A Revised Glossary of the More Common Botanical and Horticultural Terms

Z8 bud mutation an abnormal shoot (caused by genetic change), which can be propagated only asexually. bud-scale covering of a bud. bud-sport same as bud-mutation. bud-variation same as bud-mutation. bulb a modified bud with fleshy scales, usually underground. bulbil a diminutive bulb. bullate blistered or puckered ; as the leaf in Savoy cabbage. bush a low, several- to manv-stemmed shrub ... ................
................