Log In New Account Sitemap
  • Home
  • Specimen Search
    • Search Collections
    • Map Search
    • Exsiccati Search
  • Images
    • Image Browser
    • Search Images
  • Flora Projects
    • Arizona
    • New Mexico
    • Colorado Plateau
    • Plant Atlas of Arizona (PAPAZ)
    • Sonoran Desert
    • Teaching Checklists
  • Agency Floras
    • NPS - Intermountain
    • USFWS - Region 2
    • BLM Flora
    • Coronado NF
    • Tonto NF
  • Dynamic Floras
    • Dynamic Checklist
    • Dynamic Key
  • Additional Websites
    • New Mexico Flores
    • Plant Atlas Project of Arizona (PAPAZ)
    • Southwest Colorado Wildflowers
    • Vascular Plants of the Gila Wilderness
    • Consortium of Midwest Herbaria
    • Consortium of Southern Rocky Mountain Herbaria
    • Intermountain Region Herbaria Network (IRHN)
    • Mid-Atlantic Herbaria
    • North American Network of Small Herbaria (NANSH)
    • Northern Great Plains Herbaria
    • Red de Herbarios del Noroeste de México (northern Mexico)
    • SERNEC - Southeastern USA
    • Texas Oklahoma Regional Consortium of Herbaria (TORCH)
  • Resources
    • Symbiota Docs
    • Video Tutorials
    • Collections in SEINet
    • Joining a Portal
Epipactis atrorubens (O. Hoffm.) Besser  
Family: Orchidaceae
Royal Helleborine
[Epipactis atropurpurea Raf., moreHelleborine atropurpurea]
Epipactis atrorubens image
  • FNA
  • Resources
Gustavo A. Romero-González, Germán Carnevali Fernández-Concha, Robert L. Dressler, Lawrence K. Magrath & George W. Argus in Flora of North America (vol. 26)
Plants 20-60(-106) cm, sparsely hairy. Leaves 5-10; blade orbiculate, elliptic, or narrowly lanceolate, 4-10 × 1.5-4.5 cm. Inflorescences lax racemes, usually secund; floral bracts lanceolate, 10-35 mm, often exceeding flowers. Flowers 8-18, dark wine to cranberry red, small; sepals dark wine red, rarely dull rose or greenish abaxially; lateral sepals 6-7 mm; petals similar to sepals in color, ovate, 4-7 × 2-4.5 mm; lip indistinctly veined, 5.5-6.5 mm, constricted at middle into 2 parts, proximal part greenish with red edges, deeply concave, adaxial surface spotted with violet-red or brown, distal part brighter and darker, broadly triangular or transversely elliptic, minutely toothed with small reflexed tip; calli 2, brownish, brighter, darker in color than lip, rugose; column very short, 2-3 mm; anther yellow; pollinia 2 pairs, yellow, mealy; ovary tomentose. Capsules ovoid, 7-9 mm, moderately to densely tomentose. 2n = 40. Flowering Aug. Partial shade in abandoned serpentine/asbestos quarry; 700 m; introduced; Vt.; Europe; Asia (Iran). Epipactis atrorubens is apparently naturalized in Vermont where a small population persists (P. M. Brown 1997).

Epipactis atrorubens
Open Interactive Map
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Epipactis atrorubens image
Click to Display
65 Total Images
The National Science Foundation
Development supported by National Science Foundation Grants (DBI 9983132, BRC 0237418, DBI 0743827, DBI 0847966)
Powered by Symbiota