A colony of Physcomitrium patens with gametophore shoots (IMAGE)

National Institutes of Natural Sciences

A colony of Physcomitrium patens with gametophore shoots

Caption

Filamentous protonema tissues (pale green) exhibit two dimensional growth to form a mat-like structure. On the other hand, gametophores (dark green) produce leafy shoots as a result of three dimentional growth.

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