26. Southbya biformis, *Aust.*

Caule dense cæspitoso valde intricato e ventre innovante
pluries ramoso valde radiculoso, foliis caulinis vix imbri-
catis subcomplanatis oblique semicircularibus vel late
ovatis tenuibus, margine dorsali decurrentibus, apice
integris retusisve; reti e cellulis magnis hyalinis inter-
calaribus angustissimis efformato, ramulinis dimidio
minoribus ovatis obovatisve, valde obtusis vix decurren-
tibus; amphigastriis nullis: fructu ignoto.—Jungermania
biformis, *Aust. in Proc. Acad. Nat. Sci. Phila. Dec.*
1869, p. 220.

HAB. On steep wet rocks, Delaware Water Gap, New Jersey.

Yale University Herbarium

YU.20896J