Rumex pseudonatronatus
 
Field Dock

 Uppermost Part of Plant 1

Bengough Regional Park
28-July-2014

bullet

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

plants NOT alpine

bullet

plants NOT rhizomatous

bullet

basal and lower cauline leaves much longer than wide; NOT [basal and lower cauline leaves only slightly longer than wide]

bullet

lower cauline leaves up to 8 times as long as broad; NOT [lower cauline leaves not more than 4 times as long as broad]

bullet

lower cauline leaves not cordate at base; NOT [lower cauline leaves deeply cordate at base]

bullet

leaves cuneate, rounded, truncate or cordate at base; NOT leaves hastate or sagittate]

bullet

pedicels conspicuously jointed; NOT [pedicels obscurely jointed]

bullet

flowers perfect or mostly so; NOT [flowers unisexual, plants dioecious]

bullet

valves not greatly enlarging; NOT [valves greatly enlarging in fruit, becoming bright pink]

bullet

valves smaller; NOT [valves 1-3 cm across]

bullet

valves less than 5 mm wide; NOT [valves more than 5 mm wide]

bullet

valves 3.5-5 mm long; NOT [valves 4.5-6 mm long]

bullet

valves entire or nearly so; NOT [valves distinctly lobed or toothed on the margin]

bullet

fruit without tubercles, or with only 1 small tubercle; NOT [fruit with 1-3 large tubercles]

 

bullet

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

NOT [dwarf annual; leaves subopposite; calyx 3-parted; stamens 3]

bullet

leaves with stipules

bullet

leaves lanceolate; NOT [leaves reniform]

bullet

flowers not in involucrate clusters; NOT [flower clusters subtended by an involucre of bracts]

bullet

sepals 6; NOT [sepals 4], NOT [sepals 5, more or less equal]

bullet

inner sepals enclosing the fruit; NOT [inner sepals erect]

bullet

stamens 8 or fewer; NOT [stamens 9]

bullet

stigmas tufted

bullet

fruit winged; NOT [fruit wingless]

 

bullet

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

herbs; NOT [shrubs or trees]

bullet

land plants; NOT [water plants]

bullet

plants not parasitic on trees, rooted in soil or water; NOT [plants parasitic on branches of trees]

bullet

plants with stems or stemless, but with more than one pair of leaves; NOT [plants stemless with a single pair of large reniform leaves, calyx 3-lobed]

bullet

leaves alternate; NOT [leaves opposite]

bullet

stipules forming a sheath above nodes; NOT [stipules membranous], NOT [leaves without stipules]

bullet

flowers with only one floral ring, with sepals but not petals

bullet

stamens and pistils in each flower; NOT [stamens or pistils in separate flowers on the same plant]