1·The bulb only vegetate one little adnation bulb during growth in 1 year and the little adnation bulb is the only one which can flower.
细叶百合的鳞茎在生长发育过程中一年仅形成1个侧生小鳞茎，且此鳞茎是下一年唯一能抽生花茎、进行有性生殖的鳞茎。