Angell Cinquefoil
Charmaine Delmatier; N. H. Holmgren
Potentilla angelliae
NatureServe conservation status
Global (G-rank): G2
State (S-rank): S2
Utah Wildlife Action Plan status
- SGCN
External links
General information
Potentilla angelliae or Angell Cinquefoil gets its other common name Boulder Mountain Cinquefoil from tone of the localities it inhabits. This species is a perennial herb with mainly basal, pinnately compound leaves like most cinquefoils but is distinguishable by its 5 leaflets with 2-5 apical teeth. The yellow flowers can be seen in July scattered across the Colorado Plateau of south-central Utah at around 3500 meters (11000 ft) in rocky subalpine meadows.
Description
Potentilla angelliae or Angell Cinquefoil is a perennial herb arising from a caudex with spreading to prostrate stems 0.4-1.1 dm long. The basal leaves are 1.5-4(5) cm long and are pinnately compound with 3-5 leaflets reaching 7-15 mm long with the
Phenology
Flowers in July.
Diagnostic characteristics
Potentilla angelliae is distinguishable by its 5 leaflets with 2-5 teeth apically compared to the similar Potentilla concinna which has more than 5 leaflets and has either palmately or pinnately compound leaves.
Species range
Endemic to the Aquarius Plateau of Garfield and Wayne counties in south-central Utah, which is part of the Colorado Plateau.
Map
Threats or limiting factors
Threats include grazing, recreation and visitor use, i.e., off-road vehicle use, hikers and roads through habitat (Fertig 2016).
Taxonomy
No, this species does not have taxonomic discrepancies