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1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
Pachymeniopsis lanceolata
BISH 533155
Lawson, G.W.
Ghana
Grateloupia filicina
BISH 533206
John; Lawson
Ghana
Hypnea cervicornis
BISH 534687
Lawson, G.W.
Ghana
Hypnea musciformis
BISH 534887
Lawson, G.W.
Ghana
Sarconema
BISH 539862
Lawson, G.W., 1962
Tanzania
Blidingia marginata
BISH 545851
Lawson, 1927
San Juan Islands; Orcas island
Ulva reticulata
BISH 549785
Lawson, G.W., 1962
Kenya

Freshwater mussel
BPBM 249298
Charles Lawson
North America

Cypraea spurca
BPBM 268165
S. Lawson; Burgess, Grace
Mediterraneani Sea

Cypraea spurca
BPBM 268167
Sam Lawson; Burgess, Grace
Israel

Cypraea spurca
BPBM 268170
S. Lawson; Burgess, Grace
Brazil

Cypraea saulae
BPBM 269573
Lawson; Grace Burgess [C.M. Burgess Collection]
Australia
Vestiaria coccinea
BPBM 178830 · B Clawson
Maui
Solieriaceae
BISH 592830 · Lawson
Usa
Solieriaceae
BISH 592831 · Lawson
Usa
Solieriaceae
BISH 592832 · Lawson
Usa
Solieriaceae
BISH 592834 · Lawson
Usa
Solieriaceae
BISH 592835 · Lawson
Usa
Solieriaceae
BISH 592836 · Lawson
Usa
Solieriaceae
BISH 592837 · Lawson
Usa
Solieriaceae
BISH 592838 · Lawson
Usa
Solieriaceae
BISH 592839 · Lawson
Usa
