[The Figwort Family in Denali National Park and Preserve]

Arctic Rattlebox, Yellow Rattle

Rhinanthus minor ssp. groenlandicus

Synonyms: Rhinanthus arcticus, Rhinanthus borealis, Rhinanthus groenlandicus, Rhinanthus minor ssp. borealis

Flower of Arctic Rattlebox, Yellow Rattle: Rhinanthus minor ssp. groenlandicus (Synonyms: Rhinanthus arcticus, Rhinanthus borealis, Rhinanthus groenlandicus, Rhinanthus minor ssp. borealis)
A close-up of the yellow corolla and inflated calyx tube of yellow rattle as seen from Paxson, Alaska...............August 22, 2006.
Leaf of Arctic Rattlebox, Yellow Rattle: Rhinanthus minor ssp. groenlandicus (Synonyms: Rhinanthus arcticus, Rhinanthus borealis, Rhinanthus groenlandicus, Rhinanthus minor ssp. borealis)
A close-up of a stem leaf of yellow rattle as seen from Paxson, Alaska................Alaska 22, 2006.
Paul Slichter