Jointed Rush, Jointleaf Rush, Joint-leaf Rush, Joint-leaved Rush: Juncus articulatus ssp. articulatus (Synonyms: Juncus articulatus var. obtusatus, Juncus articulatus var. stolonifer, Juncus lampocarpus, Luzula hyperborea) -
Arctic Rush, Baltic Rush, Dark Baltic Rush, Mountain Rush: Juncus balticus ssp. ater (Synonyms: Juncus balticus var. montanus, Juncus balticus var. vallicola, Juncus vallicola) -
Toad Rush: Juncus bufonius (var. ?) - Present in Conboy Lake NWR as well as in disturbed areas (especially roadsides) around Mt. Adams.
Colorado Rush: Juncus confusus (Synonym: Juncus exilis)- Collected at the NW corner of Conboy Lake NWR.
Coville's Rush: Juncus covillei (Synonyms: Juncus covillei var. covillei, Juncus covillei var. obtusatus , Juncus falcatus var. paniculatus, Juncus falcatus var. prominens, Juncus latifolius var. paniculatus) -
Drummond's Rush, Threeflower Rush: Juncus drummondii (Synonyms: Juncus compressus var. subtriflorus, Juncus drummondii var. drummondii, Juncus drummondii var. longifructus, Juncus drummondii ssp. subtriflorus, Juncus drummondii var. subtriflorus, Juncus pauperculus, Juncus subtriflorus) -
Dagger-leaf Rush, Dagger-leaved Rush, Swordleaf Rush, Sword-leaf Rush, Three-stamened Rush: Juncus ensifolius (Synonyms: Juncus ensifolius var. ensifolius, Juncus xiphioides) -
Thread Rush: Juncus filiformis -
Dwarf Rush, Hermann's Dwarf Rush: Juncus hemiendytus (Synonyms: Juncus brachystylus var. uniflorus, Juncus triformis var. uniflorus) - Rare. Collected near the southeastern base of Mt. Adams.
Kellogg's Dwarf Rush, Kellogg's Rush: Juncus kelloggii (Synonyms: Juncus brachystulus, Juncus triformis var. brachystylus)
Common Rush, Lamp Rush, Shiny Rush: Juncus laccatus (Synonym: Juncus effusus var. gracilis) - Collected half a mile north of Trout Lake, WA.
Long-styled Rush: Juncus longistylis (Synonym: Juncus longistylis var. longistylis) - Collected near Conboy Lake NWR.
Merten's Rush: Juncus mertensianus (Synonyms: Juncus duranii, Juncus mertensianus var. duranii, Juncus mertensianus var. filifolius, Juncus slwookoorum) -
Columbia Rush, Sierra Rush: Juncus nevadensis var. nevadensis (Synonyms: Juncus badius, Juncus columbianus, Juncus nevadensis var. badius, Juncus nevadensis var. columbianus) -
Straight-leaved Rush: Juncus orthophyllus (Synonyms: Juncus latifolius, Juncus longistylis var. latifolius) - Collected at Young's Wetland.
Parry's Rush: Juncus parryi (Synonym: Juncus drummondii var. parryi) -
Regel's Rush: Juncus regelii (Synonym: Juncus jonesii) -
Hairyleaf Rush, Hairy-leaf Rush, Hair-leaved Rush, Spreading Rush: Juncus supiniformis (Synonyms: Juncus oreganus, Juncus paucicapitatus) -
Path Rush, Poverty Rush, Slender Rush: Juncus tenuis (Synonyms: Juncus bicornis, Juncus interior, Juncus macer, Juncus tenuis var. bicornis, Juncus tenuis var. multicornus, Juncus tenuis var. tenuis, Juncus tenuis var. williamsii)