[The Rose Family West of the Cascade Mountains of Oregon and Washington]

Wild Roses West of the Cascade Mountains of Oregon and Washington

The Genus Rosa

Little Wild Rose, Bald-hip Rose, Naked-hip Rose, Dwarf Rose, Wood Rose: Rosa gymnocarpa (Synonym: Rosa gymnocarpa var. gymnocarpa)

Bald-hip Rose: Rosa gymnocarpa

California Rose: Rosa californica -

Dog Rose: Rosa canina (Synonyms: Rosa canina var. dumetorum, Rosa corymbifera) - Shrub similar to sweetbriar but not glandular. Prickles hooked or curved. Leaflets more pointed than those of sweetbriar and with sharply serrate margins.

Eglantine Rose, Small-flowered Sweetbrier, Sweetbrier, Sweetbriar Rose, Sweet Briar Rose: Rosa eglanteria (Synonyms: Rosa micrantha, Rosa rubiginosa, Rosa rubingosa var. rubingosa) - Shrub to 12 feet. Flowers large (quarter-sized) with notched tips. Leaves pinnately compound with small serrations. Stems covered with small thorns.

Bald-hip Rose, Dwarf Rose, Little Wild Rose, Naked-hip Rose, Wood Rose: Rosa gymnocarpa (Synonyms: Rosa dasypoda, Rosa prionota, Rosa gymnocarpa var. gymnocarpa) - Shrub to 4 feet tall. Small (quarter sized) pink flowers with 5 petals. Stems armed with many small stickers. Leaves pinnately compound.

Serpentine Naked-hip Rose: Rosa gymnocarpa var. serpentina -

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

Bristly Nootka Rose, Bristly Rose: Rosa nutkana var. hispida (Synonyms: Rosa anatonensis, Rosa caeruleimontana, Rosa columbiana, Rosa jonesii, Rosa macdougalii, Rosa megalantha, Rosa nutkana ssp. macdougalii, Rosa nutkana var. alta, Rosa nutkana var. hispida, Rosa nutkana var. macdougalii, Rosa nutkana var. pallida, 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.

Jone's Rose, Nootka Rose: Rosa nutkana var. nutkana (Synonym: Rosa durandii, Rosa muriculata,Rosa nutkana ssp. nutkana, Rosa nutkana var. muriculata, Rosa nutkana var. nutkana, Rosa nutkana var. setosa) -

Ahart's Rose: Rosa pisocarpa ssp. ahartii

Clustered Rose, Clustered Wild Rose, Peafruit Rose: Rosa pisocarpa ssp. pisocarpa (Synonyms: Rosa pisocarpa var. pisocarpa, Rosa pisocarpa var. rivalis, Rosa rivalis) - Shrub from 1-2 meters high armed with straight, thin prickles, or sometimes unarmed. Leaflets 5-7 (leaf is pinnately compound), each is 1-8 cm long oblong to ovate in shape and with toothed margins. Flower is 20-30 mm across.

Japanese Rose, Rugosa Rose, Rugose Rose: Rosa rugosa (Synonym: Rosa rugosa var. albiflora) -

Dwarf Rose, Ground Rose: Rosa spithamea (Synonyms: Rosa spithamea var. solitaria, Rosa spithamea var. spithamea) -

Pearhip Rose, Wood's Rose: Rosa woodsii var. ultramontana (Synonyms: Rosa arizonica, Rosa arizonica var. granulifera, Rosa covillei, Rosa lapwaiensis, Rosa macounii, Rosa peconsensis, Rosa ultramontana, Rosa woodsii ssp. ultramontana, Rosa woodsii var. arizonica, Rosa woodsii var. granulifera, Rosa woodsii var. ultramontana, Rosa woodsii var. woodsii) -

Cascade Rose, Pygmy Rose: Rosa yainacensis (Synonym: Rosa bridgesii) -


Paul Slichter E-mail