Gustav Heinrich von Bongard

Alnus rubra, the red alder, is a deciduous broadleaf tree native to western North America (Alaska, Yukon, British Columbia, Washington, Oregon, California, Idaho and Montana).

Allium caespitosum is a plant species native to Xinjiang and Kazakhstan in Central Asia. It grows in desert regions, very often in sandy locales. Allium caespitosum produces clumps of small bulbs. Scapes are round in cross-section, up to 20 cm tall. Leaves are very narrow, shorter than the scape. Flowers are white or pale pink.

Carex mertensii is a species of sedge known by the common name Mertens' sedge. It is native to western North America from Alaska to California to Montana, where it grows in moist and wet habitat in mountain forests and meadows. This sedge produces clumps of stems reaching maximum heights between 80 and 120 centimeters. The leaves are small; those toward the bases of the stems are reduced to sheaths only. The inflorescence is a densely packed, bullet shaped cluster of overlapping flowers, mainly hanging on long peduncles. Each inflorescence is generally 2 to 4 centimeters long. Each of the

Salix sitchensis is a species of willow known by the common name Sitka willow. It is native to northwestern North America from Alaska to northern California to Montana. It is a common to abundant plant in many types of coastal and inland wetland habitat, such as marshes, riverbanks, swamps, coastal sand dunes, and mountain springs.

Valeriana sitchensis is a species of valerian known by the common name Sitka valerian. It is native to northwestern North America from Alaska and northern Canada to Montana to northern California, where it grows in many types of habitat, including moist mountain forests. In moist subalpine meadows, it is often one of the most common plants. This is a rhizomatous perennial herb producing a stout, erect stem to about 70 centimeters in maximum height, but known to exceed one meter at times. The leaves vary in size and shape, often having deep lobes or being composed of several leaflets. The

Corallorhiza mertensiana, or Pacific coralroot, is a coralroot orchid native to the shady conifer forests of northwestern North America. It also goes by the common names Western coralroot and Mertens' coralroot. Corallorhiza mertensiana was previously considered a subspecies of Corallorhiza maculata but was given species rank in 1997 by Freudenstein.

Luetkea is a genus of herbaceous plants in the family Rosaceae. One species is accepted. Luetkea pectinata (partridgefoot or luetkea) is a mat-forming semi-shrub. It is endemic to the cold portions of western North America occurring in subarctic Alaska, Yukon, western Northwest Territories, and subalpine to alpine regions of British Columbia, southwestern Alberta, Washington, Oregon, Idaho, northern California and western Montana. The inflorescence of L. pectinata is a dense and erect terminal cluster 10 to 150 mm high with several to many short-stalked flowers. The leaves are 7 to 20 mm long

Castilleja parviflora is a species of Indian paintbrush known by the common name mountain Indian paintbrush. It is native to western North America from Alaska to California, where it grows in high mountain habitat, including areas of alpine climate.

Stellaria calycantha is a species of flowering plant in the family Caryophyllaceae known by the common name northern starwort. It is native to western North America from Alaska and northwestern Canada to California and New Mexico, as well as eastern Russia. It occurs in subalpine and alpine climates, in many types of moist, shady habitats. It is a rhizomatous perennial herb producing a prostrate to erect stem up to 25 centimeters (9.8 in) long, taking a clumpy form. The thin oval leaves have smooth edges and pointed tips, and measure up to 2.5 centimeters (0.98 in) in length. The

Saxifraga mertensiana, the wood saxifrage or Mertens' saxifrage, is a species of plant in the Saxifragaceae family. It is native to western North America.

Romanzoffia sitchensis is a species of flowering plant in the family Hydrophyllaceae. It is known by the common name Sitka mistmaiden. It is native to western North America from Alaska through British Columbia and Alberta to far northern California and Montana. It grows in moist, rocky habitat, such as mountain cliffsides. It grows erect to 20, or occasionally 30, centimeters tall, the base of the stem widened where the overlapping petioles of the leaves emerge. The leaf blades are somewhat rounded or oval and notched into lobes along the edges. The inflorescence is a loose, curving or

Poteranthera is a genus of flowering plants belonging to the family Melastomataceae. Its native range is Southern Tropical America. Species: Poteranthera annectans Wurdack Poteranthera leptalea (Almeda) M.J.Rocha, P.J.Guim. & R.Romero Poteranthera pusilla Bong. Poteranthera warmingii (Cogn.) Almeda & R.B.Pacifico Poteranthera windischii Kriebel

Juncus mertensianus is a species of rush known by the common name Mertens' rush or Alaska rush. It is native to much of western North America from Alaska to Saskatchewan to New Mexico, where it grows in wet mountainous areas such as riverbanks and alpine meadows. This is a clumping perennial herb growing from a vertical rhizome. Its smooth, flat stems grow to a maximum height near 40 centimeters. Its few leaves are located at the base and also along the stem. The inflorescence is made up of usually one cluster of many flowers. Each flower has shiny dark brown to black tepals 3 to 4

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Arnica latifolia is a species of arnica in the sunflower family, known by the common names broadleaf arnica, broad leaved arnica, mountain arnica, and daffodil leopardbane. It is native to western North America from Alaska east to Northwest Territories and south to Mono County, California, and Taos County, New Mexico. It grows in mountain habitat such as forest and meadows. Arnica latifolia is a perennial herb growing from a long rhizome and producing a hairy, mostly naked stem 10 to 50 centimeters tall. It has a cluster of leaves around its base and usually a few pairs along the lower part

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