Riccia glauca f. minima Kavina Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Marchantiophyta class Marchantiopsida order Marchantiales family Ricciaceae genus Riccia species Riccia warnstorfii Name Homonyms Riccia glauca var. minima Huebener Riccia glauca f. minima Kavina Riccia glauca var. minima Schwägr. Riccia glauca var. minima Lindenb.