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Orchidaceae
Arethusa

not marked as a favorite taxon Arethusa bulbosa Linnaeus. Common name: Dragon's-mouth, Bog-rose, Arethusa. Phenology: May-Jun. Habitat: Sphagnous bogs and seepage swamps. Distribution: NL (Newfoundland) and NL (Labrador) west to SK, south to NJ, DE, IN, and MN, and to NC and SC in the mountains, rare south of ME, MI, and MN.

Glossary (beta!)

ID notes: The lanceolate, plicate leaf (15-30 cm long, 2-4 mm wide) usually emerges after flowering, the flowering plant thus normally consisting (aboveground) of the solitary scape only. The lip is crested with fimbriate ridges, marked with yellow and purple.

Origin/Endemic status: Native

Synonymy ⓘ: = AqW, C, Can, F, FNA26, G, GW1, Il, K4, Mi, NE, NS, NY, Pa, POWO, RAB, S, Tat, Va, W, Correll (1950), Luer (1975). Basionym: Arethusa bulbosa L. 1753

Links to other floras: = Arethusa bulbosa - FNA26

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: OBL
  • Eastern Mountains and Piedmont: OBL
  • Great Plains: OBL
  • Midwest: OBL
  • Northcentral & Northeast: OBL

Heliophily ⓘ: 7

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image #1 of Arethusa bulbosa© Jim Fowler | Original Image ⭷
image #2 of Arethusa bulbosa© Steven Daniel, all rights reserved, uploaded by Steven Daniel source | Original Image ⭷
image #3 of Arethusa bulbosa© Alex Karasoulos, some rights reserved (CC BY), uploaded by Alex Karasoulos source CC-BY | Original Image ⭷
image #4 of Arethusa bulbosa© Samuel Brinker, some rights reserved (CC BY-NC), uploaded by Samuel Brinker source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #5 of Arethusa bulbosa© Quinten Wiegersma, some rights reserved (CC BY), uploaded by Quinten Wiegersma source CC-BY | Original Image ⭷
image #6 of Arethusa bulbosa© Michael John Oldham, some rights reserved (CC BY-NC), uploaded by Michael John Oldham source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #7 of Arethusa bulbosa© Jim Fowler
image #8 of Arethusa bulbosa© Brandon Corder, some rights reserved (CC BY), uploaded by Brandon Corder source CC-BY | Original Image ⭷
image #9 of Arethusa bulbosa© Brandon Corder, some rights reserved (CC BY), uploaded by Brandon Corder source CC-BY | Original Image ⭷
image #10 of Arethusa bulbosa© Erik Danielson source | Original Image ⭷
image #11 of Arethusa bulbosa© Bruce Sorrie | Original Image ⭷
image #12 of Arethusa bulbosa© Brandon Corder, some rights reserved (CC BY), uploaded by Brandon Corder source CC-BY | Original Image ⭷
image #13 of Arethusa bulbosa© Scott Ward | Original Image ⭷
image #14 of Arethusa bulbosa© Scott Ward
image #15 of Arethusa bulbosa© Jim Fowler | Original Image ⭷
image #16 of Arethusa bulbosa© Steven Daniel, all rights reserved, uploaded by Steven Daniel source | Original Image ⭷
image #17 of Arethusa bulbosa© Michael John Oldham, some rights reserved (CC BY-NC), uploaded by Michael John Oldham source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #18 of Arethusa bulbosa© Janet Wright, some rights reserved (CC BY-NC), uploaded by Janet Wright source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #19 of Arethusa bulbosa© Michael John Oldham, some rights reserved (CC BY-NC), uploaded by Michael John Oldham source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #20 of Arethusa bulbosa© Michael John Oldham, some rights reserved (CC BY-NC), uploaded by Michael John Oldham source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #21 of Arethusa bulbosa© Alex Graeff, all rights reserved, uploaded by Alex Graeff source | Original Image ⭷

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Horticultural Information

NCBG trait

Intro: Scapose perennial found in sphagnous bogs and seepage swamps.

Stems: Stem a leafless scape (with a few bracts) arising from a bulbous corm before the solitary leaf emerges.

Leaves: Leaf basal, developing during and after flower opens, linear, obscurely pleated; there are several sheathed bracts on the flower scape as well.

Inforescence:

Flowers: Flower solitary (rarely 2), terminating the scape, pink to magenta (rarely white), 1-2 in. long, bilaterally symmetric and consisting of 3 erect, narrowly oblong sepals rising above the upper 2 arched, hood-like petals and a drooping, elongated, white and pink lower "lip" petal with purple-streaks and and a tufted, yellowish crest.

Fruits: Fruit an erect, ellipsoid capsule.

Comments:

Height: to 14 in.

plant sale text:

bloom table text:

description: Scapose perennial found in sphagnous bogs and seepage swamps.

stems: Stem a leafless scape (with a few bracts) arising from a bulbous corm before the solitary leaf emerges.

leaves: Leaf basal, developing during and after flower opens, linear, obscurely pleated; there are several sheathed bracts on the flower scape as well.

inflorescence:

flowers: Flower solitary (rarely 2), terminating the scape, pink to magenta (rarely white), 1-2 in. long, bilaterally symmetric and consisting of 3 erect, narrowly oblong sepals rising above the upper 2 arched, hood-like petals and a drooping, elongated, white and pink lower "lip" petal with purple-streaks and and a tufted, yellowish crest.

fruits: Fruit an erect, ellipsoid capsule.

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