Illinois Natural History Survey - University of Illinois

Euphorbia maculata
Milk spurge, Wartweed
Taxonomy

Synonyms: Chamaesyce maculata, Chamaesyce supina, Euphorbia maculata

Subspecific taxa:

Classification:

Other taxonomic & nomenclature sources: USDA Plants;  ITIS;  The Plant List;  IPNI

Images

   
View all images. View all at PhytoImages.
Species Distribution
If map does not appear refresh browser Refresh
Click map to view & download detailed occurrence records

More about map & occurrence records

County Map Legend
Absent:
Not known from county
Medium confidence:
Medium or unknown confidence;
often old records or unverifiable observations
Medium-high confidence:
Often observations by expert botanists
High confidence:
Often vouchered herbarium records
Planted / introduced:
Native species introduced outside historic range,
or only in planted locations within county (e.g., restorations)
Historic / extirpated:
Only historic records for the species; likely extirpated
(Note that this category is not yet functional)

North American distribution maps for this species: FLNA;  USDA Plants;  BONAP;  BISON

Collections, Observations & Flowering by Month [?]

J
0
F
0
M
0
A
0
M
0
J
0
J
0
A
0
S
0
O
0
N
0
D
0

Collections & Observations by Decade [?]

Species Status

Status/Listing: No Information

Notes:

Origin: Native

Species Description

General: Dicot-herb, annual

Roots: primary

Shoots: opposite leaf arrangment; simple leaf type

Inflorescence:

Flowers: unisexual, monoecious; incomplete, not petals, not sepals; red, white; hypogynous ovary position

Fruit: capsule

Physiology: autotrophic; C4 C02 fixation

Reproduction: sexual

Ecology & Natural History

Habitat: Species is distributed on lawns; gardens; roadsides; cindery railroad ballast; open woods. Species is distributed on lawns; gardens; sandy waste ground; railroad ballast; roadsides; open ground.

ILPIN Notes: Regarding weediness, species maay be economic or colonizing. Regarding upland game birds food value, this pertains to wild turkey. Milky sap may cause a dermatitis; doesn't cause hayfever. Flowers are arranged in cyathia with red or white appendages from leaf axils; leaves are often with a reddish blotch. Milky sap may cause a dermatitis. Flowers are arranged in cyathia with red or white appendages. This may be the same as Euphorbia supina Raf. which is on PIN.

Functional Relationships:

  • Pollinators:
  • Dispersal:
  • Mycorrhizae:
  • N2 fixation:

Human Relationships:

  • Edibility [?] :
  • Showy Flowers:

Wildlife and Livestock Information:

  • Food Value:
  • Cover Value:

Coefficient of Conservatism (C-value) [?] :

  • Entire State: 0
  • Chicago Area: 0

Post a Comment or Question About this Plant
Name

Email address (required)

Comment? Question? 300 word limit (required)




Enter the text code above (required)

Note: All submissions are moderated and only some are posted. Posted comments may be edited for length. An email address will not be posted, but it is required for communication with the site moderator. Comments focused outside of Illinois and neighboring states may be posted, but more attention will be given to Illinois centered information. Thanks for your interest.