†(a) a motile projection (perhaps a cilium) on certain bryozoans (obsolete. rare); (b) an aerial root, esp. one emerging from the stem of a…
单词 | θ21080 |
释义 | the world > plants > by nutrition or respiration > [noun] > epiphyte > root (2) air root1826 †(a) a motile projection (perhaps a cilium) on certain bryozoans (obsolete. rare); (b) an aerial root, esp. one emerging from the stem of a… velamen1882 Botany. The outer envelope or covering of the aerial roots of some arums and orchids. |
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