As a result, his name came to be attached to such exotic things as Spiranthes romanzoffiana, a North American orchid, Papilio rumanzovia, a large butterfly from the Philippines, and was, between 1812 and 1842 the Russian name (залив Румянцева) for present day Bodega Bay, California.
Collected by Chamisso during the Romanzov expedition it was described by him in 1828 and named for Count Nikolay Rumyantsev who financed it.
Spiranthes romanzoffiana | Spiranthes | Spiranthes sinensis |