Ginger is a stem which can be differentiated from root because it
Grows parallel to ground
Stores food
Lacks chlorophyll
Has nodes and internodes
An example of edible underground stem is
Phylloclade of Opuntia is stem because
In Opuntia the stem is modified into a flattened green structure to perform the function of leaves (i.e., photosynthesis). Cite some other examples of modifications of plant parts for the purpose of photosynthesis.
A horizontal underground stem is a
Which is not a rhizome