Contains 4 accepted taxa overall.

Characteristics
Cerastium L.
CHICKWEED
Classification
CARYOPHYLLALES
Cerastium
Citation
CERASTIUM Linnaeus, Sp. Pl. 437. 1753.
-
TYPE: Cerastium arvense Linnaeus Lectotypified by Britton & A. Brown, Ill. Fl. N. U.S., ed. 2. 2: 47. 1913.
Species
Scientific Name Common Name Herbarium Specimens Status Photos
Cerastium brachypetalum GRAY CHICKWEED Not Native
Cerastium fontanum subsp. vulgare BIG CHICKWEED Not Native FAC- (NWPL)
Cerastium glomeratum MOUSE-EAR CHICKWEED; STICKY CHICKWEED Not Native FACU (NWPL)
Cerastium semidecandrum FIVESTAMEN CHICKWEED Not Native
[Family identification key]
1.  Pedicels 0-4(5) mm long, subequal to shorter than the sepals and fruits
1.  Pedicels (2)5-15 mm long, subequal to longer than the sepals and fruits
2
2.  Stems densely silvery long-pilose; bracts or sepals herbaceous, not scarious
2.  Stems short-pilose; bracts or sepals scarious-margined
3
3.  Perennial, often rhizomatous; sepals 5-7 mm long; fruit 9-17 mm long
3.  Annual; sepals 3-5 mm long; fruit 4-7 mm long
Genus Synonyms
Synonym Full Citation Basionym Type
Centunculus Centunculus Adanson, Fam. Pl. 2: 256, 535. 1763, non Linnaeus 1753. TYPE: = Cerastium Linnaeus 1753.
Esmarchia Esmarchia Reichenbach, Fl. Germ. Excurs. xiv. 1830. TYPE: Esmarchia cerastioides (Smith) Reichenbach (Sagina cerastioides Smith)
Leucodonium Leucodonium (Reichenbach) Opiz, Seznam 59. 1852. BASIONYM: Unknown TYPE: = Cerastium Linnaeus 1753.
Myosotis Myosotis Moench, Methodus 224. 1794, non Linnaeus 1753, nec Miller 1754. TYPE: = Cerastium Linnaeus 1753.
Prevotia Prevotia Adanson, Fam. Pl. 2: 256, 594. 1763. TYPE: Cerastium pentandrum Linnaeus