Euphorbia lathyris

ClassificationDicots
FamilyEuphorbiaceae
Family (Traditional)Euphorbiaceae
GenusEuphorbia
Species:Euphorbia lathyris L.
Common NameMole Plant; Myrtle Spurge
Growth Habitforb
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: Yes; Photosynthetic: Yes; Stipules: Yes; Woody Herbaceous: Herbaceous; Duration: Annual; General Ecology: Terrestrial; Growth Habit: forb; Moisture Requirements: Dry-mesic; Moisture Requirements: Mesic; Region of Origin: Europe; Reproductive Phenology: May; Reproductive Phenology: June; Reproductive Phenology: July; Reproductive Phenology: August; Leaf Arrangement: alternate; Leaf Complexity: simple; Leaf Persistance: Deciduous; Leaflet Number: 0; Base Flower Color: Yellow; Fruit Dehiscence: No; Fruit Dehiscence: Yes; Fruit Type: Capsule; Fruit Wet/Dry: Dry; Ovary Position: Superior; Overall Flower Symmetry: Actinomorphic; Placentation Type: Axillary; Sexuality: monoecious; Sporangium Arrangement: N/A
C value N/A
StatusNot Native; TN[SNA] KY[SNA] (State Rank); GNR (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
Euphorbia lathyrus Euphorbia lathyrus L.
Galarhoeus lathyris Galarhoeus lathyris (L.) Haw.
Tithymalus lathyris Tithymalus lathyris (L.) Hill

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: Jackson (TN), Washington (TN), Williamson (TN)

Herbaria represented by specimen data listed below: HTTU, TENN, VDB

Range of years during which specimens were collected: 1994 - 1997

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
HTTU014706 Jackson Tennessee
HTTU
Euphorbia lathyris
HTTU034561 Jackson Tennessee 22 Apr 1997 Casey Mullen
42
HTTU
Euphorbia lathyris
TENN-V-0138320 Washington Tennessee
TENN
Euphorbia lathyris
HTTU014707 Jackson Tennessee
HTTU
Euphorbia lathyris
HTTU034489 Jackson Tennessee 4/9 Kramer
24
HTTU
Euphorbia lathyris
BRIT111361 Williamson Tennessee 14 May 1994 R. Kral
83503
VDB
Euphorbia lathyris
BRIT111364 Williamson Tennessee 14 May 1994 R. Kral
83503
VDB
Euphorbia lathyris
BRIT111366 Williamson Tennessee 14 May 1994 R. Kral
83503
VDB
Euphorbia lathyris
BRIT111365 Williamson Tennessee 14 May 1994 R. Kral
83503
VDB
Euphorbia lathyris
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