Not an accepted name (status: unknown).
No accepted name is recorded for it yet.
Isopterygium borrerianum var. gracilens
(Austin ex Grout) H.A.Crum, Steere & L.E.Anderson
2% complete
No common name
Bryologist, 68: 433, 433, 1965
There is no corrections for Isopterygium borrerianum var. gracilens yet.