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Antennaria howellii ssp. neodioica

Antennaria howellii Greene ssp. neodioica (Greene) Bayer

Howell's Pussytoes

Asteraceae (Aster Family)

Synonym(s): Antennaria grandis, Antennaria neglecta var. attenuata, Antennaria neglecta var. neodioica, Antennaria neodioica, Antennaria neodioica var. attenuata, Antennaria neodioica var. chlorophylla, Antennaria neodioica var. grandis, Antennaria neodioica var. interjecta, Antennaria neodioica var. rupicola, Antennaria obovata, Antennaria rhodantha, Antennaria rupicola, Antennaria russellii

USDA Symbol: ANHON

USDA Native Status: L48 (N), CAN (N), SPM (N)

The pussytoes are a difficult group taxonomically, and many are similar. This one reproduces apomictally, i.e. through non-fertilized seed that has a complete genome. It is quite common in the Toronto area. Pussytoes have attractive, silvery foliage.

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Plant Characteristics

Duration: Perennial
Habit: Herb
Size Notes: Up to about 14 inches tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: White , Yellow , Brown
Bloom Time: Apr , May , Jun

Distribution

USA: CO , CT , DC , DE , ID , IL , IN , KY , MA , MD , ME , MI , MN , MT , NC , ND , NE , NH , NJ , NY , OH , OR , PA , RI , SD , TN , VA , VT , WA , WI , WV , WY
Canada: AB , BC , MB , NB , NL , NS , NU , ON , PE , QC , SK
Native Habitat: Savanna,Prairie/Meadow/Field,Rocky Bluff

Growing Conditions

Water Use: Low
Light Requirement: Sun
Soil Moisture: Dry
Soil Description: Clay, Sand

Benefit

Attracts: Butterflies
Larval Host: Painted lady

Butterflies and Moths of North America (BAMONA)

Painted Lady
(Vanessa cardui)

Larval Host

Learn more at BAMONA

Bibliography

Bibref 1186 - Field Guide to Moths of Eastern North America (2005) Covell, C.V., Jr.
Bibref 1185 - Field Guide to Western Butterflies (Peterson Field Guides) (1999) Opler, P.A. and A.B. Wright

Search More Titles in Bibliography

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 26 - Minnesota Wildflowers: a field guide to the flora of Minnesota (2009)
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Antennaria howellii ssp. neodioica in USDA Plants
FNA: Find Antennaria howellii ssp. neodioica in the Flora of North America (if available)
Google: Search Google for Antennaria howellii ssp. neodioica

Metadata

Record Modified: 2022-11-18
Research By: TWC Staff

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