Corallorhiza trifida (Early Coralroot)
Also known as: | Spring Coralroot, Yellow Coralroot, Northern Coralroot |
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Genus: | Corallorhiza |
Family: | Orchidaceae (Orchid) |
Life cycle: | perennial |
Origin: | native |
Habitat: | part shade, shade; swamps, bogs, thickets, upland forests |
Bloom season: | May - June |
Plant height: | 5 to 14 inches |
Wetland Indicator Status: | GP: FAC MW: FACW NCNE: FACW |
MN county distribution (click map to enlarge): | |
National distribution (click map to enlarge): |
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Detailed Information
Flower:
Erect raceme of 4 to 19 flowers each about 3/8 inch across, with a short ovary and flower stalk. 3 petals and 2 lateral sepals are similarly colored - pale green/yellows, sometimes purple brown at outer tips, elongated, narrowing to a more rounded point. The sepals are slightly longer and narrower than the petals; petals are held close above nearly overlapping over flower column.
The lower lip is all white or sometimes sparingly speckled into throat, broader and wavy, curling underand back in at tip.
Leaves and stem:
Leaves are reduced to overlapping sheathes from the base. Smooth throughout, stem color is variations of green/yellow, with similar colored leaves. Stems are unbranched, single to multiple clusters.
Fruit:
Fruit is a dangling capsule about ½ inch long.
Notes:
The coral-roots provide the longest and most contiguous discovery season for wildflower seekers with spring coral-root as early as autumn coral-root is late. While still small, the lightly colored C. trifida stands out starkly against the rich muted earth tones of decaying vegetation from the previous season and larger clumps can be spotted at great distance. Expect it to appear anywhere throughout its fairly extensive range.
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More photos
Photos courtesy Peter M. Dziuk, taken at numerous locations on state lands in Aitkin, Anoka, Beltrami and Cass Counties
Comments
Have you seen this plant in Minnesota, or have any other comments about it?
on: 2011-06-08 20:45:36
Cluster of three plants growing in a mixed coniferous-deciduous forest edge near Little Boy Lake. Stems 3-4" long. Blooming June 5, 2011.
on: 2017-07-12 14:41:33
I would like to send a photo for verification. The specimen I found had pale yellow flowers and stems.
on: 2017-07-12 16:33:01
Nancy, what is it about your specimen that makes you question it's early coralroot? Keep in mind that many plants come in a range of colors and this species is no exception. You can always post an image on our Facbook page.
on: 2018-11-05 22:35:08
I just posted about a number of Corallorhiza striata we had in 2017 - 20 feet away in the same shaded forest were just 2 plants of these, the flowers were 1/4 the size of the striata and not easy to find. I was delighted to find orchids with such tiny blossoms. Did not see any in 2018 in the same location.
on: 2020-07-01 07:32:29
There is a sandy path with Mirror Lake on the south and a black spruce bog on the north side of the path. I have walked that path for more than 40 years and a few times have seen the pink and brown moccasin flower, but this year on June 10 I was amazed to see two tiny orchid plants in the moss and tree roots by the lake. I knelt to snap a photo with my cell phone, and the next day I returned with my camera. The orchids were gone, without a trace, except for some deer pellets nearby. I will post my photo on your Facebook page.
on: 2021-05-27 18:08:09
Nice little clump near the trail today
on: 2021-06-26 13:14:28
New for me, beautiful little plant, we saw it along a trail near Isabella.