Atriplex prostrata

Family (Traditional)Chenopodiaceae
Species:Atriplex prostrata Boucher ex DC.
Common NameTriangle Orache
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Annual; General Ecology: Terrestrial; Growth Habit: forb; Region of Origin: Asia; Region of Origin: Europe; Reproductive Phenology: July; Reproductive Phenology: August; Reproductive Phenology: September; Reproductive Phenology: October; Reproductive Phenology: November; Leaf Arrangement: alternate; Leaf Complexity: simple; Leaf Fragrance: No; Leaf Persistance: Deciduous; Leaflet Number: 0; Anther Type: Dorsifixed; Base Flower Color: Brown (incl. Maroon); Base Flower Color: Green; Base Flower Color: Red; Carpel Number/Pistil: 2; Fruit Dehiscence: No; Fruit Type: Achene; Fruit Wet/Dry: Dry; Overall Flower Symmetry: Actinomorphic; Ovules per Carpel: 1; Pistil Number: 1; Placentation Type: Basal; Sexuality: monoclinous; Sporangium Arrangement: N/A; Stamen Number: 5
C value N/A
StatusNot Native; AGCP (FACW), EMP (FACW) (NWPL); KY[SNR] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

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
  • 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


SynonymFull Citation
Atriplex hastata Atriplex hastata sensu Aellen, non L.
Atriplex latifolia Atriplex latifolia Wahlenb.
Atriplex oppositifolia Atriplex oppositifolia
Atriplex patula subsp. hastata Atriplex patula subsp. hastata sensu Hall & Clements 1923, non (L.) Hall & Clements
Atriplex patula var. hastata Atriplex patula var. hastata auct. non (L.) A. Gray
Atriplex patula var. triangularis Atriplex patula var. triangularis (Willd.) Thorne & Welsh
Atriplex prostrata var. triangularis Atriplex prostrata var. triangularis (Willd.) Rauschert
Atriplex triangularis Atriplex triangularis Willd.

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: Bullitt (KY), Campbell (KY), Jefferson (KY)

Herbaria represented by specimen data listed below: APSC, KNK

Range of years during which specimens were collected: 1984 - 1984

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
APSC0070294 Bullitt Kentucky
Atriplex prostrata
APSC0073266 Jefferson Kentucky 12 Aug 1984 Max Medley
Atriplex prostrata
APSC0073267 Bullitt Kentucky
Atriplex prostrata
APSC0080495 Campbell Kentucky
Atriplex prostrata
31973000008941 Campbell Kentucky
Atriplex hastata
APSC0087859 Bullitt Kentucky
Atriplex prostrata
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Plant Photos

Atriplex prostrata - Milo Pyne
Atriplex prostrata - Milo Pyne