Examples from the Web for vegetal
More often than not, it will taste harsh and vegetal; possibly like a dead squirrel dipped in kerosene.
For it would seem to be a law of vegetal growth that reproduction should begin in decomposition and decay.
Hence Life, either as a preëxisting cause or vital agency, must precede both animal and vegetal organism.
Seams of graphite may therefore represent accumulations of vegetal matter such as seaweed.The Elements of Geology|William Harmon Norton