Stem forms A-D
Acaulescent
Aerial Stem
Alate
Angulate
Aphyllopodic
Aphyllous
Arborescent Stem
Ascending (Ascendent, Assurgent)
Caespitose / Cespitose
Caulescent
Cauliflorous / Cauliflory
Cauline
Cladode or phylloclade stems
Clambering
Climbing Stems
Columnar Stem
Creeping Stems
Decumbent Stems
Deliquescent Stems
Dichotomous Stems
Dicothyledonous Stem
Divaricate Stems
Divergent Stems