A catalog of Native North American Plants: Rumex latissimus
Rumex latissimus
Common name: Pale Dock, Smooth Dock, Peach -Leaf Dock
Rumex altissimus is native to North America but has been introduced outside of its native range. In New England, this species is non-native. The leaves are simple, alternate, there is one leaf per node along the stem. The flower is radially symmetrical with
six petals, in the flower, the petals or the sepals are fused into a cup or tube. The fruit is dry but does not split open when ripe.
Dye color: Brown, Green, Orange, Yellow
Dye source |
Mordant |
Process |
Color |
Flowers |
Iron |
Heat |
Dark olive-brown |
Flowers |
Alum |
Heat |
Bright gold |
Flowers |
Copper |
Heat |
Antique gold |
Flowers |
None |
Heat |
Gold |
Leaves |
Iron |
Heat |
Dark khaki green |
Leaves |
Copper |
Heat |
Dull yellow |
Stems |
Iron |
Heat |
Olive brown |
Stems |
Alum |
Heat |
Antique olive gold |
Stems |
None |
Heat |
Light olive -gold |