A synopsis of North American desmids  part II. desmidiaceae  placodermae, section 1 
G.W. Prescott ... et al. 
 - Lincoln  University of Nebraska Press  1975 
 - v. 1; v. 2, sections 1-5  :  ill. ;  28 cm. 
 - North American flora.Series II  pt. 6 .
<br/><br/> Pt. 1 published as: Desmidiales. New York : New York Botanical Garden, 1972. (North American flora. Series II ; pt. 6) 
<br/><br/>Includes bibliographies and indexes. 
<br/><br/>pt. 1. Sacodermae, Mesotaeniaceae -- pt. 2. Desmidiaceae: Placodermae. 5 v. 
<br/><br/><label>ISBN: </label>0803208545 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Desmidiaceae--North America--Classification<br/>Mesotaeniaceae--North America--Classification<br/>Algae--North America--Classification