COLLIER COUNTY PLANTS
- COAST COCKSPUR
- COASTAL BEACH SANDMAT
- COASTAL BEDSTRAW
- COASTAL BRISTLEGRASS; COASTAL FOXTAIL
- COASTAL DUNE SANDMAT; SANDDUNE SPURGE
- COASTAL GROUNDCHERRY
- COASTAL INDIAN MALLOW
- COASTAL LOVEGRASS
- COASTAL MOCK VERVAIN
- COASTAL RAGWEED
- COASTAL ROSEGENTIAN
- COASTAL SANDBUR
- COASTAL SEAROCKET
- COASTALPLAIN CHAFFHEAD; FLORIDA PAINTBRUSH
- COASTALPLAIN FLATSEDGE
- COASTALPLAIN GOLDENASTER
- COASTALPLAIN HAWKWEED
- COASTALPLAIN HONEYCOMBHEAD
- COASTALPLAIN MILKWORT
- COASTALPLAIN PALAFOX
- COASTALPLAIN ST.JOHNS-WORT
- COASTALPLAIN STAGGERBUSH
- COASTALPLAIN YELLOWEYED GRASS
- COATBUTTONS
- COCO PLUM
- COFFEEWEED; SICKLEPOD
- COGONGRASS
- COINVINE
- COLOMBIAN WAXWEED
- COLUMBIAN WATERMEAL
- COMB BUSHMINT
- COMB POLYPODY; SWAMP PLUME POLYPODY
- COMBLEAF MERMAIDWEED
- COMMERCIAL VANILLA
- COMMON BLUE VIOLET
- COMMON BUTTONBUSH
- COMMON CARPETGRASS
- COMMON DAYFLOWER
- COMMON DUCKWEED
- COMMON PERSIMMON
- COMMON PLANTAIN
- COMMON RAGWEED
- COMMON REED
- COMMON SOWTHISTLE
- COMMON SUNFLOWER
- COMMON WATER-HYACINTH
- COMMON WIREWEED; COMMON FANPETALS
- COMMON YELLOW WOODSORREL; CREEPING WOODSORREL
- COMPACT DODDER
- COONTAIL
- CORAL BRISTLEGRASS; CORAL FOXTAIL
- CORAL DROPSEED
- CORAL HOARYPEA
- CORAL PASPALUM; BLODGETTS CROWNGRASS
- CORAL VINE; QUEENS JEWELS
- CORALBEAN; CHEROKEE BEAN
- CORKSCREW THREEAWN
- CORKYSTEM PASSIONFLOWER
- COTTONWEED; PLAINS SNAKECOTTON
- COUNCIL TREE
- COWHORN ORCHID; CIGAR ORCHID
- CRAIGHEADS NODDINGCAPS; CRAIGHEADS ORCHID
- CRANICHIS LADIESTRESSES
- CREEPING CUCUMBER
- CREEPING OXEYE
- CREEPING PRIMROSEWILLOW
- CREEPING STAR-HAIR FERN
- CREEPING WATERHYSSOP
- CRESTED FLOATINGHEART
- CRESTED PHILIPPINE VIOLET
- CRESTED SALTBUSH
- CRIMSON BLUESTEM
- CUBAN BULRUSH
- CUBAN JUTE; INDIAN HEMP
- CURE-FOR-ALL
- CURTISS MILKWEED
- CURTISS PRIMROSEWILLOW
- CUTLEAF GROUNDCHERRY
- CYPRESS PEPEROMIA
- CYPRESS WITCHGRASS
- CYPRESSHEAD GROUNDCHERRY
- CYPRESSKNEE HELMET ORCHID; MOSS ORCHID
- DAHOON
- DANGLEPOD
- DARROWS BLUEBERRY
- DECKERTS PINWEED
- DELICATE VIOLET ORCHID; DELICATE IONOPSIS ORCHID
- DENSE GAYFEATHER
- DENSEFLOWER KNOTWEED
- DEVILS BACKBONE
- DEVILS CLAWS; PULLBACK
- DIAMONDFLOWERS
- DINGY-FLOWERED STAR ORCHID; DINGY-FLOWERED EPIDENDRUM
- DITCH FIMBRY
- DIXIE IRIS; PRAIRIE IRIS
- DIXIE SANDMAT
- DIXIE TICKTREFOIL
- DOCTORBUSH
- DOGFENNEL
- DOGSTONGUE