Search the collections
1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
Polysiphonia nigrescens
BISH 618203
R.H.; Delta, 1975
Netherlands
Polysiphonia nigrescens
BISH 632554
Nielsen, R.; et al., 1989
Denmark
Polysiphonia nigrescens
BISH 632575
Nielsen, R.; et al., 1991
Denmark
Polysiphonia nigrescens
BISH 632576
Nielsen, R., 1992
Denmark
Polysiphonia nigrescens
BISH 632580
Anthony, K., 1990
Denmark
Polysiphonia nigrescens
BISH 617025 · Nielsen, R., 1988
Denmark
Polysiphonia nigrescens
BISH 621648 · Nielsen, R., 1988
Denmark