[Tarweeds and Tarplants: The Genus Madia in the Cascade Mountains of Oregon and Washington]

Mountain Tarweed, Cluster Tarweed, Clustered Tarweed, Stinking Tarweed, Mountain Tarplant

Madia glomerata

Mountain Tarweed, Cluster Tarweed, Clustered Tarweed, Stinking Tarweed, Mountain Tarplant: Madia glomerata

The photo above shows a close-up view of the flower head of mountain tarweed. Notice the smal number of disk flowers as well as the tri-lobed ray flowers. Photographed in open prairie along Lakeside Road in Conboy Lake National Wildlife Refuge at the southeastern corner of Mt. Adams..........August 10, 2007. Note the numerous long, spreading hairs as well as the numerous short, gland-tipped hairs.

Mountain Tarweed, Cluster Tarweed, Clustered Tarweed, Stinking Tarweed, Mountain Tarplant: Madia glomerata

The photo above shows a close-up view of the narrow, spindle-shaped involucre of mountain tarweed. Photographed in open prairie along Lakeside Road in Conboy Lake National Wildlife Refuge at the southeastern corner of Mt. Adams..........August 10, 2007.

Stem leaves of Mountain Tarweed, Cluster Tarweed, Clustered Tarweed, Stinking Tarweed, Mountain Tarplant: Madia glomerata

The upper stem and narrow stem leaves of mountain tarweed. Notice the many long, spreading hairs as well as numerous shorter, gland-tipped hairs.

Inflorescence of Mountain Tarweed, Cluster Tarweed, Clustered Tarweed, Stinking Tarweed, Mountain Tarplant: Madia glomerata

The photo above shows a close-up of the inflorescence and upper stem leaves of mountain tarweed as seen along Kreps Lane in Conboy Lake NWR........July 31, 2008.

Paul Slichter