Utricularia minor
Lesser Bladderwort

Whole Plant

6.5 km North on Silica Sands Road, East of Hudson Bay

Some stem sections are subterranean (e.g. section labeled A).  These possess bladders and sometimes a few leaves.  Other stem sections are aquatic (e.g. section labeled B).  These possess many leaves and sometimes a few bladders.

Minor: Answers to key questions in Budd's Flora and Flora of Alberta leading to this species. 

plants delicate; NOT [plants coarse]

stems creeping on bottom in shallow water; NOT [stems either submersed or floating]

stem less than 0.5 mm thick; NOT [stem at least 0.5 mm thick]

leaves and bladders born on the same branch; NOT [leaves and bladders born on separate branches]

leaves readily seen; NOT [leaves obscure]

leaves finely dissected; NOT [leaves thread-like, simple]

leaves flattened; NOT [leaves terete, capillary]

bladders readily seen; NOT [bladders minute]

bladders few; NOT [bladders abundant]

flower stalks recurved; NOT [flower stalks ascending]

flowers 3-8 mm long;  NOT [flowers 10-25 mm long]


Utricularia: Answers to key questions in Budd's Flora and Flora of Alberta leading to this genus. 

plants floating on or submersed in water; NOT [land plants]

leaves not in a basal rosette

leaves usually dissected; NOT [leaves entire]

leaves bearing small bladders

flowers several in a raceme above water; NOT [flowers solitary]

calyx with 2 sepals; NOT [calyx with 5 sepals]

flowers yellow; NOT [flowers bluish violet]


Lentibulariaceae: Answers to key questions in Budd's Flora  leading to this family. 

herbs; NOT [shrubs or trees]

plants green or with some chlorophyll

plants aquatic

flowers NOT in heads or spikes

corolla irregular; NOT [corolla regular]

corolla spurred

ovary superior; NOT [ovary inferior]