effloresce
v.
"to come into flower," 1775, from Latin efflorescere, inceptive form (in Late Latin simplified to efflorere) "to blossom, spring up, flourish, abound," from ex "out" (see ex-) + florescere "to blossom," from flos (see flora). Sense in chemistry is from 1788.
〔李〕v. 开花 [flor =flower] ←-esce [L] 表示“开始…；产生…”
〔蒋〕[el出→开出，flor花，-esce动词后缀] 开花