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

Logfia arvensis (L.) Holub
field filago
Asteraceae (Aster family)

Introduction to Vascular Plants

© Paul Handford  Email the photographer   (Photo ID #72804)

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Distribution of Logfia arvensis
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Species Information

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General:
Annual herb from a fibrous root; stems erect, simple or branching, white-woolly, 3-50 cm tall.
Leaves:
Basal leaves lacking; stem leaves alternate, entire, linear, abruptly sharp-pointed, up to 4 cm long and 5 mm wide, white-woolly.
Flowers:
Heads disciform, numerous in tight clusters towards the ends of branches, egg-shaped to conic until mature, 3-5 mm tall; involucres scanty; involucral bracts few, boat-shaped, subtending outermost flowers, woolly throughout; receptacular bracts woolly, simulating an involucre; inner flowers 2-5, white, appearing perfect but often sterile, bractless; outer flowers female, bractless.
Fruits:
Achenes nerveless, papillose; pappus of white, hairlike bristles.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry roadsides, waste areas and overgrazed grasslands and shrublands in the steppe and montane zones; frequent in extreme S BC; introduced from Europe.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Logfia arvensis

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) 449 905 1484
Slope Gradient (%) 0 26 202
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W] 		0 176 340
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric] 		0 2 5
Modal Nutrient Regime
Class		 C
Number of field plots
 species was recorded in:		 110
Modal BEC Zone Class
 IDF
All BEC Zones (# of stations/zone) species was recorded in: BG(1), ICH(12), IDF(71), MS(5), PP(19)

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

Filago arvensis L.
Gnaphalium arvense L., nom. inval.
Oglifa arvensis (L.) Cass.

Taxonomic and Nomenclatural Links

Flora North America treatment for Asteraceae
 Flora North America treatment for Logfia arvensis
Genetic information (NCBI Taxonomy Database)
 International Plant Names Index
 Taxonomic Information from the World Flora Online
 Integrated Taxonomic Information System

Additional Photo Sources

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: 2024-11-24 8:12:16 PM ]
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