Harvard University Herbaria & Libraries

Aceraceae
A: 01791888 Acer negundo Linnaeus USA: Pennsylvania bank of the river near Shawmont A. MacElwee 2154 1901-4-18
A: 01793150 Acer rubrum Linnaeus USA: New Jersey Mantua A. MacElwee 2194 1901-5-7
A: 01793268 Acer rubrum Linnaeus USA: Pennsylvania Haddington, West Philad. A. MacElwee 2254 1901-5-26
A: 01794009 Acer saccharinum Linnaeus USA: Pennsylvania Haddington. West Philadelphia A. MacElwee 2218 1901-5-13
Betulaceae
GH: 02198258 Alnus glutinosa (Linnaeus) Gaertner USA: Pennsylvania along Darby Creek, Haverford Township A. MacElwee 1890a 1901-4-18
GH: 02198257 Alnus glutinosa (Linnaeus) Gaertner USA: Pennsylvania on Indian River, West Philadelphia A. MacElwee 2141 1901-4-7
A: 02198255 Alnus glutinosa (Linnaeus) Gaertner USA: Pennsylvania Near Overbrook A. MacElwee 2141a 1901-6-24
A: 02071778 Corylus americana Walter USA: Pennsylvania [data not captured] A. MacElwee 2157 1901-4-18
GH: 02071768 Corylus americana Walter USA: Pennsylvania [data not captured] A. MacElwee 2157 1901-4-18
Moraceae
GH: 01545016 Maclura pomifera (Rafinesque) C. K. Schneider USA: Pennsylvania 62th & Master, West Philadelphia A. MacElwee 2283 1901-6-24
Rosaceae
A: 00000684 Crataegus bartramiana Sargent USA: Pennsylvania Philadelphia: Lane near Bartram's old garden A. MacElwee 2270 1901-6-3
A: 01611320 Crataegus crus-galli Linnaeus USA: Pennsylvania Near Gray's Ferry. Philadelphia A. MacElwee 2270 1901-6-3
A: 01611339 Crataegus crus-galli Linnaeus USA: Pennsylvania West Philadelphia. (70th & Vine Streets). Ha... A. MacElwee 2232a 1901-6-24
A: 01611340 Crataegus crus-galli Linnaeus USA: Pennsylvania Haddington. West Philadelphia A. MacElwee 2232 1901-5-24
A: 01611346 Crataegus crus-galli Linnaeus USA: Pennsylvania Betzwood A. MacElwee 1815a 1901-5-28
A: 01611347 Crataegus crus-galli Linnaeus USA: Pennsylvania Betzwood A. MacElwee 1815a 1901-5-28
A: 01611366 Crataegus crus-galli Linnaeus USA: Pennsylvania Gray's Ferry, Philadelphia A. MacElwee 2267 1901-6-3
A: 01611367 Crataegus crus-galli Linnaeus USA: Pennsylvania Haddington. West Philadelphia A. MacElwee 2233a 1901-6-8
A: 01611368 Crataegus crus-galli Linnaeus USA: Pennsylvania Betzwood A. MacElwee 2124a 1901-5-28
GH: 01611384 Crataegus crus-galli Linnaeus USA: Pennsylvania Below Gray's Ferry A. MacElwee 2267 1901-6-3
A: 00016419 Crataegus evansiana Sargent USA: Pennsylvania Philadelphia: A. MacElwee 2168a 1901-6-3
A: 00017981 Crataegus insueta Sargent USA: Pennsylvania Philadelphia: West Fairmount Park A. MacElwee 2165 1901-5-6
A: 00017980 Crataegus insueta Sargent USA: Pennsylvania Philadelphia: West Fairmount Park A. MacElwee 2165a 1901-6-3
A: 01669735 Crataegus pennsylvanica Ashe USA: Pennsylvania Bartram's old garden, Philadelphia A. MacElwee 76a 1901-6-3
GH: 01669914 Crataegus phaenopyrum (Linnaeus f.) Medikus USA: Pennsylvania West Philadelphia A. MacElwee 2248 1901-6-24
Ulmaceae
GH: 01931596 Ulmus americana Linnaeus USA: Pennsylvania near Shawmont A. MacElwee 2153 1901-4-18
A: 01932205 Ulmus rubra Muhlenberg USA: Pennsylvania near Lafayette, Schuylkill Valley A. MacElwee 2155 1901-4-18
GH: 01932199 Ulmus rubra Muhlenberg USA: Pennsylvania Betzwood A. MacElwee 2125a 1901-5-28