karma
native gardening
Orobanche californica grayana
annual
forb
Orobanche californica jepsonii
Orobanche californica grandis
Orobanche californica condensa
Orcuttia californica
grass
Orthocarpus bracteosus
Orthocarpus barbatus
Oreoxis bakeri
perennial
Oryzopsis asperifolia
Ophioglossum vulgatum
Operculina turpethum var. turpethum
vine
Ophioglossum pusillum
Ophioglossum engelmannii
Ophioglossum concinnum
Onosmodium virginianum
Onosmodium helleri
