Closterium jenneri var. jenneri
Closterium jenneri var. robustum
(tree size 1)
Closterium jenneri var. curvatissimum
Closterium jenneri var. cynthia
Closterium jenneri var. dubitabile
Closterium jenneri var. tenue
Closterium jenneri f. minor
Closterium jenneri var. dubitabilis
Closterium jenneri var. major
Closterium jenneri var. myrdalense
Closterium jenneri var. percurvatum
Closterium jenneri f. cynthia
Closterium jenneri f. exiguum
Closterium jenneri f. longior
Closterium jenneri f. major
Closterium jenneri f. minus
Closterium jenneri f. opulentum