Difference between revisions of "Subfamily Ptychodiscoideae"
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Latest revision as of 00:53, 1 September 2015
Citation: Ptychodiscoideae (Autonym). Diagnosis:Ptychodiscaceans in which cellulose is the principal component of the pellicle, and in which no apical opening is developed. Ptychodiscus Stein 1883. Balechina Loeblich Jr. and Loeblich III 1968.
Berghiella Kofoid and Michener 1911. |