Named in honor of Stig Dalström, Sweden, who discovered this species.
P. dalstroemii is found in Ecuador at elevations of around 1800m.
The plant grows to about 3cm tall. Flower size 8-10mm.
Intermediate to cool conditions.
P. condylosepalum is a closely related species. It can be distinguished by its very short, rounded sepaline tails and
the broader lip that is suffused with purple instead of spotted with purple.