Distribution of Microcentrum rhombifolium in North America north of Mexico

Description:

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.

Dots show county records; shaded area shows likely general distribution.

See also this computer-generated U.S. distribution map, produced in 2003 from records in a database available on the Singing Insects of North America site.
(Note: Monroe County, Florida, includes the southwest portion of the tip of mainland Florida and the upper and lower keys. These three parts of that county are mapped separately in the "dot maps" but not in the
See also this computer-generated U.S. distribution maps, which are strictly at the county level.)