Abutilon theophrasti

Acacia cyanophylla

Acacia cyclops

Acacia latifolia*

Acacia longifolia

Acacia ongerup*

Acacia redolens

Acacia retinodes

Achillea millefolium var. millefolium* #

Achillea millefolium #

Adiantum jordanii #

Aeonium arboreum var. arboreum

Aeonium arboreum var. atropurpureum* 

Aeonium haworthii

Aeonium species (no. one)

Aeonium species (no. two)

alphabetize 

Agave americana

Agave americana var. marginata

Agave attenuata

Agave decipiens

Agrostis semiverticillatus*

Agrostis stolonifera

Agrostis stolonifera var. palustris*

Agrostis viridis

Ailanthus altissima

Alchemilla occidentalis* #

Aloe humilis

Aloe perfoliata var. humilis*

Aloe saponaria

Alopecurus pratensis

Amaranthus albus

Amaranthus blitoides x albus

Amaranthus blitoides #

Amaranthus deflexus

Amaranthus graecizans*

Amaranthus Hybrid

Amaranthus hybridus

Amaranthus retroflexus

Amblyopappus pusillus #

Ambrosia acanthicarpa #

Ambrosia chamissonis #

Ambrosia psilostachya var. californica* #

Ambrosia psilostachya #

Amsinckia intermedia* #

Amsinckia menziesii var. intermedia #

Amsinckia menziesii var. menziesii #

Anagallis arvensis

Anagallis arvensis var. arvensis* 

Anagallis arvensis var. caerulea* 

Anemopsis californica #

Annual Burweed

Anthemis cotula

Antholyza aethiopica*

Anthriscus caucalis

Antirrhinum nuttallianum ssp. subsessile #

Aphanes occidentalis #

Aphanisma

Aphanisma blitoides #

Apiastrum angustifolium #

Apium graveolens

Araujia sericofera

Aristea

Aristea capitata

Artemisia californica #

Artemisia douglasiana #

Artemisia dracunculus #

Artemisia vulgaris var. californica* #

Arthrocnemum subterminale #

Arundo donax

Asclepias fascicularis #

Asparagus asparagoides

Asparagus densiflorus*

Asparagus Fern

Asparagus Fern

Asparagus officinalis ssp. officinalis

Asparagus sprengeri

Aster exilis* #

Aster subulatus var. ligulatus #

Astragalus gambelianus #

Atriplex

Atriplex canescens ssp. canescens #

Atriplex decumbens* #

Atriplex glauca

Atriplex lentiformis ssp. breweri* #

Atriplex lentiformis ssp. lentiformis #

Atriplex patula ssp. hastata*

Atriplex rosea

Atriplex semibaccata

Atriplex serenana var. davidsonii #

Atriplex serenana var. serenana #

Atriplex species

Atriplex triangularis #

Atriplex watsonii #

Australian Saltbush

Avena barbata

Avena fatua

Avena sativa

Azolla filiculoides #

Beach Bur

Blue-Leaved Wattle

Blue Pimpernel

Bracted Saltbush

Brewer's Saltbush

Brewer's Saltbush

Bur-Chervil

California Maiden-Hair

California Mugwort

Celery

Century Plant

Century Plant

Chasmanthe

Coast Weed

Coastal Sagebrush

Creeping Bent-Grass

Creeping Bent-Grass

Cruel Plant

Cultivated Oat

Davidson's Saltbush

Dragon Sagewort

False Sisal

Fern-Like Azolla

Fiddleneck

Fiddleneck

Four-Winged Saltbush

Gambel's Locoweed

Garden Asparagus

Giant Reed

Glasswort

Glaucus-Leaved Saltbush

Golden Wattle

Golden Wattle

Low Pigweed

Mayweed

Meadow Foxtail

Narrow-Leaved Milkweed

Nuttall's Snapdragon

Prostrate Amaranth

Rancher's Fireweed

Redscale

Rough Pigweed

Scarlet Pimpernel

Slender Aster

Slender Aster

Slender Pigweed

Slender Wild Oat

Smilax

Spear Orache

Spear Orache

Tree of Heaven

Tumbleweed

Velvet Leaf

Water Bent-Grass

Water Bent-Grass

Watson's Saltbush

Watson's Saltbush

Western Lady's Mantle

Western Lady's Mantle

Western Ragweed

White Yarrow

White Yarrow

Wild Celery

Wild Oat

Wirilda

Yerba Mansa