Collomia grandiflora

From Puget Prairie Plants
Revision as of 19:25, 25 April 2012 by Cromel02 (Talk | contribs)

First overview block: Collinsia grandiflora, Scrophulariaceae , Large-flowered blue-eyed Mary, Blue-lips blue-eyed Mary, Giant blue-eyed Mary

Taxonomy

Description

General: Annual, the stem simple or branched, erect, 0.5-5 dm. tall, minutely pubescent. Leaves: Lower leaves opposite, petiolate, often toothed when well developed; upper leaves opposite or whorled, entire, usually glabrous, becoming sessile upward, narrowly elliptic or oblong to nearly linear. Flowers: Flowers 1-few on short pedicels in the axils of reduced upper leaves; calyx 5-8 mm. long, 5-lobed; corolla bi-labiate, blue with white or pinkish upper lip, 9-17 mm. long, the tube abruptly bent at a right angle to the calyx, shortly pouched at the bend; stamens 4. Fruit: Capsule opening along 4 lines.

Bloom Period

Distribution

West of the Cascade summits, British Columbia to California, and in the Columbia River Gorge.

Habitat

Ecological Setting-Open, moist to rather dry areas, low to moderate elevations in the mountains. Soil Texture-Fine to medium Nutrients-Medium nutrient requirements Soil Reaction / Salinity-No salinity tolerance Moisture Regime-Moist to drier soil not heat resistant and requires cool nights. Shade Tolerance-Part shade

Uses

Propagation

Sow seeds in both the fall and early spring for the maximum season of flowering.

Photo Gallery

References

Seed

Abbreviation: COGRX

Seed sample from: 2011

Average measurement: 3 x 1.5 x 1.1

Measurement range: L: 2.75 - 3.1 W: 1.2 x 1.7 D: 0.9 x 1.3

Features

Shape: One end of seed is slightly more rounded than other. This is the hilium end. One side of seed has longitudinal sulcus that does not reach the hilium or opposite apex.

Color: Hilium indistinct. Entire seed surface mostly uniform in color. Seed is brown with some white spots that are flakey looking.

Surface:Entire seed is very bumpy, sometimes slightly ridged. When wet, seed coat forms many clear, mucilaginous threads.

Could be confused with: Gilia capitata

Latitudinal cross section: elliptical COGRX lat.png

Longitudinal cross section: elliptical COGRX long.png