Delete odd one:
Cucumber
Pumpkins
Watermelon
Ginger
Definitions / Explanation :
$(i)$ Leaf like stem Phylloclade
$(ii)$ Stolon
The lateral branches originate from the basal and underground portion of the main stem, grow horizontally beneath the soil and then come out obliquely upward giving rise to leafy shoots.
Underground stems of potato, ginger; turmeric, Zaminkand, Colocasia are the examples of modified stem for
Describe modifications of stem for specific functions.
Thorn is a stem structure because it