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Koenigia davisiae

19 photos found; showing 1-12

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Davis' knotweed Aconogonon davisiae (Koenigia davisiae) (Polygonum newberryi) Tatoosh Range, Mount Rainier National Park, Washington (7/22/23)

Davis' knotweed Aconogonon davisiae (Koenigia davisiae) (Polygonum newberryi) Sunrise Camp Trail, Yakama Reservation, Washington (9/7/22)

Davis' knotweed flowers Aconogonon davisiae (Koenigia davisiae) (Polygonum newberryi) Pacific Crest Trail, Three Sisters Wilderness, Oregon (8/23/22)

Davis' knotweed Aconogonon davisiae (Koenigia davisiae) (Polygonum newberryi) Denman Peak, Mt. Rainier National Park, Washington (8/11/22)

goldenweed & knotweed Ericameria greenei (Haplopappus greenei), Aconogonon davisiae (Koenigia davisiae) (Polygonum newberryi) Middle Wizard Way Trail, Mt. Hood National Forest, Oregon (9/3/21)

Davis' knotweed Aconogonon davisiae (Koenigia davisiae) (Polygonum newberryi) Van Trump Park, Mt. Rainier National Park, Washington (8/19/21)

Davis' knotweed Aconogonon davisiae (Koenigia davisiae) (Polygonum newberryi) above Wy'East Basin, Mt. Hood Wilderness, Oregon (7/5/21)

Davis' knotweed Aconogonon davisiae (Koenigia davisiae) (Polygonum newberryi) Mount Ashland, Rogue River-Siskiyou National Forest, Oregon (6/29/21)

Davis' knotweed Aconogonon davisiae (Koenigia davisiae) (Polygonum newberryi) Pacific Crest Trail, Klamath National Forest, California (6/22/20)

Davis' knotweed Aconogonon davisiae (Koenigia davisiae) (Polygonum newberryi) Kangaroo Lake Fen Trail, Klamath National Forest, California (6/21/20)

Davis' knotweed Aconogonon davisiae (Koenigia davisiae) (Polygonum newberryi) Mt. McLoughlin Trail, Sky Lakes Wilderness, Oregon (7/13/19)

cloud-covered summit block & knotweed leaves Aconogonon davisiae (Koenigia davisiae) (Polygonum newberryi) west side of Broken Top, Three Sisters Wilderness, Oregon (9/17/16)

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