Blatta orientalis
Blatta orientalis
Blatta orientalis L.
Engl.: Oriental cockroach.
Fran.: blatte orientale.
Blatta orientalis Sulzer, Blattidae: See Periplaneta americana L.
A herbal distance course
Henriette's herbal is one of the oldest and largest herbal medicine sites on the net. It's been online since 1995, and is run by Henriette Kress, a herbalist in Helsinki, Finland.