The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35179008, with some changes.

M Arrhenopterum heterostichum Hedw. is a synonym of Sphaerocephalus heterostichus (Hedw.) E. Britton

This name is a synonym of Sphaerocephalus heterostichus (Hedw.) E. Britton.

The record derives from Tropicos which reports it as a synonym (record 35179008) with original publication details: Sp. Musc. Frond. 198. 46 f. 1--9 198 1801.