Lawalrée, André. <br/><br/>
Azollaceae. 

 - 5 p. 
 - Flore d'Afrique Centrale (Zaïre, Rwanda, Burundi). Pteridophytes .
<br/><br/> Index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>582.35--Pteridophyta. Ferns. Fernlike spore plants<br/>581.9 <675>--Geographic botany. Plant geography (phytogeography). Floras. Geographic distribution of plants--Zaïre. Belgisch Kongo