a. Bot. [f. L. tūber, TUBER2 + -I)FEROUS.] Producing or bearing tubers.
1846. Worcester cites Gray.
1847. W. E. Steele, Field Bot., 174. Melantheæ. Mostly bulbiferous or tuberiferous plants, possessing highly poisonous, acrid, and narcotic properties.
1881. Bentham, in Jrnl. Linn. Soc., XVIII. 347. Their rhizome is more or less tuberiferous.