karma
native gardening
Oxalis albicans californica
perennial
subshrub
Oxalis alpina
forb
Ottoschulzia rhodoxylon
tree
Osmorhiza mexicana bipatriata
Ostrya knowltonii
shrub
Osmunda claytoniana
Osmorhiza claytonii
Osmunda cinnamomea var. glandulosa
Osmanthus americanus var. megacarpus
Orcuttia viscida
annual
grass
Orbexilum virgatum
Orobanche valida valida
Oreonana vestita
Orobanche valida howellii
Orobanche vallicola
Orobanche valida
