Columella (botany)
Appearance
Columella (in plants) is an axis of sterile tissue which passes through the center of the spore-case of mosses.[1]
The term columella is also used to refer to story 1 to story 4 (S1 - S4) cells in the root cap located apically of the quiescent centre. In fungi it refers to central vacuolated part in hyphae.
References
- ^ One or more of the preceding sentences incorporates text from a publication now in the public domain: Beach, Chandler B., ed. (1914). . . Chicago: F. E. Compton and Co.