sonnia hill:
Acalypha persimilis (syn: A. ostryifolia)
sonnia hill:
Agalinis heterophylla
sonnia hill:
Agalinis heterophylla
sonnia hill:
Agalinis heterophylla
sonnia hill:
Amsonia ciliata var. texana
sonnia hill:
Andropogon virginicus var. glaucus
sonnia hill:
Andropogon tenuispatheus
sonnia hill:
Aristida lanosa
sonnia hill:
Aristida lanosa - habit
sonnia hill:
Arnoglossum plantagineum
sonnia hill:
Arnoglossum plantagineum
sonnia hill:
Arnoglossum plantagineum
sonnia hill:
Asclepias capricornu (syn: A. asperula subsp. capricornu) - fruit (follicle)
sonnia hill:
Astragalus crassicarpus var. crassicarpus - fruit (legume)
sonnia hill:
Baptisia australis var. minor - fruit (legume)
sonnia hill:
Becker Prairie
sonnia hill:
Atrema americanum (syn: Bifora americana)
sonnia hill:
Atrema americanum (syn: Bifora americana)
sonnia hill:
Atrema americanum (syn: Bifora americana)
sonnia hill:
Atrema americanum (syn: Bifora americana) - fruit
sonnia hill:
Atrema americanum (syn: Bifora americana) - fruit
sonnia hill:
Callirhoe alcaeoides
sonnia hill:
Callirhoe alcaeoides
sonnia hill:
Oenothera capillifolia subsp. capillifolia (syn: O. berlandieri subsp. pinifolia, Calylophus berlandieri subsp. pinifolius)
sonnia hill:
Camassia scilloides
sonnia hill:
Camassia scilloides
sonnia hill:
Camassia scilloides - fruit (capsule)
sonnia hill:
Cardiospermum halicacabum
sonnia hill:
Castilleja indivisa
sonnia hill:
Castilleja citrina
