Hattaway, Robert A.. <br/><br/>
A monograph of the Ptychomniaceae (Bryopsida) [Capitulos 5 a 8] :   a thesis in botany /  
by Robert A. Hattaway. 
 - Pennsylvania (USA) :   Pennsylvania State University,   1984. 
 - pp. 45-220 :   il. ;   28 cm. 
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<br/><br/><label>Subjects--Index Terms: </label>Bryopsida Musgos Ptychomniaceae