Clarkia exilis was created in 1954.
Thala exilis was created in 1845.
Trachelyichthys exilis was created in 1977.
Clarkia cylindrica was created in 1907.
Clarkia biloba was created in 1855.
Clarkia speciosa was created in 1953.
Clarkia borealis was created in 1971.
Clarkia heterandra was created in 1857.
Clarkia australis was created in 1971.
Clarkia epilobioides was created in 1840.
Clarkia williamsonii was created in 1857.
Clarkia purpurea was created in 1796.
Clarkia prostrata was created in 1953.