Clarkia exilis was created in 1954.
Trachelyichthys exilis was created in 1977.
Thala exilis was created in 1845.
Clarkia cylindrica was created in 1907.
Clarkia epilobioides was created in 1840.
Clarkia purpurea was created in 1796.
Clarkia mildrediae was created in 1940.
Clarkia dudleyana was created in 1904.
Clarkia breweri was created in 1864.
Clarkia bottae was created in 1835.
Clarkia gracilis was created in 1917.
Clarkia lewisii was created in 1978.
Clarkia franciscana was created in 1958.