Vascular Plants of North Carolina
Account for Lawn Marsh-pennywort - Hydrocotyle sibthorpioides   Lamarck
Members of Hydrocotyle with account distribution info or public map:
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Section 6 » Order Apiales » Family Araliaceae
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DistributionMostly in the Piedmont and Sandhills; also in Alleghany County in the Mountains and Pitt County in the Coastal Plain. First collected in 1946 in Cabarrus County, 1950 in Durham County, and 1953 in Polk County.

Native of Africa and Asia; in N.A. NJ to IN and AR, south to FL and TX. Also CA.
AbundanceApparently rare, but easily passed by as one of the native Hydrocotyle species -- unless it is growing in a completely ruderal sites such as a lawn.
HabitatMesic to moist soil -- lawn weed, weed in campus planters, yard weed, edges of rivers, weed in gravel driveway.
PhenologyFlowering and fruiting March-September.
IdentificationLawn Marsh-pennywort tends to form prostrate mats, which may grow to 10 inches in diameter. The leaves are the smallest of any of our pennyworts -- rather orbicular in shape with strongly scalloped margins and a deeply cordate base. The flowers are tiny, yellowish, in tight umbels atop stems 3 mm long.
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State RankSE
Global RankGNR
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