Question

ridges and furrows. Each node has whorl of branches.
is composed
gla as in
structures called sporangiophores, aggregated to form strobili.
Each sporangiophore has a slender stalk and an expanded disc at its free end. The
sporangia appear on the underside of the disc. The thalloid gametophytes grow upon
clayey soil and on mud, e.g., Equisetum (Fig. 9.16).
Fig. 9.16 Representative of three of the subdivision of vascular plants (a) club moss
Lycopodium (b) A horsetail. Equisetum (c) A tree fern.​

Answer 1

Answer:

is composed. gla as in. structures called sporangiophores, aggregated to form strobili.