Bedstraw or Madder Family in the Cascade Mountains of Oregon and Washington

Rubiaceae

Annual Bedstraw, Common Bedstraw, Cleavers, Common Cleavers, Goose-grass, Sticky-willy: Galium aparine (Synonyms: Galium agreste var. echinospermum, Galium aparine var. aparine, Galium aparine var. echinospermum, Galium aparine var. intermedium, Galium aparine var. minor, Galium aparine ssp. spurium, Galium aparine var. vaillantii, Galium spurium, Galium spurium var. echinospermum, Galium spurium var. vaillantii, Galium vaillantii) -

Low Mountain Bedstraw, Twinleaf Bedstraw, Twin-leaf Bedstraw: Galium bifolium -

Bolander's Bedstraw: Galium bolanderi (Synonyms: Galium arcuatum, Galium culbertsonii, Galium margaricoccum, Galium pubens, Galium pubens var. scabridum, Galium subscabridum) -

Northern Bedstraw: Galium boreale (Synonyms: Galium boreale ssp. septentrionale, Galium boreale var. hyssopifolium, Galium boreale var. intermedium, Galium boreale var. linearifolium, Galium boreale var. scabrum, Galium boreale var. typicum, Galium hyssopifolium, Galium septentrionale, Galium strictum) -

Spreading Bedstraw: Galium divaricatum (Synonyms: Galium anglicum, Galium anglicum var. parvifolium, Galium parisiense, Galium parisiense ssp. anglicum, Galium parisiense ssp. parvifolium, Galium parisiense var. anglicum, Galium parisiense var. divaricatum, Galium parisiense var. leiocarpum, Galium parvifolium) -

Gray's Bedstraw: Galium grayanum var. nanum -

Boreal Bedstraw: Galium kamtschaticum -

Rough Bedstraw: Galium mexicanum var. asperulum (Synonyms: Galium asperrimum, Galium asperrimum var. asperulum, Galium asperulum, Galium filipes, Galium mexicanum ssp. asperulum, Galium mexicanum var. asperulum) -

Humboldt Bedstraw: Galium muricatum (Synonym: Galium chartaceum) -

Oregon Bedstraw: Galium oreganum (Synonym: Galium kamtschaticum var. oreganum) -

Piedmont Bedstraw: Galium pedemontanum (Synonyms: Galium pedemontana, Vaillantia pedemontana) -

Linear-leaved Climbing Bedstraw: Galium porrigens var. tenue (Synonyms: Galium nuttallii, Galium nuttallii ssp. ovalifolium, Galium nuttallii var. ovalifolium) -

Intermountain Bedstraw: Galium serpenticum (Synonyms: Galium multiflorum, Galium watsonii)

Small Bedstraw, Threepetal Bedstraw, Three-petal Bedstraw: Galium trifidum (Synonyms: Galium brandegei, Galium columbianum, Galium cymosum, Galium tinctorium, Galium trifidum ssp. columbianum, Galium trifidum ssp. pacificum, Galium trifidum var. pacificum, Galium trifidum var. pusillum, Galium trifidum ssp. subbiflorum, Galium trifidum var. subbiflorum, Galium trifidum var. trifidum) -

Fragrant Bedstraw, Sweetscented Bedstraw, Three-flowered Bedstraw: Galium triflorum (Synonyms: Galium brachiatum, Galium pennsylvanicum, Galium triflorum var. asprelliforme, Galium triflorum var. viridiflorum) -

Milk Kelloggia, Milky Kelloggia: Kelloggia galioides -

Blue Fieldmadder, Blue Field-madder, Herb Sherard, Spurwort: Sherardia arvensis -