Date: september 21, 2010. Location: Hickory Hill (map)
| Classification Hierarchy | |
| Kingdom | Plantae |
| Subkingdom | Tracheophyta |
| Superdivision | Spermatophyta |
| Division | Magnoliophyta |
| Class | Magnoliopsida |
| Subclass | Caryophyllidae |
| Order | Caryophyllales |
| Family | Caryophyllaceae |
| Genus | Myosoton |
| Species | Myosoton aquaticum |
Date: september 21, 2010. Location: Hickory Hill (map)
USDA Plant Profile Flora of N. America
Scientific Name: Myosoton aquaticum
Common Name: Giant chickweed, Water chickweed
Origin: Alien
Notes: Several genera contain species called Chickweed. Stellaria species have three styles. Myosoton and Cerastium species usually have five styles. The bifid flower petals are most deeply cleaved in Myosoton aquaticum (Giant chickweed) and Stellaria meadia (Common chickweed). Other Stellaria and Cerastium species are usually notched no deeper than half the petal length.
Additional references: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15.
Flowers: May, small, white - petals, sepals, styles in fives. The five deeply divided petals appear to be ten, ten anthers.
Leaves: opposite, ovate, most cauline leaves sessile; however, the lowest leaves on the stem may be petiolate.
Stems: terete to angular (square-ish)
Glossaries of botanical terms: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10.
