Mentha is -

Match the lists {:(,"I",,"II"),((a),"Apices of underground branches store food ",(i),"Mentha"),((b),"Underground branches grow obliquely upward from the axillary buds of nodes of stem below the soil",(ii),"Hydrocotyle"),((c),"Aerial branches grow obliquely downwards and produce adventitious roots after touching the soil",(iii),"Agave"),((d),"Weak stemmed plants have a cluster of leaves and roots at every node",(iv),"Stachys"):}