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

Phacelia hastata Douglas ex Lehm.
silverleaf phacelia
Hydrophyllaceae (Waterleaf family)

Introduction to Vascular Plants

© Bryan Kelly-McArthur  Email the photographer   (Photo ID #83977)

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Distribution of Phacelia hastata
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SUBTAXA PRESENT IN BC
Phacelia hastata var. hastata

Species Information

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General:
Perennial herb from a branched stem-base and a stout taproot; stems ascending to nearly erect, several, silvery hairy, 20-50 cm tall.
Leaves:
Basal leaves tufted, broadly lanceolate, stalked, 6-12 cm long, usually silvery-hairy; stem leaves similar, alternate, sometimes with a pair of small basal lobes, progressively reduced, becoming unstalked, silvery-hairy, usually bristly as well.
Flowers:
Inflorescence a several-coiled, 1-sided, short, compact cluster; corollas whitish to lavender or dull purple, 4-7 mm long and wide; calyces hairy, the lobes linear; stamens strongly exserted and hairy near the middle.
Fruits:
Capsules, 2-chambered; seeds 1-3, pitted, 1.5-2.5 mm long.

Source: The Illustrated Flora of British Columbia

USDA Species Characteristics

Flower Colour:
White
Blooming Period:
Mid Spring
Fruit/Seed characteristics:
Colour: Brown
Present from Spring to Summer
Source:  The USDA

Habitat / Range

Dry meadows, rocky slopes, and forest openings in the steppe to subalpine zones; common in SC and SE BC; E to SW AB and S to NE, CO and CA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Phacelia hastata

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) 324 1285 2488
Slope Gradient (%) 0 50 100
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W] 		5 189 340
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric] 		0 1 6
Modal Nutrient Regime
Class		 B
Number of field plots
 species was recorded in:		 221
Modal BEC Zone Class
 ESSF
All BEC Zones (# of stations/zone) species was recorded in: AT(16), BG(23), ESSF(53), ICH(8), IDF(39), MS(40), PP(37)

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

Phacelia hastata subsp. hastata Lehm. [superfluous autonym]

Taxonomic and Nomenclatural Links


Genetic information (NCBI Taxonomy Database)
 International Plant Names Index
 Taxonomic Information from the World Flora Online
 Integrated Taxonomic Information System

Additional Photo Sources

UBC Herbarium Scanned Collection Record
 Images From CalPhoto
UT Austin's Native Plant Database
 Google Image Search
 Flickr Image Search

General References

Google Scholar Search
Family References
 General Botanical References for BC
Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC: Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [Accessed: 2024-05-17 5:37:59 AM ]
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