Plants with flowers not white, yellow, or green

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Oxytropis splendens

(Showy Locoweed)

Pedicularis groenlandica

(Elephant Head)

Pedicularis macrodonta

(Swamp Lousewort)

Pediomelum argophyllum

(Silverleaf Psoralea)


Pediomelum esculentum

(Indian Breadroot)

Penstemon gracilis

(Lilac-flowered Beardtongue)

Penstemon nitidus

(Smooth Blue Beardtongue)

Penstemon procerus

(Slender Beardtongue)


Peritoma serrulata

(Pink Cleome)

Persicaria amphibia

(Water Smartweed)

Phacelia franklinii

(Franklin's Scorpionweed)

Phlox alyssifolia

(Blue Phlox)


Physostegia ledinghamii

(False Dragonhead)

Pinguicula villosa

(Small Butterwort)

Pinguicula vulgaris

(Butterwort)

Plantago eriopoda

(Saline Plantain)


Polanisia dodecandra

(Clammyweed)

Polygala paucifolia

(Fringed Milkwort)

Polygonum polygaloides
ssp. kelloggii

(Small Knotweed)

Potamogeton natans

(Floating Pondweed)


Prenanthes alba

(White Lettuce)

Primula incana

(Mealy Primrose)

Primula mistassinica

(Bird's-EyePrimrose,
Dwarf Primrose)

Psoralidium lanceolatum

(Lance-Leaved Psoralea)

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