Corythucha arcuata was created in 1832.
Evarcha arcuata was created in 1757.
Clarkia heterandra was created in 1857.
Clarkia borealis was created in 1971.
Clarkia epilobioides was created in 1840.
Clarkia biloba was created in 1855.
Clarkia speciosa was created in 1953.
Clarkia lingulata was created in 1953.
Clarkia affinis was created in 1953.
Clarkia jolonensis was created in 1970.
Clarkia prostrata was created in 1953.
Clarkia lassenensis was created in 1940.