Zephyranthes treatiae

From Coastal Plain Plants Wiki
Jump to: navigation, search
Zephyranthes treatiae
Zephyranthes treatiae SEF.jpg
Photo by John Gwaltney hosted at Southeastern Flora.com
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Liliopsida - Moncots
Order: Liliales
Family: Liliaceae
Genus: Zephyranthes
Species: Z. treatiae
Binomial name
Zephyranthes treatiae
S. Watson
Natural range of Zephyranthes treatiae from USDA NRCS Plants Database.

Common Name(s): zephyrlily,[1][2] Treat's zephyr-lily[2]

Taxonomic Notes

Synonym(s): Atamosco treatiae (S. Watson) Greene; Z. atamasca (Linnaeus) Herbert var. treatiae (S. Watson) Meerow[1][2]


Z. treatiae is a monoecious perennial forb/herb[2] that can reach heights of 10 in (0.25 m).[3] They are typically found singly or loosely clumped[4] and can hybridize with species of Z. atamasco.[5]


It can be found in southern portions of Georgia, south to central penisular Florida,[1][2] with occurrences in Alabama and Louisiana. In Florida, Z. treatiae is listed as a threatened species.[2][6]



Zephyranthes treatiae is associated with wet savannas[1] and pine flatwoods.[4]


It flowers between January and April, peaking in March,[3][7] and producing white flowers that fade to pink.[3] Flowers are broadly funnelform with reflexed perianth segments and exserted stigmas.[4]

Conservation and Management

Cultivation and restoration

Photo Gallery

References and notes

  1. 1.0 1.1 1.2 1.3 Weakley A. S.(2015). Flora of the Southern and Mid-Atlantic States. Chapel Hill, NC: University of North Carolina Herbarium.
  2. 2.0 2.1 2.2 2.3 2.4 2.5 USDA, NRCS. (2016). The PLANTS Database (http://plants.usda.gov, 15 December 2017). National Plant Data Team, Greensboro, NC 27401-4901 USA.
  3. 3.0 3.1 3.2 Plant database: Zephyranthes treatiae. (15 December 2017).Lady Bird Johnson Wildflower Center. URL: https://www.wildflower.org/plants/result.php?id_plant=ZETR
  4. 4.0 4.1 4.2 Flagg R. O. and Smith G. L. (2008). Delineation and distribution of Zephyranthes species (Amaryllidaceae) endemic to the southeastern United States. Castanea 73(3):216-227.
  5. Broyles S. B. and Wyatt R. (1991). The breeding system of Zephyranthes atamasco (Amaryllidaceae). Bulletin of the Torrey Botanical Club 118(2):137-140.
  6. Flagg R. O. (2014). Rain-lilies (Amaryllidaceae) of U.S.A. and Mexico. SE Biology 61(1):84-100.
  7. Nelson G. (15 December 2017) PanFlora. Retrieved from gilnelson.com/PanFlora/