Oreostemma elatum

(Greene) Greene

Pittonia 4: 224. 1900.

Common names: Plumas mountaincrown
EndemicConservation concern
Basionym: Oreastrum elatum Greene Pittonia 3: 147. 1896
Synonyms: Aster elatus (Greene) Cronquist
Treatment appears in FNA Volume 20. Treatment on page 361.

Plants 35–70 cm; stems, leaves, and phyllaries glabrous, eglandular. Leaf blades oblanceolate. Phyllaries 3-nerved (nerves separating phyllary into 4 longitudinal bands), strongly indurate-stramineous proximally; outer 1.5–2 mm wide proximally.


Phenology: Flowering Jul–Aug.
Habitat: Bogs, marshy areas, wet meadows
Elevation: 1000–1500 m

Discussion

Of conservation concern.

Oreostemma elatum is known only from north-central Plumas County and perhaps adjacent Lassen County.

Selected References

None.

Lower Taxa

None.