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Everglades Keys false buttonweed
Spermacoce neoterminalis
Rubiaceae


General Landscape Uses:

Primarily recommended for natural landscapes and habitat restorations.
Availability:
Grown by enthusiasts.
Description:
Small herbaceous wildflower.
Dimensions:
About 12-18 inches in height. Erect or spreading and forming small patches as broad or broader than tall.
Growth Rate:
Moderate.
Range:
Endemic to South Florida from the Monroe County Keys north to Martin, Hendry and Collier counties. In the Monroe County Keys, disjunct from Miami-Dade County to the pine rocklands of Big Pine Key. Very rare or perhaps extirpated in Broward County.
Habitats:
Pinelands and prairies.
Soils:
Moist, well-drained limestone soils, without humus.
Nutritional Requirements:
Low; it grows in nutrient poor soils.
Salt Water Tolerance:
Low; does not tolerate long-term flooding by salt or brackish water.
Salt Wind Tolerance:
Low; salt wind may burn the leaves.
Drought Tolerance:
High; does not require any supplemental water once established.
Light Requirements:
Full sun.
Flower Color:
White.
Flower Characteristics:
Semi-showy.
Flowering Season:
All year.
Fruit:
Inconspicuous capsule.
Horticultural Notes:
Can be grown from seed.
Comments:
It is listed as threatened by the state of Florida.


 


Roger L. Hammer
George D. Gann, 16 March 2015
In habitat, Long Pine Key, Everglades National Park