E-Flora BC: Electronic Atlas of the Flora of British Columbia

Plagiobothrys tenellus (Nutt. ex Hook.) A. Gray
slender popcornflower (Pacific popcornflower)
Boraginaceae (Borage family)

Introduction to Vascular Plants

© Hans Roemer  Email the photographer   (Photo ID #10693)

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Distribution of Plagiobothrys tenellus
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Species Information

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General:
Annual herb from a taproot; stems several, simple or few-branched, erect to ascending, 5-25 cm tall, spreading-hairy and often also with backward-pointing, appressed hairs.
Leaves:
Basal leaves in a peristent rosette, 0.7-4 cm long, 2-8 mm wide; stem leaves few, lanceolate, usually smaller than basal leaves, spreading-hairy, entire, alternate.
Flowers:
Inflorescence terminal, coiled, narrow, elongating, sometimes paired clusters (racemes); flowers small; petals fused at the base into a tube that flares (2-4 mm wide) at top to 5 lobes, with 5 bulges at the throat; fruiting calyces 3-5 mm long, ascending-hairy.
Fruits:
Nutlets usually 4, cross-shaped, 1.5-2.5 mm long, warty in rows.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry meadows and coastal bluffs in the lowland zone; rare on S Vancouver Island and the Gulf Islands; S to ID, UT and Baja CA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Plagiobothrys tenellus

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class

Minimum

Average

Maximum

Elevation (metres)
Slope Gradient (%) 90 90 90
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
200 200 200
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
1 1 1
Modal Nutrient Regime
Class
Number of field plots
 species was recorded in:
1
Modal BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in:

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Plagiobothrys asper Greene

Taxonomic and Nomenclatural Links

Additional Photo Sources

Related Databases

General References