In botany terms the difference between procumbent and decumbent
is that procumbent is that trails along the ground while decumbent is of a plant, which lies on the ground with tips turned upwards.
As adjectives the difference between procumbent and decumbent
is that procumbent is prone or prostrate while decumbent is of a plant, which lies on the ground with tips turned upwards.
decumbent
English
Adjective
(
en adjective)
(botany) Of a plant, which lies on the ground with tips turned upwards.