Plantal

The most degenerate souls did at last sleep in the bodies of trees, and grew up merely into plantal life.

Source: wiktionary

To live indeed is common also to plants; but we now investigate the peculiar work of man, so that the consideration about the plantal life must be dismissed.

Source: wiktionary

This sudden glimpse of the richness of southern vegetation is very delightful to a wanderer from Northern Europe who sees it for the first time, and it forms one of the most striking transitions in the aspect of plantal life […]

Source: wiktionary

"That the Plantal faculty of the Soul, whereby she is unitable to this terrestrial Body, is not arbitrarious, but fatal or natural; which union cannot be dissolved unless the bond of Life be loosened, and that vital congruity (which is in the Body, and does necessarily hold the Soul there) be either for a time hindred or utterly destroy'd."

Source: wiktionary