Three-Nerved Sandwort

Three-Nerved Sandwort

Moehringia trinervia

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How common: Common

Three-Nerved Sandwort is a small, delicate woodland plant with white starry flowers. It is usually annual or survives one winter and grows in shady, moist places. You can see it across much of Europe and in similar cool, damp habitats elsewhere.

Did you know?

  • Ants carry its seeds away for the oily snack attached to each seed, helping the plant spread.
  • Its name comes from the three strong veins clearly visible in each leaf.

About the species

Identification

A low, thin, much-branched plant 10–20 cm tall, with spreading or slightly rising stems. Leaves small (6–25 mm), narrow to egg-shaped, on short stalks, pointed, with three clear veins; edges and undersides softly hairy. White five‑petalled flowers sit singly at the tips; the green star behind the petals is longer than the petals. Fruits are tiny pods that open into six points; seeds are black. Compared with Common Chickweed, its leaves show three strong veins and the white petals are short and not deeply split. Flowers in Finland June–July.

Plant group

Herbaceous plants

Habitat

herb-rich forest

Flowering

Jun–Jul

About the habitat

Shady, fresh to moist woods, mossy rocks and stream banks; also appears in clearings, along tracks and other light gaps in woodland. Common in southern and central Finland, scarcer northwards up to the Oulu area.

Sources

Text: Pinkka: BIO-503 Suomen kasvisto ja kasvillisuus - Itämeri: rehevät rannikkometsät, CC BY 4.0 https://laji.fi/taxon/MX.38038

Text: Pinkka (Luomus), CC BY 4.0 https://laji.fi/taxon/MX.38038

Text: Wikipedia (Finnish), CC BY-SA 4.0 https://fi.wikipedia.org/wiki/Lehtoarho

See also