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Marsileaceae family

Dwarf Waterclover Marsilea minuta

Also known as: Dwarf Water Clover · Gelid Waterklawer · Small Water Clover

Dwarf Waterclover is an introduced perennial fern, found in the lower 48 states.

⚠ Invasive here — plant a native instead USDA + GBIF

Dwarf Waterclover is flagged invasive in the U.S. These natives fill a similar niche — same growth habit, bloom season, height, and region — so you keep the look and feed local wildlife instead of spreading a problem.

Swamp Milkweed
Native ★
Swamp Milkweed
Asclepias incarnata
●●●●●
Butterfly Weed
Native ★
Butterfly Weed
Asclepias tuberosa
●●●●●
Black-eyed Susan
Native
Black-eyed Susan
Rudbeckia hirta
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Southern Sugar Maple
Native
Southern Sugar Maple
Acer floridanum
●●●●●
Matched on growth habit · bloom months · mature height · shared U.S. range (USDA + GBIF) — a starting point, not a prescription.

Growing & care

USDA PLANTS · TRY
Conditions
Sources · Conditions
Cold hardiness (derived) — Hardiness
Hardiness
≥ zone 9 derived from its U.S. range
Size & form
Sources · Size & form
USDA PLANTS — Lifespan
TRY Plant Trait Database (CC BY 4.0) — Foliage
Lifespan
Perennial
Foliage
Broadleaf
In the garden
Herb layer — Sits in the herb of a layered food forest or polyculture.Open guide →
Rain garden / bioswale — Rated OBL on the wetland list — tolerates wet feet, so it suits the soggy zone of a rain garden or bioswale that catches and filters runoff.Open guide →
derived roles
Species characteristics from USDA PLANTS (public domain) + TRY (CC BY) — general guidance, not a guarantee for your exact site. Deer "browsing" is documented palatability, not a deer-proof claim.
Sources for this entry (13) Open & cited
[01] Scientific name & family — USDA PLANTS (DwCA, Zenodo 17903503)
[02] Growth habit & duration — USDA PLANTS (DwCA, Zenodo 17903503)
[03] Native status & distribution — USDA PLANTS (DwCA, Zenodo 17903503)
[04] Common name — USDA PLANTS (via GBIF)
[05] Invasive / introduced status — US-RIIS v2.0 (USGS)
[06] Wetland indicator — USACE National Wetland Plant List (2022)
[08] Ecological value — GloBI
[10] Cold hardiness (derived) — Derived from U.S. range × USDA PHZM zones
[12] Other common names — Wikidata (CC0)
[13] County range — GBIF Open Data — open-licensed occurrences (CC0/CC-BY) → county
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