Xyris ambigua

ClassificationMonocots
FamilyXyridaceae
Family (Traditional)Xyridaceae
GenusXyris
Species:Xyris ambigua Bey. ex Kunth
Common NameCoastal Plain Yelloweyed Grass
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Perennial; General Ecology: Aquatic; General Ecology: Mudflat; Growth Habit: forb; Moisture Requirements: Hydric; Moisture Requirements: Wetland; Region of Origin: North America; Reproductive Phenology: May; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Leaf Arrangement: alternate; Leaf Arrangement: basal; Leaf Arrangement: equitant; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaf Petiole Type: sessile; Leaf Rank: 2-ranked; Leaf Type: grass-like; Leaf Type: linear; Leaf Venation: parallel; Leaflet Margins: entire; Leaflet Number: 0; Anther Type: Basifixed; Base Flower Color: Yellow; Carpel Number/Pistil: 3; Fruit Dehiscence: Yes; Fruit Type: Capsule; Fruit Wet/Dry: Dry; Hypanthium Present: No; Inflorescence Position: terminal; Inflorescence Types: spike; Ovary Position: Superior; Overall Flower Symmetry: Actinomorphic; Ovules per Carpel: 13+; Perianth Present: Yes; Petal Fusion: No; Petal Fusion: Yes; Petal Number: 3; Pistil Complexity: Compound; Pistil Number: 1; Placentation Type: Parietal; Placentation Type: Marginal; Sepal Fusion: No; Sepal Fusion: Yes; Sepal Number: 3; Sexuality: monoclinous; Sporangium Arrangement: N/A; Stamen Number: 3; Stamen Number: 6; Tepal Fusion: No; Tepal Number: 0
C value 7
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); TN[S1] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

Currently no photos are available for this plant.

Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

  • State Boundaries
  • Counties
  • Counties - Species Present
Ecoregions
  • Southeastern Plains
    • Blackland Prarie
  • Blue Ridge Mountains
  • Ridge and Valley
  • Cumberland Plateau
  • Cumberland Mountains
  • Allegheny Plateau
  • Interior Plateau
    • Bluegrass Region
    • Nashville Basin
    • Pennyroyal Karst Plain
    • Western Highland Rim
    • Eastern Highland Rim

Synonyms

SynonymFull Citation
Xyris ambiqua Xyris ambiqua Bey. ex Kunth

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on the accession number to view details; click on column headers to sort.

Counties included on distribution map: Coffee (TN), Grundy (TN), Putnam (TN), Van Buren (TN), White (TN)

Herbaria represented by specimen data listed below: APSC, EKY, TENN, UCHT

Range of years during which specimens were collected: -

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.		 Herbarium &
Herbarium Name Used
TENN-V-0059413 Van Buren Tennessee
TENN
Xyris ambigua
TENN-V-0059415 Van Buren Tennessee
TENN
Xyris ambigua
TENN-V-0059410 Van Buren Tennessee
TENN
Xyris ambigua
TENN-V-0059406 Grundy Tennessee
TENN
Xyris ambigua
TENN-V-0059414 Van Buren Tennessee
TENN
Xyris ambigua
TENN-V-0059411 Van Buren Tennessee
TENN
Xyris ambigua
TENN-V-0059408 Van Buren Tennessee
TENN
Xyris ambigua
TENN-V-0059412 Van Buren Tennessee
TENN
Xyris ambigua
TENN-V-0059409 Van Buren Tennessee
TENN
Xyris ambigua
TENN-V-0059416 Van Buren Tennessee
TENN
Xyris ambigua
TENN-V-0059407 Van Buren Tennessee
TENN
Xyris ambigua
TENN-V-0059405 Coffee Tennessee
TENN
Xyris ambigua
APSC0030980 Van Buren Tennessee
APSC
Xyris ambigua
APSC0048262 White Tennessee
APSC
Xyris ambigua
APSC0017253 White Tennessee
APSC
Xyris ambigua
APSC0104897 Putnam Tennessee
APSC
Xyris ambigua
APSC0091453 Putnam Tennessee
APSC
Xyris ambigua
APSC0099484 Putnam Tennessee
APSC
Xyris ambigua
APSC0116799 Putnam Tennessee
APSC
Xyris ambigua
APSC0030978 White Tennessee
APSC
Xyris ambigua
UCHT037193 Van Buren Tennessee
UCHT
Xyris ambigua
31234100169547 White Tennessee Ronald L. Jones
 EKY
Xyris ambigua
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