Juncus bufonius
 
Toad Rush

Several Culms

Condie Nature Refuge, 14 km NW of Regina
13-July-2015

bullet

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

plants annual; NOT [plants perennial]

bullet

plant 5-20 (30) cm high

bullet

NOT [leaves all basal or mostly so, or reduced to sheaths]

bullet

NOT [leaves septate, terete, or flat with the edge of the leaf toward the stem]

bullet

inflorescence diffuse, half to more than two-thirds the height of the plant; NOT [inflorescence much less than half the height of the plant]

bullet

inflorescence appearing terminal or lateral; NOT [bract of inflorescence appearing as a cylindrical continuation of the stem, inflorescence appearing lateral]

bullet

bract of the inflorescence flat or channeled on the upper side; NOT [bract of the inflorescence terete]

bullet

flowers borne singly in the inflorescence, each one with a pair of bractlets; NOT [flowers borne in heads with several flowers]

 

bullet

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

leaves often terete, seldom flat and grass-like; NOT [leaves flat or channelled and grass-like]

bullet

leaves glabrous; NOT [leaves more or less hairy, at least when young]

bullet

capsule containing many small seeds; NOT [capsule containing 3 large seeds]

 

bullet

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

plants not aquatic, or if growing in water, most of the plant emersed; NOT [plants aquatic, floating or submerged, with floating leaves or emersed inflorescence]

bullet

flowers not in globular heads; NOT [flowers in globular heads, the upper ones staminate, the lower ones pistillate]

bullet

flowers in branched inflorescences; NOT [inflorescence a dense, single, cylindrical spike 8-15 cm long, 1-2.5 cm thick], NOT [flowers in spike-like racemes]

bullet

perianth in two whorls, each of three segments

bullet

perianth segments inconspicuous and scale-like; NOT [perianth segments conspicuous and often brightly colored], NOT [perianth of greenish sepals and petals]