Vaccinium | Vaccinium uliginosum | Schizachyrium scoparium | Vaccinium corymbosum | Leptospermum scoparium | Vaccinium vitis-idaea | Vaccinium myrsinites | Vaccinium angustifolium | Vaccinium deliciosum | Dicranum scoparium |
Other understory species occurring with the rush include grouse whortleberry (Vaccinium scoparium), Sitka valerian (Valeriana sitchensis), mountain arnica (Arnica latifolia), and menziesia (Menziesia ferruginea).