sonnia hill:
Arnoglossum plantagineum
sonnia hill:
Asclepias verticillata
sonnia hill:
Asclepias verticillata - fruit (follicle)
sonnia hill:
Asclepias viridis - fruit dehiscing (follicle)
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:
Bupleurum rotundifolium
sonnia hill:
Cirsium texanum
sonnia hill:
Cirsium texanum
sonnia hill:
Cirsium texanum - basal leaves
sonnia hill:
Cirsium texanum - leaf underside
sonnia hill:
Cuscuta sp.
sonnia hill:
Desmodium tweedyi
sonnia hill:
Desmodium tweedyi
sonnia hill:
Rudbeckia amplexicaulis (syn: Dracopis amplexicaulis)
sonnia hill:
Rudbeckia amplexicaulis (syn: Dracopis amplexicaulis)
sonnia hill:
Echinacea angustifolia
sonnia hill:
Echinacea angustifolia
sonnia hill:
Echinacea angustifolia
sonnia hill:
Echinacea angustifolia - for Betty
sonnia hill:
Euploca tenella (syn: Heliotropium tenellum)
sonnia hill:
Ipomopsis rubra
sonnia hill:
Ipomopsis rubra
sonnia hill:
Ipomopsis rubra
sonnia hill:
Krameria lanceolata
sonnia hill:
Krameria lanceolata
sonnia hill:
Lindheimera texana
sonnia hill:
Lindheimera texana
sonnia hill:
Lindheimera texana - achenes
