Native Plants

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Pilea microphylla

Pilea microphylla (L.) Liebm.

Artillery Weed, Rockweed

Urticaceae (Nettle family)

Synonym(s): Parietaria microphylla

USDA Symbol: PIMI2

USDA Native Status: L48 (N), HI (I), PR (N), VI (N)

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Plant Characteristics

Duration: Annual , Perennial
Habit: Herb , Subshrub
Fruit Type: Achene
Size Notes: Up to about 8 inches tall.

Bloom Information

Bloom Color: White , Pink , Green
Bloom Time: Jan , Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec

Distribution

USA: AL , AR , FL , GA , KY , LA , MI , MS , SC , TN , TX
Native Habitat: Waste places, hammocks, rocky woods, cultivated plots, on masonry.

National Wetland Indicator Status

Region:	AGCP	AK	AW	CB	EMP	GP	HI	MW	NCNE	WMVE
Status:	FACU			FACU	FAC		FAC	FAC	FAC

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Web Reference

Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Pilea microphylla in USDA Plants
FNA: Find Pilea microphylla in the Flora of North America (if available)
Google: Search Google for Pilea microphylla

Metadata

Record Modified: 2020-12-03
Research By: CBR

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