| Field Chickweed (arvense) | Cerastium | arvense ssp. arvense | | 1 | Pink Family | Caryophyllaceae | Caryophyllales | Magnoliopsida | Plantae |
| Field Chickweed | Cerastium | arvense | | 53 | Pink Family | Caryophyllaceae | Caryophyllales | Magnoliopsida | Plantae |
| Field Chickweed (strictum) | Cerastium | arvense ssp. strictum | | 0 | Pink Family | Caryophyllaceae | Caryophyllales | Magnoliopsida | Plantae |
| Gray Chickweed | Cerastium | brachypetalum | | 0 | Pink Family | Caryophyllaceae | Caryophyllales | Magnoliopsida | Plantae |
| Common Mouse-eared Chickweed | Cerastium | fontanum ssp. vulgare | | 86 | Pink Family | Caryophyllaceae | Caryophyllales | Magnoliopsida | Plantae |
| Sticky Chickweed | Cerastium | glomeratum | | 102 | Pink Family | Caryophyllaceae | Caryophyllales | Magnoliopsida | Plantae |
| Nodding Chickweed | Cerastium | nutans var. nutans | | 4 | Pink Family | Caryophyllaceae | Caryophyllales | Magnoliopsida | Plantae |
| European Chickweed | Cerastium | pumilum | | 1 | Pink Family | Caryophyllaceae | Caryophyllales | Magnoliopsida | Plantae |
| Five-stamened Chickweed | Cerastium | semidecandrum | | 3 | Pink Family | Caryophyllaceae | Caryophyllales | Magnoliopsida | Plantae |
| Octoraro Creek Chickweed | Cerastium | velutinum var. villosissimum | | 4 | Pink Family | Caryophyllaceae | Caryophyllales | Magnoliopsida | Plantae |
| Large Field Chickweed | Cerastium | velutinum | | 132 | Pink Family | Caryophyllaceae | Caryophyllales | Magnoliopsida | Plantae |