[Buckwheats: The Genus Eriogonum in the Cascade Mountains of Oregon and Washington]

Modoc Sulphur Flower

Eriogonum umbellatum var. modocense

Synonym: Eriogonum umbellatum var. polyanthum

Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum) - Upper leaf surfaces of Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum)

Underside of a leaf of Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum) - Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum)

What appears to be Modoc sulphur flower buckwheat observed in bloom near the high point of the Cone Peak Trail #3408, Willamette National Forest.....July 17, 2023.

Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum) - Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum)

Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum) - Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum)

Modoc sulphur flower blooming along the Rhyolite Loop to the west of Pilot Butte, Cascade-Siskiyou National Monument......May 27, 2021.

Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum)

Modoc sulphur flower as seen atop Lowder Mountain, Three Sisters Wilderness........June 23, 2018.

Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum) - Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum)

Modoc sulphur buckwheat getting ready to bloom amongst blooming Lomatium utriculatum atop Grizzly Peak, Cascade-Siskiyou National Monument......May 27, 2021.

Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum) - Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum)

Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum) - Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum) - Modoc Sulphur-flower: Eriogonum umbellatum var. modocense (Synonym: Eriogonum umbellatum var. polyanthum)

What may be Modoc sulphur-flower observed along the Pacific Crest Trail between Mt. Ashland and Grouse Gap, Rogue River-Siskiyou National Forest.......October 14, 2019.

Paul Slichter