| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| CALEL7 | Caltha leptosepala DC. ssp. leptosepala | white marsh marigold | Ranunculaceae
|
| CALEB3 | Caltha leptosepala DC. var. biflora (DC.) Lawson | Caltha leptosepala ssp. howellii | Ranunculaceae
|
| CALER | Caltha leptosepala DC. var. rotundifolia Huth | Caltha leptosepala ssp. leptosepala var. leptosepala | Ranunculaceae
|
| CALE4 | Caltha leptosepala DC. | white marsh marigold | Ranunculaceae
|
| CAMIA | Caltha minor P. Mill. ssp. arctica (R. Br.) A.& D. L�ve | Caltha palustris var. radicans | Ranunculaceae
|
| CANAA2 | Caltha natans Pallas ex Georgi var. arctica (R. Br.) Hult�n | Caltha palustris var. radicans | Ranunculaceae
|
| CANAA3 | Caltha natans Pallas ex Georgi var. asarifolia (DC.) Huth | Caltha palustris var. palustris | Ranunculaceae
|
| CANA | Caltha natans Pallas ex Georgi | floating marsh marigold | Ranunculaceae
|
| CAPAA4 | Caltha palustris L. ssp. arctica (R. Br.) Hult�n | Caltha palustris var. radicans | Ranunculaceae
|
| CAPAA6 | Caltha palustris L. ssp. asarifolia (DC.) Hult�n | Caltha palustris var. palustris | Ranunculaceae
|
| CAPAA5 | Caltha palustris L. var. asarifolia (DC.) Rothrock | Caltha palustris var. palustris | Ranunculaceae
|
| CAPAF | Caltha palustris L. var. flabellifolia (Pursh) Torr. & Gray | Caltha palustris var. palustris | Ranunculaceae
|
| CAPAP6 | Caltha palustris L. var. palustris | yellow marsh marigold | Ranunculaceae
|
| CAPAR3 | Caltha palustris L. var. radicans (J.R. Forst.) Beck | yellow marsh marigold | Ranunculaceae
|
| CAPAR | Caltha palustris L. var. radicans (J.R. Forst.) Huth | Caltha palustris var. radicans | Ranunculaceae
|
| CAPAZ | Caltha palustris L. var. zetlandica Beeby | Caltha palustris var. radicans | Ranunculaceae
|
| CAPA5 | Caltha palustris L. | yellow marsh marigold | Ranunculaceae
|
| CARA15 | Caltha radicans J.R. Forst. | Caltha palustris var. radicans | Ranunculaceae
|
| CAZE2 | Caltha zetlandica (Beeby) Dorfl. | Caltha palustris var. radicans | Ranunculaceae
|
| CALTH | Caltha L. | marsh marigold | Ranunculaceae
|
| CACA56 | Calycadenia campestris Greene | Calycadenia multiglandulosa | Asteraceae
|
| CACI4 | Calycadenia ciliosa Greene | Calycadenia fremontii | Asteraceae
|
| CAEL15 | Calycadenia elegans Greene | Calycadenia pauciflora | Asteraceae
|
| CAFR | Calycadenia fremontii Gray | Fremont's western rosinweed | Asteraceae
|
| CAHIR | Calycadenia hispida (Greene) Greene ssp. reducta Keck | Calycadenia multiglandulosa | Asteraceae
|
| CAHI2 | Calycadenia hispida (Greene) Greene | Calycadenia multiglandulosa | Asteraceae
|
| CAHO18 | Calycadenia hooveri G.D. Carr | Hoover's western rosinweed | Asteraceae
|
| CAMO4 | Calycadenia mollis Gray | soft western rosinweed | Asteraceae
|
| CAMUB | Calycadenia multiglandulosa DC. ssp. bicolor (Greene) Keck | Calycadenia multiglandulosa | Asteraceae
|
| CAMUC | Calycadenia multiglandulosa DC. ssp. cephalotes (DC.) Keck | Calycadenia multiglandulosa | Asteraceae
|
| CAMUR | Calycadenia multiglandulosa DC. ssp. robusta Keck | Calycadenia multiglandulosa | Asteraceae
|
| CAMU3 | Calycadenia multiglandulosa DC. | sticky western rosinweed | Asteraceae
|
| CAOP | Calycadenia oppositifolia (Greene) Greene | Butte County western rosinweed | Asteraceae
|
| CAPAE3 | Calycadenia pauciflora Gray var. elegans (Greene) Jepson | Calycadenia pauciflora | Asteraceae
|
| CAPA6 | Calycadenia pauciflora Gray | smallflower western rosinweed | Asteraceae
|
| CARA12 | Calycadenia ramulosa Greene | Calycadenia pauciflora | Asteraceae
|
| CASC22 | Calycadenia scabrella (E. Drew) Greene | Calycadenia truncata ssp. scabrella | Asteraceae
|
| CASP2 | Calycadenia spicata (Greene) Greene | spiked western rosinweed | Asteraceae
|
| CATE | Calycadenia tenella (Nutt.) Torr. & Gray | Osmadenia tenella | Asteraceae
|
| CATRM | Calycadenia truncata DC. ssp. microcephala Hall ex Keck | Oregon western rosinweed | Asteraceae
|
| CATRS | Calycadenia truncata DC. ssp. scabrella (E. Drew) Keck | Oregon western rosinweed | Asteraceae
|
| CATRT | Calycadenia truncata DC. ssp. truncata | Oregon western rosinweed | Asteraceae
|
| CATRS3 | Calycadenia truncata DC. var. scabrella (E. Drew) Jepson | Calycadenia truncata ssp. scabrella | Asteraceae
|
| CATR3 | Calycadenia truncata DC. | Oregon western rosinweed | Asteraceae
|
| CAVI | Calycadenia villosa DC. | dwarf western rosinweed | Asteraceae
|
| CALYC | Calycadenia DC. | western rosinweed | Asteraceae
|
| CABR32 | Calycanthus brockiana Ferry & Ferry | Georgia sweetshrub | Calycanthaceae
|
| CAFE5 | Calycanthus fertilis Walt. | Calycanthus floridus var. glaucus | Calycanthaceae
|
| CAFLF | Calycanthus floridus L. var. floridus | eastern sweetshrub | Calycanthaceae
|
| CAFLG | Calycanthus floridus L. var. glaucus (Willd.) Torr. & Gray | eastern sweetshrub | Calycanthaceae
|
| CAFLL | Calycanthus floridus L. var. laevigatus (Willd.) Torr. & Gray | Calycanthus floridus var. glaucus | Calycanthaceae
|
| CAFLO | Calycanthus floridus L. var. oblongifolius (Nutt.) D.E. Boufford & Spongberg | Calycanthus floridus var. glaucus | Calycanthaceae
|
| CAFL22 | Calycanthus floridus L. | eastern sweetshrub | Calycanthaceae
|
| CAMO13 | Calycanthus mohrii Small | Calycanthus floridus var. floridus | Calycanthaceae
|
| CANA6 | Calycanthus nanus Loisel. | Calycanthus floridus var. glaucus | Calycanthaceae
|
| CAOC5 | Calycanthus occidentalis Hook. & Arn. | western sweetshrub | Calycanthaceae
|
| CALYC5 | Calycanthus L. | sweetshrub | Calycanthaceae
|
| CABA22 | Calycera balsamitifolia A. Rich. | | Calyceraceae
|
| CALYC10 | Calycera Cav. | calycera | Calyceraceae
|
| CALY2 | Calycocarpum lyonii (Pursh) Gray | cupseed | Menispermaceae
|
| CALYC2 | Calycocarpum (Nutt.) Spach | calycocarpum | Menispermaceae
|
| CAKR3 | Calycogonium krugii Cogn. | Leandra krugii | Melastomataceae
|
| CASQ | Calycogonium squamulosum Cogn. | Henriettea squamulosum | Melastomataceae
|
| CACA73 | Calycophyllum candidissimum (Vahl) DC. | degame | Rubiaceae
|
| CALYC9 | Calycophyllum DC. | calycophyllum | Rubiaceae
|
| CAPA7 | Calycoseris parryi Gray | yellow tackstem | Asteraceae
|
| CAWR | Calycoseris wrightii Gray | white tackstem | Asteraceae
|
| CALYC4 | Calycoseris Gray | tackstem | Asteraceae
|
| CACR30 | Calycularia crispula Mitt. | | Allisoniaceae
|
| CALA64 | Calycularia laxa Lindb. & Arnell | | Allisoniaceae
|
| CALYC8 | Calycularia Mitt. | | Allisoniaceae
|
| CACO72 | Calydorea coelestina (Bartr.) Goldblatt & Henrich | Bartram's ixia | Iridaceae
|
| CALYD | Calydorea Herbert | violet-lily | Iridaceae
|
| CAAU13 | Calylophus australis Towner & Raven | Calylophus serrulatus | Onagraceae
|
| CABEB2 | Calylophus berlandieri Spach ssp. berlandieri | Berlandier's sundrops | Onagraceae
|
| CABEP2 | Calylophus berlandieri Spach ssp. pinifolius (Engelm. ex Gray) Towner | Berlandier's sundrops | Onagraceae
|
| CABE6 | Calylophus berlandieri Spach | Berlandier's sundrops | Onagraceae
|
| CADRB | Calylophus drummondianus Spach ssp. berlandieri (Spach) Towner & Raven | Calylophus berlandieri ssp. berlandieri | Onagraceae
|
| CADR4 | Calylophus drummondianus Spach | Calylophus berlandieri ssp. pinifolius | Onagraceae
|
| CAHAF | Calylophus hartwegii (Benth.) Raven ssp. fendleri (Gray) Towner & Raven | Hartweg's sundrops | Onagraceae
|
| CAHAF2 | Calylophus hartwegii (Benth.) Raven ssp. filifolius (Eastw.) Towner & Raven | Hartweg's sundrops | Onagraceae
|
| CAHAH | Calylophus hartwegii (Benth.) Raven ssp. hartwegii | Hartweg's sundrops | Onagraceae
|
| CAHAL | Calylophus hartwegii (Benth.) Raven ssp. lavandulifolius (Torr. & Gray) Towner & Raven | Calylophus lavandulifolius | Onagraceae
|
| CAHAM | Calylophus hartwegii (Benth.) Raven ssp. maccartii (Shinners) Towner & Raven | MacCart's sundrops | Onagraceae
|
| CAHAP | Calylophus hartwegii (Benth.) Raven ssp. pubescens (Gray) Towner & Raven | Hartweg's sundrops | Onagraceae
|
| CAHAT2 | Calylophus hartwegii (Benth.) Raven ssp. toumeyi (Small) Towner & Raven | Calylophus toumeyi | Onagraceae
|
| CAHAF3 | Calylophus hartwegii (Benth.) Raven var. filifolius (Eastw.) Shinners | Calylophus hartwegii ssp. filifolius | Onagraceae
|
| CAHAL2 | Calylophus hartwegii (Benth.) Raven var. lavandulifolius (Torr. & Gray) Shinners | Calylophus lavandulifolius | Onagraceae
|
| CAHAM2 | Calylophus hartwegii (Benth.) Raven var. maccartii Shinners | Calylophus hartwegii ssp. maccartii | Onagraceae
|
| CAHAP2 | Calylophus hartwegii (Benth.) Raven var. pubescens (Gray) Shinners | Calylophus hartwegii ssp. pubescens | Onagraceae
|
| CAHA14 | Calylophus hartwegii (Benth.) Raven | Hartweg's sundrops | Onagraceae
|
| CALA38 | Calylophus lavandulifolius (Torr. & Gray) Raven | lavenderleaf sundrops | Onagraceae
|
| CASES2 | Calylophus serrulatus (Nutt.) Raven var. spinulosus (Nutt. ex Torr. & Gray) Shinners | Calylophus berlandieri ssp. pinifolius | Onagraceae
|
| CASE12 | Calylophus serrulatus (Nutt.) Raven | yellow sundrops | Onagraceae
|
| CATO12 | Calylophus toumeyi (Small) Towner | Toumey's sundrops | Onagraceae
|
| CATU6 | Calylophus tubicula (Gray) Raven | Texas sundrops | Onagraceae
|
| CALYL | Calylophus Spach | sundrops | Onagraceae
|
| CADE25 | Calymenia decumbens Nutt. | Mirabilis linearis | Nyctaginaceae
|
| CACA61 | Calymmandra candida Torr. & Gray | Evax candida | Asteraceae
|
| CAAF3 | Calymperes afzelii Sw. | Afzel's calymperes moss | Calymperaceae
|
| CADO5 | Calymperes donnellii Aust. | Calymperes afzelii | Calymperaceae
|