Octoraro Creek Chickweed Cerastium velutinum Rafinesque var. villosissimum (Pennell) J.K. MortonS1 (Highly state rare)  Synonyms: Cerastium arvense var. villosum.


Verified only from serpentine barrens in northern Cecil County. The Maryland Heritage Program writes of the Octoraro Creek Chickweed, "A narrow endemic of serpentine outcrops in MD and PA. Gustafson et al. (2003) concluded, on the basis of genetic and morphological/life-history components, that this variety is globally endangered."

There are 4 records in the project database.

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