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

Coptis aspleniifolia Salisb.
spleenwort-leaved goldthread (fernleaf goldthread; fern-leaved goldthread)
Ranunculaceae (Buttercup family)

Introduction to Vascular Plants

© krista kaptein  Email the photographer   (Photo ID #43679)

E-Flora BC Static Map
Distribution of Coptis aspleniifolia
Click here to view our interactive map and legend
Details about map content are available here
Click on the map dots to view record details.

Species Information

Click on the image below to view an expanded illustration for this species.



General:
Perennial herb from a yellow to pale brown rhizome; stems erect, 8-12 cm tall in flower, to 35 cm tall in fruit, smooth.
Leaves:
Evergreen, all basal, stalked, 4-17 cm long, 2- or 3-times pinnately compound, occasionally twice 3-parted, the 5 or more leaflets short- to long-stalked, 2-6 cm long, egg-shaped, deeply lobed or incised, toothed.
Flowers:
Inflorescence a 2- or 3-flowered cyme, the flowers nodding; bracts minute; flower stalks 1-4 cm long; petals 5-7, shorter than sepals, clawed, linear-lanceolate, bent back, flattened, nectary on inside surface near base; sepals 5-7, pale greenish-white, bent back and ascending, linear-lanceolate, 6-15 mm long, 0.3-1 mm wide; stamens 9-15.
Fruits:
Follicles, 6 to 10, oblong, 7-10 mm long, spreading on stalks equal to or longer than fruit; beaks curved back, less than 1 mm long; seeds dark, ellipsoid, shiny, about 2 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist to wet forests and bogs in the lowland and montane zones; common W of the Coast-Cascade Mountains in BC; N to SW AK and S to N WA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Coptis aspleniifolia

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) 0 373 1443
Slope Gradient (%) 0 25 350
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
0 1 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 4 8
Modal Nutrient Regime
Class
C
Number of field plots
 species was recorded in:
1302
Modal BEC Zone Class
CWH
All BEC Zones (# of stations/zone) species was recorded in: AT(1), BAFA(1), CMA(3), CWH(1078), MH(208), SBS(3), SWB(3)

Ecological Indicator Information

A shade-tolerant/intolerant, submontane to subalpine, Pacific North American forb. Occurs in hypermaritime to maritime subalpine boreal and cool mesothermal climates on fresh to very moist, nitrogen­poor soils; its occurrence decreases with in­creasing continentality. Scattered in open-canopy coniferous forests on gleysolic or organic soils on water­receiving sites. Oxylophytic species charac­teristic of Mor humus forms.

SourceIndicator Plants of Coastal British Columbia (Information applies to coastal locations only)

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 subalpine boreal & cool mesothermal.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References