Palmer — Flora of the Grand Falls Chert Barrens. 111 
LYTHRACEAE. 
Cuphea petiolata (L.) Koehne. Frequent in dry soil. 
ONAGRACEAE. 
Oenothera linifolia Nutt. Common in thin soil, early wet but soon 
dry. 
UMBELLIFERAE. 
Chaerophyllum texanum C. & R.* Common throughout in dry soil. 
Spermolepis echinata (Nutt.) Heller. Locally abundant in a few 
places, in thin dry soil. 
Ptilimnium Nuttallii (DC.) Britton. Common throughout in dry 
soil. i 
Cynosciadium pinnatum DC.* Very local but not rare in pools and 
wet depressions. 
Daucus pusillus Michx. Common in dry soil. 
ERICACEAE. 
Vaccinium arboreum Marsh. Occasional along ledges and edges of 
cliffs. 
Vaccinium vacillans Kalm. This and perhaps one or two other low 
species are common on knollis and ledges of the barrens as well as 
in the surrounding rocky woods. 
PRIMULACEAE. 
‘-Dodecatheon Meadia L.. Uncommon in more protected parts. 
OLEACEAE. 
Frazxinus americana L. Small stunted specimens frequent on knolls. 
GENTIANACEAE. 
Sabbatia campestris Nutt. Frequent on knolls. 
HYDROPHYLLACEAE. 
Phacelia dubia (L.) Small.* Very common throughout in dry soil 
and along ledges. 
. LABIATAE. 
Isanthus brachiatus (L.) BSP. Occasional in thin dry soil. 
Scutellaria versicolor Nutt. Occasional in dry soil. 
SCROPHULARIACEAE. 
Linaria canadensis (L.) Dumont.* Frequent in dry soil. 
