Camassia cusickii Camassia leichtlinii 'Coerulea'
Camassia quamash 'Alba' Camissonia cheiranthifolia
Campanula 'Birch Hybrid' Campanula 'Camp Bule(Starina™Bedding Bell)'
Campanula 'Camp Bulewhit(Starina™BicolorStar)' Campanula 'Camp Inbule(Starina™Blue Star)'
Campanula 'Camp Whit(Starina™White Star)' Campanula 'Hot Lips'
Campanula 'Kent Belle' Campanula 'Samantha'
Campanula 'Warley White' Campanula carpatica
Campanula carpatica 'Bavaria Blue' Campanula carpatica 'Blue Clips'
Campanula carpatica 'Blue Moonlight' Campanula carpatica 'Blue Uniform'
Campanula carpatica 'Deep Blue Clips' Campanula carpatica 'Pearl Deep Blue'
Campanula carpatica 'White Clips' Campanula carpatica 'White Uniform'
Campanula garganica 'Dickson's Gold' Campanula glomerata
Campanula glomerata 'Joan Elliott' Campanula glomerata 'Purple Pixie'
Campanula glomerata 'Superba' Campanula lactiflora
Campanula persicifolia 'Alba' Campanula persicifolia 'Blue'
Campanula persicifolia 'Chettle Charm' Campanula portenschlagiana
Campanula poscharskyana Campanula poscharskyana 'Blue Waterfall'
Campanula poscharskyana 'E.K. Toogood' Campanula punctata
Campanula punctata 'Cherry Bells' Campanula punctata 'Elisabeth'
Campanula punctata 'Wedding Bells' Campanula rotundifolia
Campanula rotundifolia 'Olympica' Campanula ssp.
Campanula x symphiandra Campanula takesimana
Campanula trachelium 'Bernice' Canna flaccida
Canna x generalis Canna x generalis 'Ambassador'
Canna x generalis 'Australia' Canna x generalis 'Brandywine'
Canna x generalis 'Conestoga' Canna x generalis 'Lenape'
Canna x generalis 'Pretoria' Canna x generalis 'Primrose Yellow'
Canna x generalis 'Tropical Rose' Canna x generalis 'Tropicana'
Canna indica Canna iridiflora
Capiopoa graseltowna Capsicum annuum var. annuum
Capsicum annuum var. annuum 'Ace' Capsicum annuum var. annuum 'Banana Supreme'
Capsicum annuum var. annuum 'Black Pearl' Capsicum annuum var. annuum 'Black Prince'
Capsicum annuum var. annuum 'Blushing Beauty' Capsicum annuum var. annuum 'Carmen'
Capsicum annuum var. annuum 'Chilly Chili' Capsicum annuum var. annuum 'Explosive Ember'
Capsicum annuum var. annuum 'Explosive Ignite' Capsicum annuum var. annuum 'Fiesta'
Capsicum annuum var. annuum 'Holiday Cheer' Capsicum annuum var. annuum 'Holy Mole'
Capsicum annuum var. annuum 'Marbles' Capsicum annuum var. annuum 'Mariachi'
Capsicum annuum var. annuum 'Melody' Capsicum annuum var. annuum 'Pretty in Purple'
Cardamine laciniata Cardiospermum halicacabum
Carex 'Bad Hair Day' Carex buchananii
Carex comans Carex comans 'Frosted Curls'
Carex conica Carex conica 'Snowline'
Carex divulsa 'Kaga-nishiki' Carex elata
Carex elata 'Bowles Golden' Carex firma 'Variegata'
Carex flagellifera Carex flagellifera 'Graceful Grasses™ (Toffee Twist)'
Carex glauca Carex glauca 'Blue Zinger'
Carex grayi Carex hachijoensis 'Evergold'
Carex hachijoensis 'Gold Strike' Carex laxiculmis 'Hobb (Bunny Blue™)'
Carex morrowii Carex morrowii 'Aurea-variegata'
Carex morrowii 'Goldband' Carex morrowii 'Ice Dance'
Carex muskingumensis 'Ice Fountains' Carex phyllocephala 'Sparkler'
Carex siderosticha 'Island Brocade' Carex siderosticha 'Variegata'
Carex spp. Carex testacea