Difference between revisions of "Cephalanthera"

Richard

De Orchid. Eur., 29. 1817.

Common names: Helleborine
Etymology: Greek kephale, head, and anthera, anther
Treatment appears in FNA Volume 26. Treatment on page 583. Mentioned on page 494.
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Revision as of 19:29, 24 September 2019

Herbs, perennial, achlorophyllous. Roots fleshy, slender, scattered along slender rhizome. Stems leafy. Leaves several, alternate; blade spreading, plicate, or reduced to appressed sheathing bracts. Inflorescences terminal, solitary spikes, lax; floral bracts often foliaceous, large to minute, scarious distally. Flowers few–many, resupinate, sessile, showy; lip white with yellow markings, divided by median constriction, saccate, distal end with fleshy parallel adaxial lamellae; pollinaria absent; pollinia 2; viscidia absent. Fruits capsules.

Distribution

Widespread, w North America, Eurasia.

Discussion

Species ca. 15 (1 in the flora).

Selected References

None.