Page authors: Don Knoke, David Giblin
Collomia linearis
narrow-leaf collomia, narrow-leaf mountain-trumpet
Specimens
Photos

Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to Ontario and New Mexico.

Habitat: Dry to somewhat moist, open or lightly shaded areas in the lowlands to moderate elevations in the mountains.

Flowers: May-August

Origin: Native

Growth Duration: Annual

Conservation Status: Not of concern

Pollination: Flies, moths

Description:
General:

Finely puberulent annual, the usually simple, unbranched stem 1-6 dm. tall, becoming glandular above.

Leaves:

Leaves numerous, alternate, sessile, entire, linear or lanceolate, 1-7 cm. long and 1-13 mm. wide.

Flowers:

Flowers in dense, sessile, leafy-bracteate, terminal clusters on the main stem and branches; calyx 5-lobed, the tube of uniform papery texture, the lobes triangular, herbaceous, 1.5-3 mm. long; corolla pink, or occasionally bluish to white, the slender tube 8-15 mm. long with 5 short lobes; stamens 5, the filaments short, unequally inserted; style 3-parted; ovary superior.

Fruits:

Capsule with 3, 1-seeded carpels.

Accepted Name:
Collomia linearis Nutt.
Publication: Proc. Amer. Acad. Arts 15(1): 50. 1880.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Collomia linearis in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Collomia linearis checklist entry.

OregonFlora: Collomia linearis information.

E-Flora BC: Collomia linearis atlas page.

CalPhotos: Collomia linearis photos.

USDA Plants: Collomia linearis information.

50 photographs:
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