Xyris ambigua

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Xyris ambigua
Xyris ambigua BM.jpg
Photo by John Bradford hosted at Bluemelon.com/poaceae
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Liliopsida - Moncots
Order: Commelinales
Family: Xyridaceae
Genus: Xyris
Species: X. ambigua
Binomial name
Xyris ambigua
Kunth
XYRI AMBI DIST.JPG
Natural range of Xyris ambigua from USDA NRCS Plants Database.

Taxonomic Notes

Synonyms: none

Varieties: none

Description

Also known as coastal plain yelloweyed grass, X. ambigua is a native perennial forb that is a member of the Xyridaceae family. [1] The leaves are broadly linear, 15-40 cm long, curvate of slightly twisted, and tips either blunt or acute. Bracts ranging reddish-brown to pale brown, while lateral sepals tan to reddish with a broad, ciliate keel. [2]

Distribution

It is native to the southeast United States, ranging from eastern Texas to Virginia, mostly occupying areas along the coastline. [1]

Ecology

Habitat

X. ambigua can be found in communities that are not human disturbed, ranging from wet savannahs and flatwoods to pinelands and edges of depression ponds. [3] As well, other communities include moist sands or sandy-peats of bog margins, and lakeshores. [2]

Phenology

Common flowering time ranges from June to September as well as the month of November. [4]

Conservation and Management

This species is listed as endangered in the state of Tennessee. [1]

Cultivation and restoration

Photo Gallery

References and notes

  1. 1.0 1.1 1.2 USDA Plants Database URL: https://plants.usda.gov/core/profile?symbol=XYAM
  2. 2.0 2.1 Kral, R. (1960). "The genus Xyris in Florida." Rhodora 62(743): 295-319.
  3. Weakley, A. S. (2015). Flora of the Southern and Mid-Atlantic States. Chapel Hill, NC, University of North Carolina Herbarium.
  4. PanFlora URL: http://www.gilnelson.com/PanFlora/