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 PlantsITISThe Plant ListIPNI

Images

   
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Species Distribution
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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: FLNAUSDA PlantsBONAPBISON

Collection & Observation Phenology [?]

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

Collection & Observation Timeline [?]

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

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:

Human Relationships:

  • Edibility [?] : poisonous
  • Showy Flowers:

Wildlife and Livestock Information:

  • Food Value:
  • Cover Value:

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

  • Entire State: 0
  • Chicago Area: 0

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