Vascular Plants of Washington
Rosaceae
Rosaceae
Generated from PNW Herbaria database
November 28, 2020.
53 genus names
389 species/infraspecies names
(names highlighted in brown could not be resolved to an accepted name)
Index to Genera:
A: Acaena, Acomastylis, Agrimonia, Alchemilla, Amelanchier, Amelenchier, Aphanes, Argentina, Aronia, Aruncus
E: Eubus
F: Filipendula, Fragaria
G: Geum
H: Holodiscus, Horkelia
I: Ivesia
K: Kerria
L: Luetkea
P: Petrophytum, Photinia, Photonia, Physocarpus, Potentilla, Poteridium, Poterium, Prunus, Purshia, Pyracantha, Pyrus
W: Waldsteinia,
Acaena novae-zelandiae (WTU; 1; 2009)
Acaena trifida (WS; 1; 1919)
Acomastylis depressa (NY, WCW, WTU; 3; 1933-1935)
Agrimonia eupatoria (WTU; 1; 2000)
Agrimonia repens (WSTC; 2; 1929)
Alchemilla mollis (WTU; 1; 2002)
Amelanchier alnifolia (EVE, EWU, HPSU, ID, IDS, MONTU, NOCA, NY, OSC, PLU, PNNL, PSM, REED, RM, SRP, UBC, UWB, V, WCW, WS, WSTC, WTU, WWB; 1131; 1882-2020)
Amelanchier amelanchier (PLU; 2; 1959-1965)
var. pumilis (PLU; 2; 1959-1965)
Amelanchier canadensis (PSM; 2; 1896)
var. canadensis (PSM; 1; 1896)
Amelanchier caroliniensis (WS; 1; 1966)
Amelanchier laevis (WTU; 7; 2003-2014)
Amelanchier utahensis (HPSU, NOCA, OSC, PLU, RM, WS, WSTC, WTU; 25; 1902-2002)
Amelenchier alnifolia (WS; 2; 1923-1982)
var. alnifolia (WS; 1; 1923)
Aphanes arvensis (ID, PSM, SRP, WS, WTU; 35; 1878-2018)
Aphanes australis (EVE, OSC, UBC, WS, WTU; 51; 1939-2018)
Aphanes occidentalis (ID, NOCA, OSC, PLU, WS, WTU, WWB; 70; 1889-2019)
Argentina grandis (WTU; 1; 1923)
Aronia melanocarpa (OSC, WS, WTU; 6; 2008)
Aruncus dioicus (EWU, HPSU, ID, LEA, NOCA, OSC, PLU, PSM, REED, RM, SRP, UBC, USFS, UWB, WCW, WS, WTU, WWB; 203; 1883-2020)
var. acuminatus (RM, USFS, WTU, WWB; 13; 1916-2015)
var. dioicus (EWU, ID, WTU; 3; 1902-1968)
var. vulgaris (EWU, HPSU, ID, LEA, NOCA, OSC, PLU, REED, SRP, UBC, WCW, WS, WTU, WWB; 168; 1883-2012)
Aruncus sylvester (WTU; 1; 1893)
var. americana (WTU; 1; 1893)
Cerasus vulgaris (WS; 1; 2002)
Cercocarpus ledifolius (EWU, ID, NOCA, OSC, PLU, PSM, RM, WS, WTU; 56; 1892-2015)
var. intermontanus (ID, NOCA, OSC, RM, WS, WTU; 28; 1896-2004)
Chaenomeles japonica (WS; 1; 1881)
Chaenomeles speciosa (WTU; 3; 2000-2019)
Comarum palustre (EWU, HPSU, ID, NOCA, OSC, PLU, PSM, RM, SRP, UWB, WCW, WS, WTU, WWB; 193; 1879-2020)
Cotoneaster atropurpureus (OSC, V, WS, WTU; 14; 2005-2008)
Cotoneaster conspicuus (WTU; 7; 2000-2015)
Cotoneaster dammeri (UWB, WTU; 3; 1973-2007)
Cotoneaster dammeri × Cotoneaster salicifolius (WS, WTU; 6; 1973-2007)
Cotoneaster dielsianus (ID, UBC, WS, WTU; 40; 1973-2018)
Cotoneaster divaricatus (WS, WTU; 13; 1999-2014)
Cotoneaster franchetii (V, WS, WTU; 55; 1999-2017)
Cotoneaster gamblei (WS, WTU; 16; 1999-2014)
Cotoneaster horizontalis (CIC, ID, OSC, V, WS, WTU; 43; 1999-2015)
Cotoneaster lacteus (ID, OSC, WS, WTU; 23; 1996-2016)
Cotoneaster lesliei (WTU; 6; 1973-2001)
Cotoneaster lucidus (CIC, OSC, WS, WTU; 16; 1989-2007)
Cotoneaster magnificus (WTU; 3; 2016-2017)
Cotoneaster mairei (IDS, OSC, V, WTU; 10; 2000-2009)
Cotoneaster miniatus (WS, WTU; 5; 2004-2013)
Cotoneaster monopyrenus (WS, WTU; 3; 2007-2008)
Cotoneaster nanshan (WTU; 5; 2000-2006)
Cotoneaster nitens (ID, WS, WTU; 14; 1999-2008)
Cotoneaster pannosus (ID, WS, WTU; 3; 2000)
Cotoneaster rehderi (ID, OSC, UBC, V, WS, WTU; 42; 1999-2017)
Cotoneaster salicifolius (ID, UBC, WS, WTU; 14; 1999-2016)
Cotoneaster simonsii (ID, OSC, UBC, V, WS, WTU; 35; 1998-2018)
Cotoneaster sternianus (ID, WTU; 2; 2000-2004)
Cotoneaster ×suecicus (WTU; 1; 2005)
Cotoneaster tebbutus (WTU; 2; 2000)
Cotoneaster tengyuehensis (UBC, V, WS, WTU; 12; 2000-2013)
Cotoneaster transens (WTU; 1; 2000)
Cotoneaster vestitus (WS, WTU; 8; 2000-2013)
Cotoneaster villosulus (WS, WTU; 11; 1999-2006)
Cotoneaster wardii (WTU; 2; 2000)
Cotoneaster ×watereri (WTU; 6; 1999-2011)
Cotoneaster zabelii (WTU; 1; 2016)
Crataegus azarolus (PLU; 1; 1965)
Crataegus brevispina (EWU; 2; 1938-1942)
Crataegus castlegarensis (HPSU, ID, OSC, UBC, WCW, WS, WTU; 35; 1908-2019)
Crataegus chrysocarpa (ID, NY, OSC, UBC, WCW, WS, WTU; 53; 1889-2019)
var. chrysocarpa (WTU; 1; 2010)
var. piperi (ID, NY, OSC, UBC, WCW, WS, WTU; 44; 1889-2016)
Crataegus chrysocarpa × Crataegus douglasii (WTU; 1; 2004)
Crataegus ×collicola (WWB; 1; 1977)
Crataegus douglasii (EVE, EWU, ID, IDS, NOCA, OSC, PLU, PNNL, PSM, REED, RM, SRP, UWB, V, WCW, WS, WSTC, WTU, WWB; 301; 1890-2019)
var. castlegarensis (OSC, SRP; 2; 2006)
Crataegus gaylussacia (ID, NOCA, OSC, WS, WSTC, WTU; 77; 1886-2016)
Crataegus laevigata (OSC, WTU; 6; 1995-2003)
Crataegus macracantha (ID, OSC, V, WS, WTU; 19; 1975-2016)
var. occidentalis (ID, V, WS, WTU; 11; 1975-2005)
Crataegus monogyna (EWU, NOCA, OSC, PSM, SRP, UWB, WS, WTU, WWB; 64; 1927-2018)
var. monogyna (WTU; 2; 2018)
Crataegus monogyna × Crataegus gaylussacia (WTU; 3; 2003-2013)
Crataegus okanaganensis (ID, OSC, UBC, V, WS, WTU; 27; 1889-2016)
var. okanaganensis (WTU; 1; 2016)
var. wellsii (OSC, UBC, WS, WTU; 7; 1993-2004)
Crataegus okennonii (ID, OSC, WTU; 14; 2001-2019)
Crataegus oxyacantha (PLU, WS, WWB; 5; 1911-1980)
Crataegus phaenopyrum (IDE, WS, WTU; 7; 1986-2016)
Crataegus phippsii (ID, OSC, UBC, WS, WTU; 19; 1908-2016)
Crataegus rivularis (OSC; 2; 1882-1897)
Crataegus sanguinea (WTU; 3; 2003-2016)
Crataegus wattiana (OSC; 1; 2003)
var. wattiana (OSC; 1; 2003)
Dasiphora fruticosa (EWU, ID, NOCA, OSC, PLU, PSM, V, WCW, WS, WTU, WWB; 140; 1882-2015)
Dryas drummondii (WS, WTU; 8; 1923-2007)
Dryas hookeriana (NOCA, OSC, WS, WTU, WWB; 26; 1897-2008)
Dryas octopetala (EWU, IDS, NOCA, REED, SRP, UBC, WTU; 19; 1916-2017)
Drymocallis amplifolia (NY, WTU; 3; 1893-1931)
Drymocallis arguta (EWU, ID, IDS, NOCA, OSC, PSM, RM, WS, WTU, WWB; 108; 1892-2020)
Drymocallis ashlandica (WTU; 1; 1899)
Drymocallis campanulata (ID, OSC; 2; 2001)
Drymocallis corymbosa (WTU; 1; 1932)
var. intermedia (WTU; 1; 1932)
Drymocallis glabrata (WTU; 1; 1930)
var. intermedia (WTU; 1; 1930)
Drymocallis glandulosa (CIC, EWU, HPSU, ID, LEA, NOCA, NY, OSC, PLU, PNNL, PSM, RM, SRP, UBC, V, WCW, WS, WTU, WWB; 393; 1880-2019)
ssp. glabrata (NOCA, NY, RM, WS, WTU; 38; 1889-2019)
ssp. glandulosa (CIC, ID, NOCA, NY, OSC, PLU, PNNL, RM, SRP, WS, WTU, WWB; 96; 1888-2019)
ssp. pseudorupestris (ID, OSC, RM, SRP, UBC, WCW, WS, WTU; 76; 1892-2011)
Drymocallis lactea (NOCA, OSC, SRP, WS, WTU; 8; 1894-2011)
Drymocallis oregana (WTU; 1; 1932)
Drymocallis valida (WTU; 1; 1931)
Drymocallis viscosa (NY; 1; 1897)
Drymocallis visocosa (WTU; 3; 1932-1934)
Duchesnea indica (WTU; 4; 1940-2017)
Eubus leucodermis (WS; 1; 1898)
Filipendula occidentalis (OSC, WTU; 2; 1983)
Fragaria ×ananassa (EWU, OSC, PSM, WS, WTU, WWB; 31; 1897-2015)
ssp. ananassa (WTU; 1; 2015)
ssp. cuneifolia (EWU, OSC, WS, WTU, WWB; 17; 1897-1970)
Fragaria bracteata (WTU; 1; 1934)
var. crinita (WTU; 1; 1934)
Fragaria chiloensis (EWU, HPSU, ID, LINF, PLU, PSM, SRP, V, WCW, WS, WTU, WWB; 58; 1892-2017)
ssp. pacifica (V, WTU; 3; 1935-2017)
Fragaria chiloensis × Fragaria virginiana (PSM; 7; 1939-1950)
Fragaria vesca (BABY, CIC, EVE, EWU, HPSU, ID, IDS, NOCA, OSC, PLU, PSM, RM, SRP, UBC, V, WCW, WS, WSTC, WTU, WWB; 377; 1883-2019)
f. helleri (WS; 3; 1892-1938)
ssp. californica (BABY, EWU, HPSU, ID, IDS, NOCA, OSC, PLU, PSM, SRP, UBC, WCW, WS, WSTC, WTU, WWB; 248; 1883-2019)
ssp. vesca (WS, WTU; 2; 1966-2016)
Fragaria virginiana (EVE, EWU, ID, IDS, LINF, NOCA, NY, OSC, PLU, PSM, RM, SRP, UBC, V, WCW, WS, WSTC, WTU, WWB; 379; 1883-2020)
ssp. glauca (EVE, EWU, ID, LINF, NOCA, NY, OSC, PLU, SRP, UBC, WCW, WS, WSTC, WTU, WWB; 232; 1883-2019)
Geum aleppicum (PSM, RM, WS, WTU, WWB; 23; 1892-2014)
Geum biflorum (WS; 1; 1996)
Geum depressum (WTU; 1; 1935)
Geum macrophyllum (EWU, HPSU, ID, IDE, IDS, LEA, NOCA, OSC, PLU, PSM, RM, SRP, UWB, V, WCW, WS, WTU, WWB; 367; 1884-2018)
Geum macrophyllum × Geum urbanum (WTU; 1; 2011)
Geum rivale (ID, RM, WS, WTU; 12; 1932-1999)
Geum rossii (OSC, WCW, WS, WTU, WWB; 14; 1931-1970)
Geum triflorum (EWU, HPSU, ID, IDS, LEA, NOCA, NY, OSC, PLU, PNNL, PSM, RM, SOC, SRP, UBC, V, WCW, WS, WSTC, WTU, WWB; 402; 1881-2019)
Geum urbanum (HPSU, ID, V, WS, WTU; 19; 1970-2019)
Holodiscus discolor (CIC, EWU, HPSU, ID, IDS, LINF, NOCA, OSC, PLU, PSM, RM, SRP, UWB, WCW, WS, WSTC, WTU, WWB; 438; 1881-2017)
var. discolor (CIC, IDS, OSC, WCW, WTU; 23; 1893-2017)
Holodiscus microphyllus (WTU; 1; 2018)
var. glabrescens (WTU; 1; 2018)
Horkelia californica (WCW; 1; 1932)
Horkelia fusca (HPSU, ID, NY, OSC, PLU, PSM, RM, SRP, WCW, WS, WTU, WWB; 50; 1881-2018)
var. capitata (RM, WS, WTU; 5; 1935-2018)
var. fusca (ID, NY, OSC, RM, SRP, WS, WTU, WWB; 34; 1881-2014)
Horkelia tweedyi (WTU; 2; 1934-1935)
Horkelia utahensis (PLU; 1; 1911)
Ivesia gordonii (EWU, OSC, WS, WTU; 21; 1882-2016)
var. gordonii (OSC, WS, WTU; 9; 1896-1954)
Ivesia tweedyi (ID, MORA, NY, OSC, RM, WCW, WS, WTU; 63; 1883-2015)
Kerria japonica (PLU, WS; 3; 1926-1980)
Luetkea pectinata (CIC, EWU, HPSU, ID, IDS, MORA, NOCA, OSC, PLU, PSM, REED, WCW, WS, WSTC, WTU, WWB; 290; 1879-2012)
Malus atrosanguinea × Malus domestica (WTU; 2; 2002)
Malus baccata (WS, WTU; 8; 2002-2003)
Malus baccata × Malus domestica (WTU; 1; 1999)
Malus coronaria (EWU; 1; 1967)
Malus ×dawsoniana (WTU; 12; 1999-2004)
Malus ×dawsoniana × Malus fusca (WTU; 1; 2003)
Malus domestica (WTU; 4; 2002-2019)
Malus fusca (EVE, EWU, HPSU, ID, NOCA, OSC, PLU, PSM, UBC, UWB, WCW, WTU, WWB; 149; 1888-2019)
Malus fusca × Malus prunifolia (WTU; 1; 2002)
Malus hupehensis (WTU; 7; 1999-2015)
Malus niedzwetzkyana × Malus zumi (WTU; 1; 2003)
Malus prunifolia (WS, WTU; 14; 2001-2003)
var. rinki (WTU; 2; 2002-2003)
Malus prunifolia × Malus sieboldii (WTU; 3; 2002-2003)
Malus pumila (EVE, EWU, ID, PLU, PNNL, RM, SRP, WCW, WS, WTU; 61; 1897-2018)
Malus ×robusta (WTU; 4; 2002)
Malus ×sublobata (WTU; 2; 2002)
Malus toringo (WTU; 3; 2002)
Malus ×zumi (WTU; 2; 2002)
Mespilus germanica (WS, WTU, WWB; 3; 1940-2004)
Oemleria cerasiformis (EWU, HPSU, ID, NOCA, NY, OSC, PLU, PSM, REED, SRP, UBC, UWB, WCW, WS, WTU, WWB; 205; 1809-2019)
Opulaster malvaceus (WTU; 1; 1893)
Petrophytum caespitosum (ID, UBC, WS; 3; 1999-2003)
Petrophytum cinerascens (NOCA, OSC, RM, SOC, WCW, WS, WTU; 18; 1897-2018)
Petrophytum hendersonii (HPSU, IDS, NY, OSC, PLU, PSM, WCW, WS, WTU, WWB; 65; 1890-2020)
Photinia beauverdiana (WTU; 1; 2007)
Photinia davidiana (OSC, UBC, WS, WTU; 21; 1999-2019)
var. davidiana (WTU; 5; 2015-2018)
Photinia ×fraseri (WTU; 1; 1974)
Photinia villosa (WS, WTU; 6; 2000-2007)
Photonia melanocarpa (WS; 1; 2008)
Physocarpus capitatus (EVE, HPSU, ID, NOCA, OSC, PLU, PSM, REED, UWB, WCW, WS, WTU, WWB; 148; 1883-2019)
Physocarpus malvaceus (EWU, ID, IDS, OSC, PNNL, PSM, RM, WCW, WS, WTU, WWB; 221; 1884-2019)
Physocarpus opulifolius (PLU, WWB; 2; 1908-1909)
Potentilla anglica (WS; 1; 2007)
Potentilla anserina (EWU, HPSU, ID, NOCA, OSC, PLU, PNNL, PSM, RM, UBC, UWB, V, WCW, WS, WSTC, WTU, WWB; 237; 1884-2020)
ssp. anserina (EWU, ID, OSC, WTU, WWB; 15; 1923-2018)
ssp. egedii (HPSU, PSM, V, WTU; 11; 1931-2007)
ssp. pacifica (NOCA, OSC, UBC, UWB, WS, WTU, WWB; 91; 1892-2015)
var. pacifica (PLU; 5; 1940-1977)
Potentilla argentea (EWU, ID, IDS, NOCA, OSC, RM, USFS, WCW, WS, WTU; 52; 1913-2013)
Potentilla biennis (ID, IDS, NOCA, OSC, PNNL, RM, WCW, WS, WTU, WWB; 93; 1886-2013)
Potentilla blasckeana (WTU; 1; 1931)
var. gracilis (WTU; 1; 1931)
Potentilla brevifolia (OSC, WTU; 3; 2003-2011)
Potentilla breweri (ID, OSC, PLU, WS, WTU; 12; 1899-2006)
var. bruceae (WS; 1; 1936)
Potentilla breweri × Potentilla drummondii (WTU; 1; 1956)
Potentilla bruceae (WTU; 2; 1905-1906)
Potentilla convallaria (WTU; 1; 1939)
var. pseudorupestris (WTU; 1; 1939)
Potentilla dascia (WTU; 1; 1931)
var. pumallis (WTU; 1; 1931)
Potentilla drummondii (ID, NOCA, NY, OSC, PSM, REED, WCW, WS, WTU, WWB; 85; 1885-2009)
Potentilla flabellifolia (EWU, HPSU, ID, IDS, NOCA, OSC, PLU, PSM, REED, RM, SRP, UBC, WCW, WS, WTU, WWB; 304; 1879-2019)
Potentilla glabrata (EWU; 1; 1916)
Potentilla glandulosa (NOCA; 1; 1970)
Potentilla glaucophylla (EWU, HPSU, NOCA, OSC, PSM, REED, WCW, WS, WTU, WWB; 152; 1889-2013)
Potentilla gracilis (EVE, EWU, ID, IDS, NOCA, NY, OSC, PLU, PSM, REED, RM, SRP, V, WCW, WS, WTU, WWB; 352; 1880-2019)
ssp. flabelliformis (OSC; 2; 1931-1951)
var. brunnescens (ID, WS, WTU; 6; 1926-1959)
var. flabelliformis (EWU, ID, IDS, OSC, PLU, PSM, REED, RM, SRP, V, WS, WTU; 133; 1889-2013)
var. gracilis (EVE, EWU, ID, NOCA, NY, OSC, REED, RM, WCW, WS, WTU, WWB; 112; 1880-2017)
var. pulcherrima (RM, WS, WTU; 19; 1896-2007)
Potentilla grosseserrata (NY; 1; 1889)
Potentilla hyparctica (WTU; 1; 2010)
ssp. elatior (WTU; 1; 2010)
Potentilla inclinata (WTU; 1; 1999)
Potentilla jepsonii (WTU; 1; 1978)
var. kluanensis (WTU; 1; 1978)
Potentilla multifida (WTU; 1; 1970)
Potentilla nepalensis (WTU; 1; 2016)
Potentilla newberryi (OSC, WS, WTU; 4; 1896-1898)
Potentilla nivea (NOCA, WS, WTU, WWB; 19; 1971-2008)
Potentilla norvegica (EWU, ID, NOCA, OSC, PLU, PNNL, PSM, REED, RM, WCW, WS, WTU, WWB; 72; 1886-2019)
Potentilla pensylvanica (EWU, WTU; 2; 2004-2013)
Potentilla recta (BLMVL, EWU, ID, IDE, NOCA, OSC, PLU, RM, UBC, USFS, WS, WTU, WWB; 79; 1933-2019)
Potentilla rhomboidea (WTU; 1; 1899)
var. pseudorupestris (WTU; 1; 1899)
Potentilla rivalis (ID, NOCA, NY, OSC, PNNL, PSM, WS, WTU; 69; 1880-2019)
Potentilla rubricaulis (WWB; 1; 1978)
Potentilla saximontana (PLU; 1; 1914)
Potentilla subgorodkovii (NOCA, WS, WWB; 9; 1971-2005)
Potentilla supina (ID, IDE, OSC, PNNL, UBC, WS, WTU, WWB; 32; 1895-2019)
ssp. paradoxa (ID, IDE, OSC, PNNL, UBC, WS, WTU, WWB; 32; 1895-2019)
Potentilla thurberi (WTU; 1; 1902)
Potentilla valida (WTU; 1; 1931)
var. pseudorupestris (WTU; 1; 1931)
Potentilla verna (PLU; 2; 1982)
Potentilla villosa (EWU, NOCA, OSC, PLU, WCW, WS, WTU, WWB; 42; 1890-2011)
Potentilla viscosa (WTU; 1; 1937)
var. pseudorupestris (WTU; 1; 1937)
Poteridium annuum (EWU, HPSU, ID, NOCA, OSC, PSM, RM, WCW, WS, WTU, WWB; 72; 1884-2018)
Poterium sanguisorba (EWU, ID, IDE, OSC, RM, SRP, WS, WTU, WWB; 36; 1909-2019)
var. polygamum (EWU, ID, IDE, OSC, RM, SRP, WS, WTU, WWB; 35; 1909-2019)
Prunus americana (PLU, WCW, WS; 5; 1963-1985)
Prunus armeniaca (PNNL, RM, WTU; 5; 1984-2014)
Prunus avium (IDS, NOCA, OSC, SRP, V, WCW, WS, WTU, WWB; 86; 1928-2019)
Prunus avium × Prunus emarginata (ID, WTU; 6; 2001-2002)
Prunus cerasifera (ID, SRP, WS, WTU; 58; 1926-2020)
Prunus cerasus (WCW, WS, WTU; 18; 1908-2006)
Prunus domestica (HPSU, WS, WTU; 26; 1935-2018)
Prunus dulcis (WS, WTU; 6; 2005-2012)
Prunus emarginata (CIC, EVE, EWU, ID, IDS, NOCA, NY, OSC, PLU, PSM, REED, RM, SRP, UWB, V, WCW, WS, WTU, WWB; 474; 1880-2019)
var. erecta (WTU; 1; 1957)
Prunus emarginata × Prunus virginiana (WS, WTU; 4; 2002)
Prunus florida (IDS, SRP; 2; 1936)
Prunus gracilis (WS; 1; 1906)
Prunus incisa (WTU; 2; 2007)
Prunus jamasakura (WTU; 1; 2007)
Prunus laurocerasus (WS, WTU; 22; 1977-2019)
Prunus lusitanica (ID, OSC, WTU; 25; 1999-2016)
Prunus mahaleb (EWU, ID, OSC, PLU, RM, WCW, WS, WTU; 32; 1916-2019)
Prunus melanocarpa (WTU; 4; 1932-1935)
var. melanocarpa (WTU; 4; 1932-1935)
Prunus padus (SRP, WTU; 15; 2002-2016)
Prunus pensylvanica (WCW; 2; 1964-2006)
Prunus persica (WTU; 5; 2000-2017)
Prunus prunifolia (EWU; 1; 1917)
Prunus ×pugetensis (CIC, ID, IDS, NY, OSC, RM, UBC, WS, WTU; 72; 1996-2016)
Prunus pumila (WS; 2; 1896-1921)
var. besseyi (WS; 1; 1921)
Prunus serotina (PLU, WS, WTU; 7; 1953-2004)
Prunus sieboldii (WTU, WWB; 2; 1940-2005)
Prunus spinosa (ID, WS, WTU; 10; 1896-2004)
Prunus subcordata (WCW; 2; 1967-1992)
Prunus tenella (WTU; 2; 2012-2013)
Prunus tomentosa (IDE, WTU; 4; 1989-2019)
Prunus virginiana (EVE, EWU, HPSU, ID, IDS, MONTU, NOCA, NY, OSC, PLU, PNNL, PSM, REED, RM, SRP, UBC, V, WCW, WS, WSTC, WTU, WWB; 354; 1880-2020)
Prunus yedoensis (WTU; 4; 2005-2007)
Purshia mexicana (PLU; 1; 1990)
var. stansburyana (PLU; 1; 1990)
Purshia tridentata (EWU, HPSU, ID, IDS, NOCA, OSC, PLU, PNNL, PSM, RM, SRP, WCW, WS, WSTC, WTU, WWB; 209; 1880-2019)
var. tridentata (OSC, WTU; 43; 1892-2019)
Pyracantha coccinea (ID, PLU, WTU; 12; 1959-2017)
Pyracantha fortuneana (WTU; 7; 2001-2007)
Pyrus communis (WTU; 17; 1906-2019)
Pyrus nivalis (WTU; 1; 2001)
Pyrus pyrifolia (WTU; 1; 2004)
Rosa acicularis (ID, SRP, WTU; 3; 1992-2018)
Rosa canina (EWU, ID, IDE, NOCA, PLU, RM, UBC, WCW, WTU, WWB; 41; 1933-2019)
Rosa gallica (WTU; 1; 2018)
Rosa gymnocarpa (EWU, HPSU, ID, IDS, LINF, NOCA, NY, OSC, PLU, PSM, REED, RM, SRP, WCW, WS, WTU, WWB; 361; 1880-2018)
ssp. gymnocarpa (SRP, WTU; 25; 1890-2012)
ssp. helleri (WTU; 10; 1909-2007)
Rosa helenae (UWB; 1; 1998)
Rosa laciniatus (PLU; 4; 1974-1975)
Rosa multiflora (ID, UBC, WS, WTU; 25; 1974-2020)
Rosa nutkana (CIC, EWU, HPSU, ID, NOCA, NY, OSC, PLU, PSM, REED, RM, SRP, UWB, WCW, WS, WSTC, WTU, WWB; 625; 1880-2019)
ssp. macdougalii (EWU, ID, NOCA, NY, OSC, RM, SRP, WCW, WS, WSTC, WTU, WWB; 274; 1880-2016)
ssp. nutkana (NOCA, NY, OSC, PLU, SRP, UWB, WCW, WTU, WWB; 119; 1889-2019)
Rosa nutkana ssp. nutkana × Rosa rugosa (WTU; 1; 2017)
var. macdougali (WTU; 1; 2018)
Rosa nutkana × Rosa rugosa (WTU; 2; 1999)
Rosa pisocarpa (EWU, HPSU, ID, NOCA, OSC, PLU, PSM, UWB, WCW, WS, WTU, WWB; 186; 1883-2019)
var. pisocarpa (UWB, WTU; 3; 2007-2019)
Rosa rubiginosa (ID, OSC, PLU, PSM, WCW, WS, WTU; 52; 1885-2017)
Rosa rugosa (UWB, WTU; 12; 1934-2019)
Rosa woodsii (EWU, HPSU, ID, IDS, NOCA, OSC, PLU, PNNL, PSM, RM, SOC, SRP, UBC, WCW, WS, WSTC, WTU; 399; 1883-2020)
var. montana (WTU; 2; 1908-1911)
Rubus allegheniensis (OSC, WTU; 4; 2009-2011)
Rubus anglocandicans (WTU; 5; 2016)
Rubus arcticus (NOCA, WS, WTU; 7; 1979-2017)
Rubus armeniacus (EVE, ID, PSM, WTU; 52; 1950-2019)
Rubus armeniacus × Rubus laciniatus (WS, WTU; 2; 2007)
Rubus bifrons (EWU, ID, NOCA, OSC, PLU, UBC, UWB, WCW, WS, WTU, WWB; 93; 1886-2018)
Rubus bifrons × Rubus laciniatus (WTU; 1; 2011)
Rubus chamaemorus (WTU; 1; 2002)
Rubus hispidus (WS, WTU; 3; 1924-1999)
Rubus idaeus (EWU, ID, IDS, NOCA, OSC, PLU, RM, WS, WTU, WWB; 68; 1889-2017)
ssp. idaeus (PLU, WTU; 3; 1974-2017)
ssp. strigosus (EWU, IDS, NOCA, OSC, PLU, RM, WS, WTU, WWB; 53; 1889-2012)
var. sachalinensis (ID, WS, WTU; 5; 1918-1958)
Rubus laciniatus (EWU, HPSU, NOCA, OSC, PLU, PSM, REED, RM, UBC, WCW, WS, WTU, WWB; 146; 1898-2019)
Rubus laciniatus × Rubus macrogongylus (WTU; 1; 2004)
Rubus laciniatus × Rubus macrophyllus (WTU; 1; 2004)
Rubus lasiococcus (EWU, HPSU, ID, NOCA, OSC, PLU, PSM, REED, SRP, UBC, WCW, WS, WSTC, WTU, WWB; 143; 1882-2018)
Rubus leucodermis (EWU, ID, NOCA, NY, OSC, PLU, PSM, RM, SRP, WCW, WS, WTU, WWB; 134; 1874-2019)
Rubus macrophyllus (NOCA, OSC, PLU, WS, WTU, WWB; 20; 1925-2004)
Rubus nigerrimus (ID, NY, OSC, SRP, UBC, WS, WTU; 21; 1894-2004)
Rubus nivalis (NOCA, OSC, PLU, SRP, WS, WTU; 32; 1889-2019)
Rubus nutkanus (EWU, ID, PLU, WCW, WTU, WWB; 13; 1908-1992)
Rubus parviflorus (CIC, EWU, HPSU, ID, LINF, NOCA, NY, OSC, PLU, PSM, REED, RM, SOC, SRP, UBC, UWB, WCW, WS, WSTC, WTU, WWB; 406; 1885-2018)
Rubus pedatus (EWU, HPSU, ID, IDS, NOCA, OSC, PLU, PSM, REED, RM, SRP, UBC, WCW, WS, WSTC, WTU, WWB; 186; 1881-2016)
Rubus pensilvanicus (SRP, WTU; 5; 1941-2017)
Rubus praecox (WTU; 2; 2019)
Rubus pubescens (IDS, RM, WS, WTU; 20; 1923-2012)
Rubus sachalinensis (REED, RM, WS, WTU; 31; 1889-2002)
var. sachalinensis (REED, RM, WS, WTU; 31; 1889-2002)
Rubus spectabilis (CIC, EWU, HPSU, ID, LEA, LINF, NOCA, OSC, PLU, PSM, REED, SRP, UBC, UWB, WCW, WS, WSTC, WTU, WWB; 423; 1882-2019)
Rubus ulmifolius (WTU; 2; 1999-2019)
Rubus ursinus (EWU, HPSU, ID, LINF, NOCA, NY, OSC, PLU, PSM, REED, SRP, UBC, UWB, WCW, WS, WTU, WWB; 298; 1888-2019)
Rubus vestitus (HPSU, PLU, WS, WTU; 11; 1971-2019)
Sanguisorba latifolia (EWU, WS; 5; 1921-1930)
Sanguisorba menziesii (OSC, PSM, WS, WTU; 11; 1921-1980)
Sanguisorba officinalis (HPSU, WS, WTU; 15; 1902-2014)
Sanguisorba stipulata (NOCA, OSC, PLU, PSM, RM, UBC, WCW, WS, WTU, WWB; 38; 1890-2015)
Sibbaldia procumbens (EWU, NOCA, NY, OSC, RM, UBC, V, WS, WTU, WWB; 110; 1882-2015)
Sibbaldiopsis tridentata (WS; 1; 1963)
Sorbaria kirilowii (WS, WTU; 5; 1969-2001)
Sorbaria sorbifolia (WS; 2; 1928-1946)
Sorbaria tomentosa (OSC; 2; 1997)
Sorbus airia (UWB; 1; 1997)
Sorbus alnifolia (UWB; 2; 1991-1993)
Sorbus americana (WCW; 1; 1964)
Sorbus aucuparia (EWU, ID, NOCA, OSC, PLU, USFS, UWB, WS, WTU, WWB; 72; 1898-2020)
Sorbus cascadensis × Sorbus sitchensis (WTU; 1; 1910)
Sorbus hybrida (WTU; 1; 2005)
Sorbus intermedia (ALA, SRP, WS, WTU; 25; 1999-2009)
Sorbus occidentalis × Sorbus sitchensis (WTU; 1; 1896)
Sorbus scopulina (CIC, EWU, ID, IDS, NOCA, OSC, PSM, RM, WS, WSTC, WTU, WWB; 183; 1882-2018)
Sorbus scopulina × Sorbus sitchensis var. grayi (WTU; 2; 2009)
Sorbus sitchensis (EWU, ID, IDS, NOCA, OSC, PLU, PSM, REED, RM, SRP, UBC, WS, WSTC, WTU, WWB; 259; 1879-2020)
var. grayi (EWU, ID, IDS, NOCA, OSC, PLU, REED, SRP, UBC, WS, WSTC, WTU; 156; 1881-2009)
var. sitchensis (ID, NOCA, OSC, WTU; 24; 1893-2015)
Spiraea alba (WS, WWB; 2; 1924-1966)
var. latifolia (WS; 1; 1924)
Spiraea betulifolia × Spiraea douglasii (PSM; 1; 1974)
Spiraea betulifolia × Spiraea menziesii (WS; 9; 1890-1924)
Spiraea convexa (NY, WS; 2; 1923)
Spiraea douglasii (BOIS, EWU, HPSU, ID, NOCA, OSC, PLU, PSM, RM, SRP, UWB, WCW, WS, WTU, WWB; 419; 1881-2019)
var. douglasii (ID, NOCA, OSC, UWB, WCW, WTU, WWB; 44; 1885-2018)
var. menziesii (EWU, HPSU, ID, NOCA, OSC, RM, WCW, WS, WTU, WWB; 181; 1882-2019)
var. roseata (OSC, PLU, WCW, WS; 6; 1901-1983)
Spiraea ×hitchcockii (ID, WTU; 9; 1932-2018)
Spiraea hydrophila (NY, WS; 2; 1924)
Spiraea japonica (ID, UBC; 2; 1991)
Spiraea lucida (CIC, EWU, HPSU, ID, IDS, NOCA, OSC, PLU, PSM, REED, RM, WCW, WS, WTU, WWB; 342; 1877-2020)
Spiraea lucida × Spiraea splendens (ID; 1; 2014)
Spiraea prunifolia (WS; 1; 1932)
Spiraea ×pyramidata (EWU, HPSU, ID, NOCA, NY, OSC, PLU, REED, WS, WTU, WWB; 113; 1866-2020)
Spiraea splendens (EWU, HPSU, ID, NOCA, OSC, PLU, PSM, REED, RM, UBC, WCW, WS, WSTC, WTU, WWB; 220; 1880-2017)
Spiraea vanhouttei (PLU, WTU; 2; 1959-1991)
Waldsteinia idahoensis (WCW; 2; 1969)