Recommended Uses:

Best used as a shoreline plant in the Sand Hill Lakes region of Bay and Washington counties. Treat as a thin, lacy background plant with shiny bark.

Considerations:

Availability:

Native Nurseries, Seed

Propagation:

Seed in appropriate settings.

Light:

Part Sun

Moisture Tolerance:

Always Flooded------------------------------------------------Extremely Dry

Coming Soon!

Stays wet ---to--- Usually moist, occasional inundation

Salt Water Flooding Tolerance:

Unknown

Salt Spray/Salty Soil Tolerance:

Low/no tolerance of salty wind or direct salt spray

Soil or Other Substrate:

Sand

Soil pH:

Suitable to Grow In:

USDA zones are based on the average annual extreme minimum winter temperature.



Don't know your zone? Click here to search by zip code.

Ecology

Wildlife:

Pollinators

Attracts insect pollinators, especially bees.  

 Foliage and seeds are food source for birds and mammals.

Native Habitats:

Sandhill upland lake margins, sinks. Alsays open. Always sandy. Tolerant of dramatic water fluctuations.

Natural Range in Florida:

Comments:

Ethnobotany:

General Comments:

Listed as Endangered in Florida.  Please follow all State requirements for growing and transporting this species.

Citations:

https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.136635/Hypericum_lissophloeus 



Chapin, Linda.  2000.  Field guide to the rare plants of Florida.  Florida Natural Areas Inventory, Tallahassee, FL.   https://www.fnai.org/FieldGuide/pdf/Hypericum_lissophloeus.pdf.



Huegel, Craig, N.  2012.  Native wildflowers and other ground covers for Florida landscapes. University Press of Florida, Gainesville, FL.



Osorio, Rufino. 2001. A gardener's guide to Florida's native Plants.  University Press of Florida, Gainesville, FL.



Wunderlin, R. P., B. F. Hansen, A. R. Franck, and F. B. Essig. 2021.  Atlas of Florida Plants  ( http://florida.plantatlas.usf.edu/ ).  Institute for Systematic Botany, University of South Florida, Tampa.

Request an update