Annual Burnet, Prairie Burnet, Western Burnet
Poteridium occidentale
Synonyms: Poteridium annuum, Sanguisorba annua, Sanguisorba occidentalis
Annual burnet as seen in the riparian area of the drained Howard Prairie Lake at Grizzly Creek Campground, Jackson County Parks, OR......July 23, 2021. Note
the deeply incised leaflet margins.
The photo above shows a basal rosette of leaves of annual burnet as seen along Road S1750 at about 4050' on south-facing slopes of King Mt to the south of Mt. Adams.........May 13, 2007.
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Two close-up images of the pinnately compound leaf
of annual burnet as seen along Road K6000 near 2780' on the southeastern slopes
of Mt. Adams..........October 22, 2005.
Paul Slichter