MADCapHorse - Missouri Botanical Garden

*C. regalis S. Gray, Forking Larkspur, Royal
Larkspur
= Delphinium consolida L.
CONVALLARIA L. (Liliaceae)
*C. majalis L., Lily-of-the-Valley
Convallaria umbellulata Michx. according to
Gray's Manual ed 1867 p. 529 = Clintonia
umbellulata (Michx.) Morong
CONVOLVULUS L. (Convolvulaceae)
*C. arvensis L., Field-bindweed
= Strophocaulos arvensis (L.) Small
Convolvulus japonicus Thunb. = Calystegia
hederacea Wallich
Convolvulus nashii House = Calystegia sepium
(L.) R. Br. ssp. sepium
Convolvulus pellitus Ledeb. = Calystegia
hederacea Wallich
Convolvulus sepium L. = Calystegia sepium ssp.
sepium (L.) R. Br.
Convolvulus spithameus L. = Calystegia spithamea
(L.) Pursh
Convolvulus wallichianus Spreng. = Calystegia
hederacea Wallich
CONYZA Less. (Asteraceae)
Conyza asteroides L. = Aster paternus Cronq.
C. canadensis (L.) Cronq., Horseweed, Hogweed,
Butterweed
var. canadensis
= Erigeron canadensis L.
= Leptilon canadense (L.) Britt. ex Britt. &
Brown
COPTIS Salisb. (Ranunculaceae)
Coptis groenlandica (Oeder) Fern. = Coptis trifolia
(L.) Salisb.
C. trifolia (L.) Salisb., Goldthread
= Anemone groenlandica Oed.
= Coptis groenlandica (Oeder) Fern.
= C. trifolia ssp. groenlandica (Oeder) Hultén
= C. trifolia var. groenlandica (Oeder) Fassett
= Heleborus trifolius L.
Coptis trifolia (L.) Salisb. var. groenlandica
(Oeder) Fassett = Coptis trifolia (L.)
Salisb.
CORALLORHIZA Gagn. (Orchidaceae)
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Corallorhiza corallorhiza (L.) Karst. = Corallorhiza
trifida Chat.
Corallorhiza innata R. Br. in Ait. = Corallorhiza
trifida Chat. (not (L.) Chat.)
Corallorhiza macraei A. Gray = Corallorhiza
striata Lindl. (excluded by Zander &
Pierce 1979).)
C. maculata (Raf.) Raf., Spotted Coral-root
= C. multiflora Nutt.
Corallorhiza multiflora Nutt. = Corllorhiza
maculata (Raf.) Raf.
C. odontorhiza (Willd.) Nutt., Autumn Coral-root
[Corallorhiza striata Lindl.: excluded for the flora
by Zander and Pierce (1979): probable,
documented by a specimen over 20 years
old for Orleans Co. (Young 1998).]
C. trifida Chat., Early Coral-root
= C. corallorhiza (L.) Karst.
= C. trifida var. verna (Nutt.) Fern.
= C. innata R. Br. in Ait.
Corallorrhiza (orth. var.) = Corallorhiza Chat.
COREOPSIS L. (Asteraceae)
Coreopsis alternifolius L. = Verbesina alternifolia
(L.) Britt.
Coreopsis heterogyna Fern. = Coreopsis lanceolata
L.
*C. lanceolata L., Lance-leaved Tickseed
= C. heterogyna Fern.
= C. lanceolata var. villosa Michx.
*C. tinctoria Nutt., Garden Tickseed
Coreopsis trichosperm Michx. = Bidens coronata
(L.) Britt.
CORIANDRUM L. (Apiaceae)
*C. sativum L., Coriander
CORISPERMUM L. (Chenopodiaceae)
Corispermum americanum (Nutt.) Nutt. =
Corispermum hyssopifolium L.
*C. hyssopifolium L., Bugseed
= C. americanum (Nutt.) Nutt. var.
americanum
= C. pallasii Steven
= C. villosum Rydberg sec. Macdonald 1990
*C. nitidum Kitaibel ex Schultes
*C. orientale Lamarck
Corispermum pallasii Steven = Corispermum
hyssopifolium L. (see Mosyakin 1995).