Page authors: Don Knoke, David Giblin
Sagina apetala
annual pearlwort

Distribution: Occurring west of the Cascades crest in Washington; British Columbia to California, also occurring in Kansas.

Habitat: Waste ground.

Flowers: May-June

Origin: Introduced from Europe

Conservation Status: Not of concern


Delicate annual with numerous, filiform, ascending stems 3-5 cm. long; finely glandular-pubescent above, especially in the inflorescence and calyx.


Leaves opposite, linear, 2-4 mm. long, with a few long hairs on their bases.


Pedicels filiform, 2-6 mm. long; sepals 4, rounded, 1.5-1.7 mm. long, erect in fruit; petals lacking; styles 4, alternate with the sepals; stamens 4.


Capsule about 1.5 times as long as the calyx.

Accepted Name:
Sagina apetala Ard.
Publication: Animadv. Bot. Spec. Alt. 2: 22, fig. 1. 1764.

Synonyms & Misapplications:
Sagina apetala Ard. var. barbata Fenzl ex Ledeb.
Additional Resources:

PNW Herbaria: Specimen records of Sagina apetala in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Sagina apetala checklist entry.

E-Flora BC: Sagina apetala atlas page.

CalPhotos: Sagina apetala photos.

USDA Plants: Sagina apetala information.

11 photographs:
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