[Wildflowers East of the Cascade Mts. of Oregon and Washington: The Rose Family]

Wild Roses East of the Cascade Mountains of Oregon and Washington

The Genus Rosa

Flower of Nootka Rose: Rosa nutkana var.hispida

Nootka Rose: Rosa nutkana ssp. macdougalii

Unidentified Rose - Domestic heirloom variety ?

Prickly Rose, Prickly Wild Rose: Rosa acicularis ssp. sayi

Dog Rose: Rosa canina (Synonyms: Rosa canina var. dumetorum, Rosa corymbifera) - Shrub with curved prickles, pinnately compound leaves, and pink to white flowers. An introduced Eurasian species.

Eglantine Rose, Small-flowered Sweetbriar, Sweetbriar Rose: Rosa eglanteria (Synonyms: Rosa rubiginosa, Rosa rubiginosa var. rubiginosa) -

Baldhip Rose, Dwarf Rose, Heller's Rosewood, Wood Rose: Rosa gymnocarpa (Synonyms: Rosa dasypoda, Rosa gymnocarpa var. gymnocarpa, Rosa helleri, Rosa leucopsis, Rosa prionota) - Shrub to 4 feet tall. Small (quarter sized) pink flowers with 5 petals. Stems armed with many small stickers. Leaves pinnately compound.

Harison's Rose, Pioneer Rose: Rosa xharisonii -

Multiflora Rose, Multiflower Rose, Rambler Rose: Rosa multiflora (Synonym: Rosa cathayensis) -

Nootka Rose, Bristly Rose, Bristly Nootka Rose: Rosa nutkana ssp. macdougalii (Synonyms: Rosa anatonensis, Rosa caeruleomontana, Rosa columbiana, Rosa durandii, Rosa jonesii, Rosa macdougalii, Rosa megalantha, Rosa muriculata, Rosa nutkana var. alta, Rosa nutkana var. hispida, Rosa nutkana var. macdougalii, Rosa nutkana var. pallida, Rosa nutkana var. setosa, Rosa rainierensis, Rosa spaldingii, Rosa spaldingii var. alta, Rosa spaldingii var. chelanensis, Rosa spaldingii var. hispida, Rosa spaldingii var. parkeri, Rosa spaldingii var. spaldingii) - Shrub to 6 feet tall. Inflorescence of 1-3 large pink flowers with 5 wide petals, the flower being 50-75 mm across. Very fragrant. Stems armed with numerous stickers. Leaves compound pinnate.

Nootka Rose: Rosa nutkana ssp. nutkana (Synonyms: Rosa durandii, Rosa muriculata, Rosa nutkana var. muriculata, Rosa nutkana var. nutkana, Rosa nutkana var. setosa) -

Clustered Rose, Clustered Wild Rose, Peafruit Rose: Rosa pisocarpa ssp. pisocarpa (Synonyms: Rosa anacantha, Rosa pisocarpa var. rivalis, Rosa pringlei, Rosa rivalis) -

Pearhip Rose, Woods' Rose: Rosa woodsii var. ultramontana (Synonyms: Rosa arizonica, Rosa arizonica var. granulifera, Rosa covillei, Rosa macounii, Rosa lapwaiensis, Rosa pecosensis, Rosa ultramontana, Rosa woodsii ssp. ultramontana, Rosa woodsii var. arizonica, Rosa woodsii var. granulifera, Rosa woodsii var. woodsii) - Shrub up to 2 meters high. Prickles straight or curved. Leaves pinnately compound with 5-9 leaflets. Leaflets obovate in shape, acute at base and acute to rounded at the tip. Margins either single- or double-toothed. Flowers 1-5 in a terminal cluster, each 30-45 mm across. Sepals 9-15 mm long.


Paul Slichter