List of Canadian plants by family U–W

Main page: List of Canadian plants by family

This is a dynamic list and may never be able to satisfy particular standards for completeness. You can help by adding missing items with reliable sources.

Families: A | B | C | D | E | F | G | H | I J K | L | M | N | O | P Q | R | S | T | U V W | X Y Z

Ulmaceae

• Ulmus americana — American elm
• Ulmus rubra — slippery elm
• Ulmus thomasii — rock elm

Urticaceae

• Boehmeria cylindrica — smallspike false nettle
• Laportea canadensis — Canada wood-nettle
• Parietaria pensylvanica — Pennsylvania pellitory
• Pilea fontana — springs clearweed
• Pilea pumila — Canada clearweed
• Urtica dioica — stinging nettle

Valerianaceae

• Plectritis congesta — pink plectritis
• Plectritis macrocera — white plectritis
• Valeriana capitata — clustered valerian
• Valeriana dioica — wood valerian
• Valeriana edulis — hairy valerian
• Valeriana scouleri — Scouler's valerian
• Valeriana sitchensis — Sitka valerian
• Valeriana uliginosa — marsh valerian
• Valerianella chenopodiifolia — goosefoot cornsalad
• Valerianella umbilicata — navel-shape cornsalad

Verbenaceae

• Glandularia bipinnatifida — Dakota vervain
• Phryma leptostachya — American lopseed
• Phyla lanceolata — fog-fruit
• Verbena bracteata — largebract vervain
• Verbena hastata — blue vervain
• Verbena simplex — narrowleaf vervain
• Verbena stricta — hoary vervain
• Verbena urticifolia — white vervain
• Verbena x deamii
• Verbena x engelmannii
• Verbena x perriana
• Verbena x rydbergii

Violaceae

• Hybanthus concolor — green violet
• Viola adunca — sand violet
• Viola affinis — Le Conte's violet
• Viola bicolor — field pansy
• Viola biflora — northern violet
• Viola blanda — smooth white violet
• Viola canadensis — Canada violet
• Viola conspersa — American bog violet
• Viola cucullata — marsh blue violet
• Viola epipsila — northern marsh violet
• Viola glabella — smooth yellow woodland violet
• Viola howellii — Howell's violet
• Viola labradorica — Labrador violet
• Viola lanceolata — lanceleaf violet
• Viola langsdorffii — Aleutian violet
• Viola macloskeyi — smooth white violet
• Viola missouriensis — Missouri violet
• Viola nephrophylla — northern bog violet
• Viola novae-angliae — New England violet
• Viola nuttallii — Nuttall's violet
• Viola orbiculata — western rough-leaved violet
• Viola palustris — alpine marsh violet
• Viola pedata — bird's-foot violet
• Viola pedatifida — prairie violet
• Viola praemorsa — upland yellow violet
• Viola primulifolia — primrose-leaf violet
• Viola pubescens — downy yellow violet
• Viola purpurea — pine violet
• Viola renifolia — kidneyleaf white violet
• Viola rostrata — longspur violet
• Viola rotundifolia — roundleaf violet
• Viola sagittata — arrowleaf violet
• Viola selkirkii — great-spurred violet
• Viola sempervirens — redwood violet
• Viola septentrionalis — northern blue violet
• Viola sororia — woolly blue violet
• Viola striata — striped violet
• Viola triloba — three-lobed violet
• Viola vallicola — valley violet
• Viola x bissellii
• Viola x brauniae
• Viola x conjugens
• Viola x eclipes
• Viola x filicetorum
• Viola x malteana
• Viola x melissifolia
• Viola x palmata — early blue violet
• Viola x parca
• Viola x populifolia
• Viola x porteriana — Stone's violet
• Viola x primulifolia — primrose-leaf violet
• Viola x sublanceolata

Viscaceae

• Arceuthobium americanum — American mistletoe
• Arceuthobium campylopodum — western dwarf-mistletoe
• Arceuthobium douglasii — Douglas-fir dwarf-mistletoe
• Arceuthobium laricis — larch dwarf-mistletoe
• Arceuthobium pusillum — dwarf mistletoe
• Arceuthobium tsugense — hemlock dwarf-mistletoe

Vitaceae

• Parthenocissus quinquefolia — Virginia creeper
• Parthenocissus vitacea — woodbine
• Vitis aestivalis — summer grape
• Vitis labrusca — northern fox grape
• Vitis riparia — riverbank grape
• Vitis vulpina — winter grape

Woodsiaceae

• Athyrium americanum — American alpine ladyfern
• Athyrium filix-femina — lady fern
• Cystopteris bulbifera — bulblet fern
• Cystopteris fragilis — fragile fern
• Cystopteris laurentiana — Laurentian bladderfern
• Cystopteris montana — mountain bladderfern
• Cystopteris protrusa — lowland brittle fern
• Cystopteris tenuis — upland brittle bladderfern
• Deparia acrostichoides — silver false spleenwort
• Diplazium pycnocarpon — glade fern
• Gymnocarpium disjunctum — Pacific oak fern
• Gymnocarpium dryopteris — northern oak fern
• Gymnocarpium jessoense — northern oak fern
• Gymnocarpium robertianum — limestone oak fern
• Gymnocarpium x achriosporum
• Gymnocarpium x brittonianum
• Gymnocarpium x intermedium
• Physematium oreganum — western cliff fern
• Physematium obtusum — bluntlobe woodsia
• Physematium scopulinum — Rocky Mountain woodsia
• Woodsia alpina — northern woodsia
• Woodsia glabella — smooth woodsia
• Woodsia ilvensis — rusty woodsia
• Woodsia x abbeae
• Woodsia x gracilis
• Woodsia x maxonii
• Woodsia x tryonis