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1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
Phormidium retzii
BISH 589174 · Newhouse, J.W., 1966
Oʻahu
Phormidium retzii
BISH 589178 · Newhouse, J.W., 1966
Oʻahu
Phormidium retzii
BISH 682840 · Hau, S., 1991
Maui
Phormidium retzii
BISH 552644 · Chung, H.H.
China
Phormidium retzii
BISH 552645 · Chung, H.H.
China
Phormidium retzii
BISH 552654 · Lindauer, V.W., 1939
New Zealand
Phormidium retzii
BISH 552675 · Collins, F.S., 1913
Bermuda
Phormidium retzii
BISH 552680 · Collins, F.S., 1910
Eastham, Great Pond
Phormidium retzii
BISH 552681 · Tilden, J.E., 1901
Duluth, Minnesota Point
Phormidium retzii
BISH 552736 · Drouet, F.E.; et al., 1939
Sabino Canyon, 10 miles northeast of Tucson
Phormidium retzii
BISH 552760 · Kiener, W., 1945
Rock Creek Park
Phormidium retzii
BISH 552764 · Standley, P.C., 1940
Guatemala
Phormidium retzii
BISH 552873 · Holden, I.
Bridgeport
Phormidium retzii
BISH 691810 · Sherwood, A.R., 2001
Hawaiʻi Island
Phormidium retzii
BISH 749673 · Sherwood, A.R.; Afalava, N., 2009
Oʻahu