Native Plants
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Iva annua var. annua
Iva annua L. var. annua
Marshelder, Sumpweed, Annual Marshelder, Annual Marsh Elder
Asteraceae (Aster Family)
Synonym(s): Iva ciliata
USDA Symbol: IVANA
USDA Native Status: L48 (N)
Plant Characteristics
Duration: AnnualHabit: Herb
Leaf Arrangement: Opposite
Leaf Complexity: Simple
Leaf Shape: Deltoid , Elliptic , Ovate
Inflorescence: Head , Spike
Size Notes: To about 5 feet in height.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.
Bloom Information
Bloom Color: Yellow , GreenBloom Time: Jul , Aug , Sep , Oct , Nov
Distribution
USA: AL , AR , CO , FL , GA , IA , IL , IN , KS , KY , LA , MA , ME , MI , MO , MS , NC , ND , NE , NM , OH , PA , SC , SD , TN , TX , VA , WI , WVAdditional resources
USDA: Find Iva annua var. annua in USDA PlantsFNA: Find Iva annua var. annua in the Flora of North America (if available)
Google: Search Google for Iva annua var. annua
Metadata
Record Modified: 2020-09-12Research By: Joseph A. Marcus