Fabaceae

Thimble clover

Trifolium microdon Hook. & Arn.

Family: Fabaceae
Genus: Trifolium

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Thimble clover (Trifolium microdon) — FlowerPhoto: Alex Heyman, CC0, from iNaturalist

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Common names

By language (1)

English: Thimble clover

Synonyms

Trifolium lechleri Phil.
Trifolium microdon var. microdon
Trifolium microdon var. pilosum Eastw.
Trifolium tricuspidatum Bertero ex Steud.
Trifolium tricuspidntum Bertero ex Steud.

Flowers

In flower: April to May (from 399 flowering iNaturalist observations worldwide)

Characteristics

Growth habit: Forb/herb
Lifespan: Annual
In the US and Canada: Canada: native, Lower 48 states: native

Photos

FlowerPhoto: Alex Heyman, CC0, from iNaturalist
FlowerPhoto: Anne Parsons, CC0, from iNaturalist
FlowerPhoto: Ken-ichi Ueda, CC BY 4.0, from iNaturalist
FlowerPhoto: Ernesto Chavez-Velasco, CC BY 4.0, from iNaturalist
FlowerPhoto: Scott Loarie, CC0, from iNaturalist
FlowerPhoto: Trevor Van Loon, CC BY 4.0, from iNaturalist
FlowerPhoto: Adam J. Searcy, CC BY 4.0, from iNaturalist
FlowerPhoto: Irene, CC0, from iNaturalist
FlowerPhoto: Ken-ichi Ueda, CC BY 4.0, from iNaturalist
FlowerPhoto: Alex Heyman, CC0, from iNaturalist
Photo: Chris Fluit, CC BY 4.0, from iNaturalist
Photo: Ed Alverson, CC BY 4.0, from iNaturalist

More in Trifolium

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.