White Bursage
Ambrosia dumosa
Calscape.org
Calscape.org
Woolly Bur-sage
Ambrosia eriocentra
Calscape.org
Holly-leaved Bur-sage
Ambrosia ilicifolia
Calscape.org
Singlewhorl Burrobrush
Ambrosia monogyra
Calscape.org
Western Ragweed
Ambrosia psilostachya
Calscape.org
San Diego Ambrosia
Ambrosia pumila
Calscape.org
Cheesebush
Ambrosia salsola
Calscape.org
Five-scaled Burrobrush
Ambrosia salsola var. pentalepis
Calscape.org
Burrobrush
Ambrosia salsola var. salsola
Calscape.org
Western Serviceberry
Amelanchier alnifolia
Calscape.org
Glabrous Serviceberry
Amelanchier alnifolia var. pumila
Calscape.org
Pacific Serviceberry
Amelanchier alnifolia var. semiintegrifolia
Calscape.org
Pale Serviceberry
Amelanchier pallida
Calscape.org
Service Berry
Amelanchier utahensis
Calscape.org
California False Indigo
Amorpha californica
Calscape.org
California False Indigo
Amorpha californica var. californica
Calscape.org
Napa False Indigo
Amorpha californica var. napensis
Calscape.org
Western False Indigo
Amorpha fruticosa
Calscape.org
Fremont's Chaffbush
Amphipappus fremontii
Calscape.org
Fremont's Chaffbush
Amphipappus fremontii var. fremontii
Calscape.org
Fremont's Chaffbush
Amphipappus fremontii var. spinosus
Calscape.org
Great Basin Bulrush
Amphiscirpus nevadensis
Calscape.org
Douglas' Fiddleneck
Amsinckia douglasiana
Calscape.org
Eastwood's Fiddleneck
Amsinckia eastwoodiae
Calscape.org
Forked Fiddleneck
Amsinckia furcata
Calscape.org
Large-flowered Fiddleneck
Amsinckia grandiflora
Calscape.org
Common Fiddleneck
Amsinckia intermedia
Calscape.org
Bent Flowered Fiddleneck
Amsinckia lunaris
Calscape.org
Bugloss-flowered Fiddleneck
Amsinckia lycopsoides
Calscape.org
Menzies' Fiddleneck
Amsinckia menziesii
Calscape.org
Rigid Fiddleneck
Amsinckia retrorsa
Calscape.org
Seaside Fiddleneck
Amsinckia spectabilis
Calscape.org
Mesa Fiddleneck
Amsinckia spectabilis var. microcarpa
Calscape.org
Seaside Fiddleneck
Amsinckia spectabilis var. spectabilis
Calscape.org
Fiddleneck
Amsinckia tessellata
Calscape.org
Carrizo Fiddleneck
Amsinckia tessellata var. gloriosa
Calscape.org
Desert Fiddleneck
Amsinckia tessellata var. tessellata
Calscape.org
Green Fiddleneck
Amsinckia vernicosa
Calscape.org
Griswold Hills Green Fiddleneck
Amsinckia vernicosa 'Griswold Hills'
Calscape.org
Pearly Everlasting
Anaphalis margaritacea
Calscape.org
Bushy Bluestem
Andropogon glomeratus
Calscape.org
Southwestern Bushy Bluestem
Andropogon glomeratus var. scabriglumis
Calscape.org
California Rockjasmine
Androsace elongata
Calscape.org
California Androsace
Androsace elongata ssp. acuta
Calscape.org
Western Rock-jasmine
Androsace occidentalis
Calscape.org
Pygmyflower Rockjasmine
Androsace septentrionalis
Calscape.org
Angelica
Angelica arguta
Calscape.org
Brewer's Angelica
Angelica breweri
Calscape.org
California Angelica
Angelica californica
Calscape.org
Call's Angelica
Angelica callii
Calscape.org
Kneeling Angelica
Angelica genuflexa
Calscape.org
Coast Angelica
Angelica hendersonii
Calscape.org
King's Angelica
Angelica kingii
Calscape.org
Poison Angelica
Angelica lineariloba
Calscape.org
Sea-Watch
Angelica lucida
Calscape.org
Woolly Angelica
Angelica tomentosa
Calscape.org
Woodland Madia
Anisocarpus madioides
Calscape.org
Silver Pussytoes
Antennaria argentea
Calscape.org
Flat-top Pussytoes
Antennaria corymbosa
Calscape.org
Low Pussytoes
Antennaria dimorpha