Harvard University Herbaria & Libraries

Asteraceae
NEBC: 01034925 Eutrochium dubium (Willdenow ex Poiret) E. E. Lamont USA: Rhode Island Providence: Providence A. L. Calder 1844-8-21
NEBC: 01017384 Iva frutescens Linnaeus USA: Rhode Island Barrington: Barrington A. L. Calder 1844
NEBC: 00719684 Symphyotrichum novae-angliae (Linnaeus) G. L. Nesom USA: Rhode Island Smithfield: Smithfield A. L. Calder 1844
Ericaceae
GH: 00726005 Arctostaphylos uva-ursi (Linnaeus) Sprengel USA: Rhode Island Providence: Providence A. L. Calder 1844
Lamiaceae
NEBC: 00749259 Lamium amplexicaule Linnaeus USA: Rhode Island Providence: Providence A. L. Calder 1845-5-10
Onagraceae
NEBC: 00573901 Ludwigia alternifolia Linnaeus USA: Rhode Island Barrington: Barrington A. L. Calder 1844
NEBC: 00568616 Oenothera perennis Linnaeus USA: Rhode Island Rockville A. L. Calder 1844
Orchidaceae
GH: 00834963 Isotria verticillata (Muhlenberg ex Willdenow) Rafinesque USA: Rhode Island Providence: Providence A. L. Calder 1845
Violaceae
GH: 00767593 Viola primulifolia acuta (Bigelow) Torr. & A. Gray USA: Rhode Island [no additional data] A. L. Calder 1846