Definition of "cephalanthus" []

• A genus of plants, natural order Rubiaceæ. (noun)

The Century Dictionary (Public Domain)

• "South-facing slopes, often snow-free and exposed to cold wind during winter, support sedge meadow vegetation while sheltered, north-facing sites support evergreen shrubs such as juniper (Juniperus) and rhododendron (R. setosum and R. cephalanthus)."