Myosurus minimus ssp. apus

little mousetail

Myosurus minimus — parent species of Myosurus minimus ssp. apus

Photo: parent species Myosurus minimus · Photo by Chez Brungraber

Family: Ranunculaceae

Conservation status: CNPS 3.1

Myosurus minimus ssp. apus (little mousetail) is a California plant in the Ranunculaceae family.

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Identification and appearance

Key characters: Differentiators are not available at this time.

Conservation status

CNPS 3.1

How to tell it apart

vs Triglochin: Myosurus has distinctive elongated cone-shaped fruiting heads; Triglochin has slender spikes of scale-like flowers.; vs Typha: Myosurus is a tiny annual inches tall; Typha is a robust perennial several feet tall with brown flower heads.; vs Sparganium: Myosurus has cone-shaped receptacles on single stems; Sparganium has round, burr-like heads in branched clusters.; vs Juncus: Myosurus is an annual with elongated fruiting cones; Juncus is perennial with round capsules in branched clusters.

Frequently asked questions

What plant family does Myosurus minimus ssp. apus belong to?

Myosurus minimus ssp. apus is in the Ranunculaceae family, genus Myosurus.

Is Myosurus minimus ssp. apus rare or endangered?

Myosurus minimus ssp. apus carries California Rare Plant Rank 3.1, state rank S2.

Related species

Other California species in the same genus, family, or bioregion.

All Myosurus species · All Ranunculaceae

Sources: CDFW CNDDB

Last updated 2026-09-30

Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Cal-IPC, and more.