Aizoaceae NEBC: 00761344 Mollugo verticillata Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-9-28
Asteraceae NEBC: 01053144 Antennaria neglecta Greene USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
NEBC: 01065920 Antennaria parlinii fallax (Greene) Bayer & Stebbins USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
NEBC: 02230083 Antennaria plantaginifolia (Linnaeus) Hooker USA: Rhode Island Block Island (Rhode Island): [no additional ... J. F. Collins, P. Spaulding & R. H... 1916-5-29
NEBC: 01079210 Erigeron pulchellus Michaux USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
Brassicaceae NEBC: 00558132 Armoracia rusticana G. Gaertner, B. Meyer & Scherbius USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
NEBC: 00582936 Sisymbrium officinale leiocarpum de Candolle USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
Bryaceae NEBC: 00854683 Pohlia wahlenbergii (F. Weber & D. Mohr) A. L. Andrews USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
Caryophyllaceae NEBC: 00698614 Honckenya peploides robusta (Fernald) Hultén USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
NEBC: 00586083 Stellaria media (Linnaeus) Villars USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
Convolvulaceae NEBC: 00765029 Calystegia sepium americana (Sims) Brummitt USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
Cyperaceae NEBC: 00854683 Carex pellita Muhlenberg ex Willdenow USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
NEBC: 00766029 Carex stipata Muhlenberg ex Willdenow USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
Geraniaceae NEBC: 01068401 Geranium maculatum Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
Haloragaceae NEBC: 01028644 Proserpinaca palustris crebra Fernald & Griscom USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
Juncaceae NEBC: 01182441 Juncus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
NEBC: 00880295 Luzula multiflora (Ehrhart) Lejeune USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
Lamiaceae NEBC: 00562675 Glechoma hederacea Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
Osmundaceae NEBC: 00631045 Osmundastrum cinnamomeum (Linnaeus) C. Presl USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
Plantaginaceae NEBC: 00617152 Plantago lanceolata Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
NEBC: 00593465 Plantago major Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
Poaceae NEBC: 00622757 Anthoxanthum odoratum Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
NEBC: 00611584 Bromus tectorum Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
NEBC: 00583538 Poa annua Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
NEBC: 00583790 Poa pratensis Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
Polygonaceae NEBC: 00501936 Rumex acetosella Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
Ranunculaceae NEBC: 01565138 Halerpestes cymbalaria (Pursh) Green USA: Rhode Island Block Island (Rhode Island): near Great Salt... J. F. Collins, P. Spaulding & R. H... 1916-5-30
NEBC: 01565141 Halerpestes cymbalaria (Pursh) Green USA: Rhode Island Block Island (Rhode Island): near Great Salt... J. F. Collins, P. Spaulding & R. H... 1916-5-30
NEBC: 00517425 Ranunculus bulbosus Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
NEBC: 00580610 Ranunculus repens Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
Rosaceae NEBC: 00524429 Potentilla argentea Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
NEBC: 00710781 Potentilla canadensis Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
NEBC: 00710929 Potentilla egedii groenlandica (Trattinnick) Polunin USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
NEBC: 00710930 Potentilla egedii groenlandica (Trattinnick) Polunin USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-30
Salicaceae NEBC: 00659815 Populus alba Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
Violaceae NEBC: 00569541 Viola lanceolata Linnaeus USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29
NEBC: 00640847 Viola sagittata ovata (Nuttall) Torrey & A. Gray USA: Rhode Island Block Island J. F. Collins, P. Spaulding & R. H... 1916-5-29