Huperzia phlegmariodes is native to Halmaheras, PNG, Solomons, Queensland, Fiji and New Caledonia. All the plants that are found in these areas are all different looking.
Huperzia phlegmariodes (QLD native layered)
Here is a another form of Huperzia phlegmariodes QLD was sold in the US as H. obtusifolia. This form in much thiner then most plant in cultivation.
Huperzia kandavuensis formally Huperzia phlegmarioides Fiji Layered