| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| CAER7 | Calymperes erosum C. Müll. | calymperes moss | Calymperaceae
|
| CANA9 | Calymperes nashii Williams | Calymperes tenerum | Calymperaceae
|
| CAPA68 | Calymperes palisotii Schwaegr. | Palisot's calymperes moss | Calymperaceae
|
| CARI11 | Calymperes richardii C. Müll. | Calymperes palisotii | Calymperaceae
|
| CATEE2 | Calymperes tenerum C. Müll. var. edamense Fleisch. | Calymperes tenerum | Calymperaceae
|
| CATE25 | Calymperes tenerum C. Müll. | calymperes moss | Calymperaceae
|
| CALYM | Calymperes Sw. in Web. | calymperes moss | Calymperaceae
|
| CAPA70 | Calymperopsis parasitica (Brid.) Broth. | Syrrhopodon parasiticus | Calymperaceae
|
| CAFIF2 | Calypogeia fissa (L.) Raddi ssp. fissa | | Calypogeiaceae
|
| CAFIN | Calypogeia fissa (L.) Raddi ssp. neogaea R. M. Schust. | | Calypogeiaceae
|
| CAFI12 | Calypogeia fissa (L.) Raddi | | Calypogeiaceae
|
| CAIN40 | Calypogeia integristipula Steph. | | Calypogeiaceae
|
| CAMUB2 | Calypogeia muelleriana (Schiffn.) Müll. Frib. ssp. blomquistii R. M. Schust. | | Calypogeiaceae
|
| CAMUM2 | Calypogeia muelleriana (Schiffn.) Müll. Frib. ssp. muelleriana | | Calypogeiaceae
|
| CAMU21 | Calypogeia muelleriana (Schiffn.) Müll. Frib. | | Calypogeiaceae
|
| CANE27 | Calypogeia neesiana (C. Massal. & Carestia) Müll. Frib. | | Calypogeiaceae
|
| CAPE30 | Calypogeia peruviana Nees & Mont. | | Calypogeiaceae
|
| CASP24 | Calypogeia sphagnicola (Arnell & J. Perss.) Warnst. & Loeske | | Calypogeiaceae
|
| CASU45 | Calypogeia suecica (Arnell & J. Perss.) Müll. Frib. | | Calypogeiaceae
|
| CASU46 | Calypogeia sullivantii Austin | | Calypogeiaceae
|
| CALYP6 | Calypogeia Raddi nom cons. | | Calypogeiaceae
|
| CABUO2 | Calypso bulbosa (L.) Oakes ssp. occidentalis (Holz.) Calder & Taylor | Calypso bulbosa var. occidentalis | Orchidaceae
|
| CABUA | Calypso bulbosa (L.) Oakes var. americana (R. Br. ex Ait. f.) Luer | fairy slipper | Orchidaceae
|
| CABUO | Calypso bulbosa (L.) Oakes var. occidentalis (Holz.) Boivin | fairy slipper | Orchidaceae
|
| CABU | Calypso bulbosa (L.) Oakes | fairy slipper | Orchidaceae
|
| CALYP | Calypso Salisb. | fairy slipper | Orchidaceae
|
| CABL2 | Calyptocarpus blepharolepis B.L. Robins. | Sanvitalia ocymoides | Asteraceae
|
| CAVI2 | Calyptocarpus vialis Less. | straggler daisy | Asteraceae
|
| CALYP2 | Calyptocarpus Less. | calyptocarpus | Asteraceae
|
| CAAL16 | Calyptracordia alba Jacq. | Trema micranthum | Ulmaceae
|
| CAAC4 | Calyptranthes acevedoi Alain | Puerto Rico mountainbay | Myrtaceae
|
| CADU5 | Calyptranthes dumetorum Alain | Calyptranthes peduncularis | Myrtaceae
|
| CAES | Calyptranthes estremenae Alain | Las Cuevas mountainbay | Myrtaceae
|
| CAKI | Calyptranthes kiaerskovii Krug & Urban | Kiaerskov's lidflower | Myrtaceae
|
| CAKR | Calyptranthes krugii Kiaersk. | limoncillo | Myrtaceae
|
| CALU12 | Calyptranthes luquillensis Alain | Luquillo forest lidflower | Myrtaceae
|
| CAMA25 | Calyptranthes martorellii Alain | Martorell's lidflower | Myrtaceae
|
| CAPA8 | Calyptranthes pallens Griseb. | pale lidflower | Myrtaceae
|
| CAPE17 | Calyptranthes peduncularis Alain | Maricao lidflower | Myrtaceae
|
| CAPO9 | Calyptranthes portoricensis Britt. | Puerto Rico lidflower | Myrtaceae
|
| CASI8 | Calyptranthes sintenisii Kiaersk. | limoncillo de monte | Myrtaceae
|
| CATH3 | Calyptranthes thomasiana Berg | Thomas' lidflower | Myrtaceae
|
| CATR12 | Calyptranthes triflora Alain | threeblossom lidflower | Myrtaceae
|
| CAWO5 | Calyptranthes woodburyi Alain | Woodbury's lidflower | Myrtaceae
|
| CAZU | Calyptranthes zuzygium (L.) Sw. | myrtle of the river | Myrtaceae
|
| CALYP3 | Calyptranthes Sw. | mountainbay | Myrtaceae
|
| CAMO5 | Calyptridium monandrum Nutt. | Cistanthe monandra | Portulacaceae
|
| CAMO6 | Calyptridium monospermum Greene | Cistanthe monosperma | Portulacaceae
|
| CAPAN3 | Calyptridium parryi Gray ssp. nevadense (J.T. Howell) Munz | Cistanthe parryi var. nevadensis | Portulacaceae
|
| CAPAA | Calyptridium parryi Gray var. arizonicum J.T. Howell | Cistanthe parryi var. arizonica | Portulacaceae
|
| CAPAH | Calyptridium parryi Gray var. hesseae Thomas | Cistanthe parryi var. hesseae | Portulacaceae
|
| CAPAN | Calyptridium parryi Gray var. nevadense J.T. Howell | Cistanthe parryi var. nevadensis | Portulacaceae
|
| CAPA9 | Calyptridium parryi Gray | Cistanthe parryi var. parryi | Portulacaceae
|
| CAPU28 | Calyptridium pulchellum (Eastw.) Hoover | Cistanthe pulchella | Portulacaceae
|
| CAPY | Calyptridium pygmaeum Parish ex Rydb. | Cistanthe pygmaea | Portulacaceae
|
| CAQU | Calyptridium quadripetalum S. Wats. | Cistanthe quadripetala | Portulacaceae
|
| CARO | Calyptridium roseum S. Wats. | Cistanthe rosea | Portulacaceae
|
| CAUMC | Calyptridium umbellatum (Torr.) Greene var. caudiciferum (Gray) Jepson | Cistanthe umbellata var. caudicifera | Portulacaceae
|
| CAUM2 | Calyptridium umbellatum (Torr.) Greene | Cistanthe umbellata var. umbellata | Portulacaceae
|
| CARI8 | Calyptrogyne rivalis (O.F. Cook) Léon | Calyptronoma rivalis | Arecaceae
|
| CARI3 | Calyptronoma rivalis (O.F. Cook) Bailey | Puerto Rico manac | Arecaceae
|
| CALYP5 | Calyptronoma Griseb. | manac | Arecaceae
|
| CASI11 | Calyptropsidium sintenisii Kiaersk. | Psidium sintenisii | Myrtaceae
|
| CAATA | Calystegia atriplicifolia Hallier f. ssp. atriplicifolia | nightblooming false bindweed | Convolvulaceae
|
| CAATB | Calystegia atriplicifolia Hallier f. ssp. buttensis Brummitt | nightblooming false bindweed | Convolvulaceae
|
| CAAT9 | Calystegia atriplicifolia Hallier f. | nightblooming false bindweed | Convolvulaceae
|
| CACAS3 | Calystegia catesbiana Pursh ssp. sericata (House) Brummitt | Calystegia catesbiana | Convolvulaceae
|
| CACA36 | Calystegia catesbiana Pursh | Catesby's false bindweed | Convolvulaceae
|
| CACOC2 | Calystegia collina (Greene) Brummitt ssp. collina | coast range false bindweed | Convolvulaceae
|
| CACOO | Calystegia collina (Greene) Brummitt ssp. oxyphylla Brummitt | coast range false bindweed | Convolvulaceae
|
| CACOT | Calystegia collina (Greene) Brummitt ssp. tridactylosa (Eastw.) Brummitt | coast range false bindweed | Convolvulaceae
|
| CACOV | Calystegia collina (Greene) Brummitt ssp. venusta Brummitt | coast range false bindweed | Convolvulaceae
|
| CACO35 | Calystegia collina (Greene) Brummitt | coast range false bindweed | Convolvulaceae
|
| CAFR14 | Calystegia fraterniflora (Mackenzie & Bush) Brummitt | Calystegia silvatica ssp. fraterniflora | Convolvulaceae
|
| CAFUM | Calystegia fulcrata (Gray) Brummitt ssp. malacophylla (Greene) Brummitt | Calystegia malacophylla ssp. malacophylla var. malacophylla | Convolvulaceae
|
| CAFUP | Calystegia fulcrata (Gray) Brummitt ssp. pedicellata (Jepson) Brummitt | Calystegia malacophylla ssp. pedicellata | Convolvulaceae
|
| CAFUT | Calystegia fulcrata (Gray) Brummitt ssp. tomentella (Greene) Brummitt | Calystegia occidentalis ssp. occidentalis var. tomentella | Convolvulaceae
|
| CAFUB | Calystegia fulcrata (Gray) Brummitt var. berryi (Eastw.) Brummitt | Calystegia malacophylla ssp. malacophylla var. berryi | Convolvulaceae
|
| CAFUD | Calystegia fulcrata (Gray) Brummitt var. deltoidea (Greene) Brummitt | Calystegia occidentalis ssp. occidentalis var. tomentella | Convolvulaceae
|
| CAFU4 | Calystegia fulcrata (Gray) Brummitt | Calystegia occidentalis ssp. fulcrata | Convolvulaceae
|
| CAHE21 | Calystegia hederacea Wallich | Japanese false bindweed | Convolvulaceae
|
| CAIN29 | Calystegia inflata Sweet | Calystegia sepium ssp. americana | Convolvulaceae
|
| CALO12 | Calystegia longipes (S. Wats.) Brummitt | Paiute false bindweed | Convolvulaceae
|
| CAMA23 | Calystegia macounii (Greene) Brummitt | Macoun's false bindweed | Convolvulaceae
|
| CAMAA | Calystegia macrostegia (Greene) Brummitt ssp. amplissima Brummitt | island false bindweed | Convolvulaceae
|
| CAMAA2 | Calystegia macrostegia (Greene) Brummitt ssp. arida (Greene) Brummitt | island false bindweed | Convolvulaceae
|
| CAMAC | Calystegia macrostegia (Greene) Brummitt ssp. cyclostegia (House) Brummitt | island false bindweed | Convolvulaceae
|
| CAMAI | Calystegia macrostegia (Greene) Brummitt ssp. intermedia (Abrams) Brummitt | island false bindweed | Convolvulaceae
|
| CAMAL | Calystegia macrostegia (Greene) Brummitt ssp. longiloba (Abrams) Brummitt | Calystegia macrostegia ssp. intermedia | Convolvulaceae
|
| CAMAM3 | Calystegia macrostegia (Greene) Brummitt ssp. macrostegia | island false bindweed | Convolvulaceae
|
| CAMAT2 | Calystegia macrostegia (Greene) Brummitt ssp. tenuifolia (Abrams) Brummitt | island false bindweed | Convolvulaceae
|
| CAMA24 | Calystegia macrostegia (Greene) Brummitt | island false bindweed | Convolvulaceae
|
| CAMAB3 | Calystegia malacophylla (Greene) Munz ssp. malacophylla var. berryi (Eastw.) Brummitt | Sierra false bindweed | Convolvulaceae
|
| CAMAM11 | Calystegia malacophylla (Greene) Munz ssp. malacophylla var. malacophylla | Sierra false bindweed | Convolvulaceae
|
| CAMAM4 | Calystegia malacophylla (Greene) Munz ssp. malacophylla | Sierra false bindweed | Convolvulaceae
|
| CAMAP | Calystegia malacophylla (Greene) Munz ssp. pedicellata (Jepson) Munz | Sierra false bindweed | Convolvulaceae
|
| CAMAT3 | Calystegia malacophylla (Greene) Munz ssp. tomentella (Greene) Munz | Calystegia occidentalis ssp. occidentalis var. tomentella | Convolvulaceae
|
| CAMAD | Calystegia malacophylla (Greene) Munz var. deltoidea (Greene) Munz | Calystegia occidentalis ssp. occidentalis var. tomentella | Convolvulaceae
|
| CAMA38 | Calystegia malacophylla (Greene) Munz | Sierra false bindweed | Convolvulaceae
|
| CAOCF | Calystegia occidentalis (Gray) Brummitt ssp. fulcrata (Gray) Brummitt | chaparral false bindweed | Convolvulaceae
|
| CAOCO2 | Calystegia occidentalis (Gray) Brummitt ssp. occidentalis var. occidentalis | chaparral false bindweed | Convolvulaceae
|