Platanthera sparsiflora

Platanthera sparsiflora is a species of orchid known by the common name sparse-flowered bog orchid. It is native to the forests and meadows of the western United States (Colorado and New Mexico west to California, plus Washington and Oregon), and also south to Baja California.[1][2][3]

Sparse-flowered bog orchid
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Orchidaceae
Subfamily: Orchidoideae
Genus: Platanthera
Species:
P. sparsiflora
Binomial name
Platanthera sparsiflora
Synonyms[1]
  • Habenaria sparsiflora S.Watson
  • Limnorchis sparsiflora (S.Watson) Rydb.
  • Habenaria thurberi var. grayi S.Watson
  • Limnorchis ensifolia Rydb.
  • Limnorchis laxiflora Rydb.
  • Habenaria aggregata Howell
  • Habenaria leucostachys var. viridis Jeps.
  • Habenaria sparsiflora var. laxiflora (Rydb.) Correll
  • Platanthera sparsiflora var. ensifolia (Rydb.) Luer

Platanthera sparsiflora can be found in wet habitats. It produces a slender, erect flowering stem up to about 1⁄2 meter (1 ft 8 in) tall. The longest leaves near the base of the stem are up to 15 centimeters (6 in) long by 3 centimeters (1 1⁄4 in) wide. The inflorescence has widely spaced twisted green flowers with petals up to 1 centimeter (1⁄3 in) in length.[2]

References
  1. Kew World Checklist of Selected Plant Families
  2. Flora of North America v 26 p 561, Platanthera sparsiflora
  3. Biota of North America Program, county distribution map


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