Howell's violet
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[This taxon will be assessed for treatment in volume 3 of Flora of Oregon, which is not yet published.] |
in prep. |
V. adunca, V. arvensis, V. bakeri, V. beckwithii, V. canadensis, V. cuneata, V. douglasii, V. douglasii x Viola praemorsa, V. douglasii x Viola purpurea, V. glabella, V. hallii, V. lanceolata, V. langsdorffii, V. lobata, V. macloskeyi, V. nephrophylla, V. ocellata, V. odorata, V. orbiculata, V. palustris, V. praemorsa, V. primulifolia, V. purpurea, V. quercetorum, V. riviniana, V. sempervirens, V. sheltonii, V. tricolor, V. trinervata, V. vallicola |
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