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Marcus, Joseph A.
Bacopa monnieri (L.) Pennell
Coastal Water-hyssop, Herb-of-grace, Water hyssop
Synonym(s): Bramia monnieri, Lysimachia monnieri
USDA Symbol: BAMO
The solitary, axillary, bell-shaped flowers of these creeping, mat-forming, aquatic or semi-aquatic perennials are borne on slender pedicils. The small, white flowers are often tinged with blue or pink. The leaves are small, oval and shiny.
Water Hyssop is a member of the figwort or snapdragon family (family Scrophulariaceae), which includes about 220 genera and 3,000 species occurring nearly throughout the world.
Plant CharacteristicsDuration: Perennial Habit: Herb Flower:
Fruit: Size Class:
Bloom InformationBloom Color: White
Bloom Time: Apr , May , Jun , Jul , Aug , Sep
, VA Native Distribution:
Coastal Plain from MD
& s.w. AR Native Habitat:
Wet sands; mud flats; pond or stream margins
Growing ConditionsWater Use:
High Light Requirement:
Sun , Part Shade Soil Moisture:
Moist , Wet Soil Description:
Wet sands. Conditions Comments:
Water-hyssop is a good choice to plant in bogs,water gardens and in hanging baskets or draping over the edge of a pot. It will also grow in moist soil or shallow water as a groundcover. The small, white flowers are often tinged with blue or pink. The leaves are small, oval
BenefitConspicuous Flowers: yes
Deer Resistant: Moderate
PropagationPropagation Material: Clump Division
Description: Very easy to grow water plant. Pick off trailing stems with roots and replant. Might look more lush if roots were kept wet, but does fine outside tanks too.
Butterflies and Moths of North America (BAMONA)
is a larval host and/or nectar source for:
National Wetland Indicator Status
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.
Herbarium Specimen(s)NPSOT 0937
Collected Aug 5, 1994 in Bexar County by Harry Cliffe
Wildflower Center Seed BankLBJWC-1096
Collected 2007-08-10 in Montgomery County by Lady Bird Johnson Wildflower Center
Record Last Modified: 2007-01-01
Research By: TWC Staff, RLU