Rhinanthus minor subsp. groenlandicus

(Chabert) Neuman

Bot. Not. 1905: 257. 1905.

Common names: Arctic yellow rattle rhinanthe du Groenland
Basionym: Rhinanthus groenlandicus Chabert Bull. Herb. Boissier 7: 515. 1899
Synonyms: Alectorolophus groenlandicus (Chabert) Ostenfeld R. arcticus (Sterneck) Pennell R. borealis (Sterneck) Chabert R. minor subsp. borealis (Sterneck) Á. Löve
Treatment appears in FNA Volume 17. Treatment on page 506. Mentioned on page 505.

Stems 13–30 cm, hairy on 2 opposite sides. Leaves: blade bright yellowish green, +/- oblong, margins coarsely dentate. Bracts longer than calyx, glabrous or puberulent, teeth not bristle-tipped. Corollas 15 mm; throat open; teeth of galea whitish, apex rounded to blunt. 2n = 22.


Phenology: Flowering summer.
Habitat: Meadows, clearings, forests, shores, slopes, sandy or rocky soils, alpine and subalpine habitats, dry hillsides, wet banks, floodplain woods, swamps, edges of lakes, damp roadsides, stream banks, margins of muskeg, calcareous substrates.
Elevation: 0–2100 m.

Distribution

Greenland, Alta., B.C., Man., N.B., Nfld. and Labr., N.W.T., N.S., Nunavut, Ont., Que., Yukon, Alaska, N.H., N.Y., Oreg., Wash., n Europe.

Discussion

Reports of subsp. groenlandicus from Maine, Montana, and Vermont appear to be erroneous; the authors have seen no specimens from those states.

Selected References

None.

Lower Taxa

None.
Gordon C. Tucker +  and Bradley M. Daugherty +
(Chabert) Neuman +
Rhinanthus groenlandicus +
Arctic yellow rattle +  and rhinanthe du Groenland +
Greenland +, Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. +, N.W.T. +, N.S. +, Nunavut +, Ont. +, Que. +, Yukon +, Alaska +, N.H. +, N.Y. +, Oreg. +, Wash. +  and n Europe. +
0–2100 m. +
Meadows, clearings, forests, shores, slopes, sandy or rocky soils, alpine and subalpine habitats, dry hillsides, wet banks, floodplain woods, swamps, edges of lakes, damp roadsides, stream banks, margins of muskeg, calcareous substrates. +
Flowering summer. +
Weedy +  and Illustrated +
Alectorolophus groenlandicus +, R. arcticus +, R. borealis +  and R. minor subsp. borealis +
Rhinanthus minor subsp. groenlandicus +
Rhinanthus minor +
subspecies +