Add to ORKGFrom Proceedings of the Academy of Natural Sciences, Philadelphia, 1887-1901.Mode of access: Internet
"Reprinted from the Bulletin of the Torrey botanical club, vol. xx. no. 5, May, 1893."Mode of access...
Detached from: Proceedings of the Academy of Natural Sciences of Philadelphia, 1893.Caption title.Mo...
"From the American journal of science, October, 1891, vol. xlii, pp. 271-303."Mode of access: Intern...
Reprinted from: Journal of the Linnean Society. Botany, v. 22, 1886.Caption title.Mode of access: In...
Proceedings of the acad. of nat. sciences of Philadelphia, 1877, pp. 105-109.Mode of access: Interne...
"From the Transactions of the Watford natural history society, 1876."Mode of access: Internet
"Reprinted from the Botanical gazette, February, 1900," vol. XXIX, no. 2.Thesis (Ph. D.)--University...
Repr. from American Naturalist, XXXVIII, 1904; XXXIX, 1905. p.367-760; 217-499; 555-740.Mode of acce...
Vol.1, no.3-v.2, no.2, v.4, no.1 issued as Publications of the University of Pennsylvania. Title var...
"From the Proceedings of the Academy of natural sciences of Philadelphia, 1904," p. 108-118.Mode of ...
"From the Proceedings of the Academy of Natural Sciences, Philadelphia, 1887."Mode of access: Intern...
From Transactions of the Newbury Field Club, 1871, i, p. 33-59.Mode of access: Internet
"From natural history transactions of Northumberland, Durham, and Newcastle-upon-Tyne, vol. x."Mode ...
Quarterly journal of microscopical science, 1895, 2d ser., no. 37, pp. 105-118?Mode of access: Inter...
"Extracted from the American naturalist, Aug., Sept. 1887."Mode of access: Internet
"Reprinted from the Bulletin of the Torrey botanical club, vol. xx. no. 5, May, 1893."Mode of access...
Detached from: Proceedings of the Academy of Natural Sciences of Philadelphia, 1893.Caption title.Mo...
"From the American journal of science, October, 1891, vol. xlii, pp. 271-303."Mode of access: Intern...
Reprinted from: Journal of the Linnean Society. Botany, v. 22, 1886.Caption title.Mode of access: In...
Proceedings of the acad. of nat. sciences of Philadelphia, 1877, pp. 105-109.Mode of access: Interne...
"From the Transactions of the Watford natural history society, 1876."Mode of access: Internet
"Reprinted from the Botanical gazette, February, 1900," vol. XXIX, no. 2.Thesis (Ph. D.)--University...
Repr. from American Naturalist, XXXVIII, 1904; XXXIX, 1905. p.367-760; 217-499; 555-740.Mode of acce...
Vol.1, no.3-v.2, no.2, v.4, no.1 issued as Publications of the University of Pennsylvania. Title var...
"From the Proceedings of the Academy of natural sciences of Philadelphia, 1904," p. 108-118.Mode of ...
"From the Proceedings of the Academy of Natural Sciences, Philadelphia, 1887."Mode of access: Intern...
From Transactions of the Newbury Field Club, 1871, i, p. 33-59.Mode of access: Internet
"From natural history transactions of Northumberland, Durham, and Newcastle-upon-Tyne, vol. x."Mode ...
Quarterly journal of microscopical science, 1895, 2d ser., no. 37, pp. 105-118?Mode of access: Inter...
"Extracted from the American naturalist, Aug., Sept. 1887."Mode of access: Internet
"Reprinted from the Bulletin of the Torrey botanical club, vol. xx. no. 5, May, 1893."Mode of access...
Detached from: Proceedings of the Academy of Natural Sciences of Philadelphia, 1893.Caption title.Mo...
"From the American journal of science, October, 1891, vol. xlii, pp. 271-303."Mode of access: Intern...