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Araliaceae
Hydrocotyle

not marked as a favorite taxon Hydrocotyle verticillata Thunberg. Common name: Whorled Water-pennywort. Phenology: May-Jul. Habitat: Swamp forests, pools. Distribution: Widespread in North, Central, and South America.

Glossary (beta!)

Origin/Endemic status: Native

Taxonomy Comments: Following Nesom & Levin (2024), we now treat this taxon broadly to include other taxa often recognized at species or variety rank (see synonymy).

Synonymy ⓘ: = Bah, Can, FNA13, Meso4.1, Mex, Ok, Tn, Va; = Hydrocotyle prolifera Kellogg — Va; = Hydrocotyle verticillata Thunb. var. triradiata (A.Rich.) Fernald — WH3; = Hydrocotyle verticillata Thunb. var. verticillata — WH3; > Hydrocotyle australis J.M.Coult. & Rose — S, S13; > Hydrocotyle canbyi J.M.Coult. & Rose — S, S13; > Hydrocotyle interrupta Muhl. — Chap; > Hydrocotyle prolifera Kellogg — Ar, K4, S13; < Hydrocotyle verticillata Thunb. — Mo2; > Hydrocotyle verticillata Thunb. — Ar, K4, S, S13; > Hydrocotyle verticillata Thunb. var. fetherstoniana (Jenn.) Mathias — F; > Hydrocotyle verticillata Thunb. var. triradiata (A.Rich.) Fernald — C, F, G, GW2, MC, NcTx, RAB, Tat, Tx; > Hydrocotyle verticillata Thunb. var. verticillata — C, F, Fl7, G, GW2, MC, NcTx, NY, RAB, Tat, Tx; Hydrocotyle verticillata Thunb. Basionym: Hydrocotyle verticillata Thunb. 1798

Links to other floras: = Hydrocotyle verticillata - FNA13

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: OBL
  • Eastern Mountains and Piedmont: OBL
  • Great Plains: OBL
  • Midwest: OBL
  • Northcentral & Northeast: OBL

Heliophily ⓘ: 5

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image #1 of Hydrocotyle verticillata© Michelle W., some rights reserved (CC BY), uploaded by Michelle W. source CC-BY | Original Image ⭷

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Horticultural Information

NCBG trait

Intro: Creeping aquatic to semi-aquatic perennial of swamp forests and pools.

Stems: Stems slender, branched, rooting at nodes, smooth.

Leaves: Leaves alternate, on long petioles attached at the center of the blade, round, shallowly lobed to scallop-margined, shiny.

Inforescence:

Flowers: Flowers in 2 or more small, few-flowered umbels arranged along upright stalk arising separately from leaves; white; sessile; tiny; consisting of 5 minute spreading petals and 5 erect stamens.

Fruits:

Comments:

Height: 3-8 in.

plant sale text:

bloom table text:

description: Creeping aquatic to semi-aquatic perennial of swamp forests and pools.

stems: Stems slender, branched, rooting at nodes, smooth.

leaves: Leaves alternate, on long petioles attached at the center of the blade, round, shallowly lobed to scallop-margined, shiny.

inflorescence:

flowers: Flowers in 2 or more small, few-flowered umbels arranged along upright stalk arising separately from leaves; white; sessile; tiny; consisting of 5 minute spreading petals and 5 erect stamens.

fruits:

comments:

cultural notes:

germination code:

native range:



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