Page authors: Don Knoke, David Giblin
Nemophila parviflora
small-flowered nemophila

Distribution: Occurring on both sides of the Cascades crest in Washington, but more common west of the crest; British Columbia to California, east to Idaho and Utah.

Habitat: Shady, wooded slopes, forest openings and edge, from low to middle elevations in the mountains.

Flowers: April-July

Origin: Native

Growth Duration: Annual

Conservation Status: Not of concern

Pollination: Bees, flies, sawflies


Delicate annual from a taproot, the stem widely branched, weak, 0.5-3 dm. tall, sparsely stiff-hairy.


Leaves opposite, stiff-hairy, the blade 1-3.5 cm. long and 0.8-2.5 cm. wide, with 2 pairs of lateral lobes or coarse teeth.


Flowers solitary in the leaf axils, the pedicels 2-15 mm. long at flowering but elongating to up to 3 cm. in fruit; corolla lavender, shortly surpassing the calyx, cup-shaped, 1-4.5 mm. wide; calyx lobes 2-3 mm. long, the alternating appendages under 1 mm; stamens 5, the filaments short; style short, deeply 2-cleft.


Capsule 1-seeded.

Accepted Name:
Nemophila parviflora Douglas ex Benth.
Publication: Trans. Linn. Soc. London 17(2): 275. 1835.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Nemophila parviflora in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Nemophila parviflora checklist entry

OregonFlora: Nemophila parviflora information

E-Flora BC: Nemophila parviflora atlas page

CalPhotos: Nemophila parviflora photos

38 photographs:
Group by