Hester Ruth Davis. SOMATIC HITOSIS IN CLARKIA ELEGANS . DOUGL . PRELIMINARY ACCOUNT . ? INTRODUCTION . Although Clarkia has been in cultivation for many years , and both C. elegans and C. pulchella have been used in genetical ...
... Clarkia elegans " and in 1926 Mr. Donald A. Johansen prepared an extensive report on " The Morphology and Cytology of Embryogenesis in Clarkia elegans . " Since the chromo some number was found by Dr. Burlingame and Mr. Johansen to vary ...