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

Triodanis perfoliata (L.) Nieuwl.
Venus' Looking-glass (clasping Venus' looking-glass; Dwarf Trillium)
Campanulaceae (Bellflower family)

Introduction to Vascular Plants

General:
Annual herb from a taproot; stems simple or occaÃ¡sionally few-branched, erect, 10-60 cm tall, spreading short-hairy to bristly-hairy.

Leaves:
Basal leaves lacking; stem leaves alternate, stalkless, heart-shaped or rounded, 0.5-3 cm long, clasping, palmately nerved, lowermost narrower with short stalks.

Flowers:
Inflorescence of false spikes borne in the axils of the middle and upper leaves; corollas deep purple to pale lavender, 8-13 mm long, 5-lobed, lobes longer than the tube.

Fruits:
Capsules, oblong or narrowly egg-shaped, opening above the middle.

Source: The Illustrated Flora of British Columbia

Ecological Framework for Triodanis perfoliata

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
Site Information	Avg	Min	Max
Elevation (metres)	880	770	955
Slope Gradient (%)	53	50	58
Aspect (degrees) [0 - N; 90 - E; 180 - S; 270 - W]	185	160	212
Soil Moisture Regime (SMR) [0 - very xeric; 4 - mesic; 8 - hydric]	2	2	3
Modal Nutrient Regime Class	C
# of field plots species was recorded in:	4
Modal BEC Zone Class	ICH
All BEC Zones (# of stations/zone) species was recorded in	ICH(4)
Source: Klinkenberg 2013

Origin Status	Provincial Status	BC List (Red Blue List)	COSEWIC
Native	S5	Yellow	Not Listed

BC Ministry of Environment: BC Species and Ecosystems Explorer.

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