Artemisia californica Artemisia californica 'Canyon Gray'
Artemisia ludoviciana Artemisia ludoviciana 'Silver King'
Artemisia pycnocephala Artemisia pycnocephala 'David's Choice'
Artemisia schmidtiana Artemisia schmidtiana 'Silver Mound'
Asparagus densiflorus 'Myers' Asparagus densiflorus 'Sprengeri'
Baccharis centenial Baccharis nummerifolia
Baccharis pilularis Baccharis pilularis 'Dodge Ely'
Baccharis pilularis 'Little Leaf' Baccharis pilularis 'Pigeon Point'
Baccharis pilularis 'Twin Peaks#2' Baccharis pilularis ssp. consanguinea
Baccharis sarothroides Baileya multiradiata
Berberis darwinii Berberis thunbergii
Berberis thunbergii 'Atropurpurea' Berberis thunbergii 'Atropurpurea Nana'
Bougainvillea x buttiana Bouteloua gracilis
Brachychiton discolor Brachychiton populneus
Brahea armata Brahea edulis
Brodiaea elegans Buddleia davidii
Buddleia davidii 'Purple Prince' Buddleia davidii 'Royal Red'
Butia capitata Caesalpinia cacalaco
Caesalpinia mexicana Caesalpinia pulcherrima
Calamagrostis x acutiflora 'Karl Foerster' Calamagrostis x acutiflora 'Stricta'
Callirhoe involucrata Callistemon citrinus
Calycanthus occidentalis Calylophus berlandieri
Calylophus hartwegii Campsis radicans
Carex buchananii Carex comans 'Frosted Curls'
Ceanothus x 'Blue Buttons' Ceanothus x 'Blue Jeans'
Ceanothus x 'Dark Star' Ceanothus x 'Gentian Plume'
Ceanothus x 'Joyce Coulter' Ceanothus x 'Julia Phelps'
Ceanothus x 'Knowles Ryerson' Ceanothus x 'Marie Simon'
Ceanothus x 'Nipumu' Ceanothus x 'Ray Hartman'
Ceanothus x 'Santa Ana' Ceanothus x 'Spring Valley'
Ceanothus 'Concha' Ceanothus arboreus
Ceanothus arboreus 'Cliff Schmidt' Ceanothus arboreus 'Trewithen Blue'
Ceanothus gloriosus exaltatus Ceanothus gloriosus exaltatus 'Emily Brown'
Ceanothus griseus var. horizontalis 'Diamond Heights' Ceanothus griseus var. horizontalis 'Yankee Point'
Ceanothus impressus Ceanothus impressus 'Jondenberg'
Ceanothus impressus 'Vandenberg' Ceanothus maritimus 'Claremont'
Ceanothus maritimus 'Dusty Dawn' Ceanothus thyrsiflorus
Ceanothus thyrsiflorus 'Skylark' Ceanothus thyrsiflorus 'Snow Flurry'
Cedrus libani Cedrus libani ssp. atlantica 'Glauca'
Centranthus ruber Centranthus ruber 'Albus'
Cephalocereus senilis Cerastium tomentosum
Ceratonia siliqua Cercis occidentalis
Cercis reniformis 'Oklahoma' Cercis reniformis 'Texas White'
Chamaemelum nobile Chamaerops humilis
Chamelaucium uncinatum Chilopsis linearis
X Chitalpa tashkentensis Choisya ternata
Chorisia speciosa Cinnamomum camphora