Vascular Plants of North Carolina
Account for Slender Amaranth + - Amaranthus viridis   L.
Members of Amaranthaceae:
Members of Amaranthus with account distribution info or public map:
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Section 6 » Order Caryophyllales » Family Amaranthaceae
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AuthorL.
DistributionCollected from five widely scattered counties in the Piedmont and Coastal Plain. Likely other populations exist.

Native of South America; in N.A. MA to MI south to FL, TX, and AZ.
AbundanceVery rare, but may be common where found. A very large population (many hundreds) was found in a fallow cropfield in Moore County in 2021.
HabitatRoadside, railroad, behind greenhouse, landscaping bed, field, fallow cropfield, waste area, atop soil pile.
PhenologyFlowering and fruiting June-September.
IdentificationSlender Amaranth has terminal inflorescences (sometimes also in upper leaf axils) and only 2-3 tepals in female flowers (vs. 5 tepals in many other species). It also lacks nodal spines. With this combination of characters it is unique in NC.
Taxonomic Comments
Other Common Name(s)
State RankSE
Global RankGNR
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County Map - click on a county to view source of record.
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B.A. SorrieFallow cropfield, NC 24/27 E of Brady Road, Aug 2021. MoorePhoto_non_natural
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