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Orchidaceae
Platanthera

not marked as a favorite taxon Platanthera clavellata (Michaux) Luer. Common name: Small Green Wood Orchid, Green Woodland Orchid. Phenology: Jun-Sep; Jul-Nov. Habitat: Seepages, bogs, swamps, other wet places. Distribution: NL (Newfoundland) and ND south to Panhandle FL and TX.

Glossary (beta!)

Subgenus: Blephariglottis. Section: Gymnadeniopsis.

Origin/Endemic status: Native

Synonymy ⓘ: = AqW, Ar, Can, ETx1, FNA26, Il, K4, Mi, Mo1, NE, NS, NY, Pa, POWO, Tn, Va, W, WH3, Brown (2002), Efimov (2016), Luer (1975); = Gymnadeniopsis clavellata (Michx.) Rydb. — S, S13; = Habenaria clavellata (Michx.) Spreng. — C, G, GW1, Tat, Tx, WV, Correll (1950); > Habenaria clavellata (Michx.) Spreng. var. clavellata — F, RAB; > Habenaria clavellata (Michx.) Spreng. var. ophioglossoides Fernald — F; > Habenaria clavellata (Michx.) Spreng. var. wrightii Olive — RAB; Orchis clavellata Michaux. Basionym: Orchis clavellata Michx. 1803

Links to other floras: = Platanthera clavellata - FNA26

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Wetland Indicator Status:

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

Heliophily ⓘ: 5

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image #1 of Platanthera clavellata© Floyd A. Griffith | Original Image ⭷
image #2 of Platanthera clavellata© Scott Ward | Original Image ⭷
image #3 of Platanthera clavellata© Floyd A. Griffith
image #4 of Platanthera clavellata© Alan M. Cressler | Original Image ⭷
image #6 of Platanthera clavellata© Joey Shaw source | Original Image ⭷
image #7 of Platanthera clavellata© Erik Danielson source | Original Image ⭷
image #9 of Platanthera clavellata© Scott Ward | Original Image ⭷
image #11 of Platanthera clavellata© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG

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Horticultural Information

NCBG trait

Intro: Erect perennial of seepages, mossy streamheads, bogs, swamps and other wet places.

Stems: Stem unbranched, smooth.

Leaves: Leaf single near base of stem (small bracts above), ascending, sessile-clasping, lance-shaped with blunt tip, 2-7 in. long, with parallel veins.

Inforescence:

Flowers: Flowers 5-15 in a cylindric terminal raceme, on short, often twisted stalks; pale green to yellow or white; about 1/2 in. long; bilaterally symmetric; with 2 petals plus 1 sepal forming a small hood, 2 more wing-like sepals, and a subtly lobed lip-petal bearing a 1/2-in.-long spur.

Fruits: Fruit an ellipsoid capsule.

Comments:

Height: 4-18 in.

plant sale text:

bloom table text:

description: Erect perennial of seepages, mossy streamheads, bogs, swamps and other wet places.

stems: Stem unbranched, smooth.

leaves: Leaf single near base of stem (small bracts above), ascending, sessile-clasping, lance-shaped with blunt tip, 2-7 in. long, with parallel veins.

inflorescence:

flowers: Flowers 5-15 in a cylindric terminal raceme, on short, often twisted stalks; pale green to yellow or white; about 1/2 in. long; bilaterally symmetric; with 2 petals plus 1 sepal forming a small hood, 2 more wing-like sepals, and a subtly lobed lip-petal bearing a 1/2-in.-long spur.

fruits: Fruit an ellipsoid capsule.

comments:

cultural notes:

germination code:

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