Listera borealis
(Linnaeus) R. Brown var. cordata
Heart Leaved Twayblade
| Location | Newfoundland, Nova Scotia, Prince Edward Island, New Brunswick, Quebec, Ontario, Manitoba, Saskatchewan, Alberta, British Columbia, Yukon, Northwest Territories. Circumboreal across the Canadian Shield. Also found on Bruce Peninsula. |
| Specific Habitat | Found in wet coniferous woods and sphagnum bogs, usually in areas of calcareous bedrock. Responds well to "cold bottom" conditions. |
| Flowering Season | Mid May to the beginning of July. |
| Description |
Height 4.5 - 14 cm. |
| Comments |
Look for plant in sun dappled openings in coniferous and mixed forests. |
| References |
Orchids of Ontario |
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| Habitat | Plant | Flower |
© Royal Botanical Gardens, Dr. Donald Gunn Image Collection.