"Proceedings of the biological society of Washington, May 18, 1892; vii. 65-80."Mode of access: Internet
Transactions of the Massachusetts horticultural society, 1909, pt i, pp. 131-149.Mode of access: Int...
Reprinted from: Journal of the Asiatic Society of Bengal. 1874. 43(2): 181-187 ; 1875. 44: 199-206, ...
"Reprinted from the Bulletin of the Torrey botanical club, vol. xix, nos. 6 and 8, June and Aug. 189...
Proc. Cal. Acad. Sci. ser.2, VI. 1896. pp.422-430. Plates.Mode of access: Internet
Reprinted from: Bulletin of the Southern California Academy of Sciences. 1903. 2(6): 65-70.Mode of a...
Trans. Acad. Sci. St. Louis, xii. 1902, pp. 35-41. Plates.Mode of access: Internet
"From the Proceedings of the acad. of nat. sci of Phil., June, 1868."Mode of access: Internet
"From the Proceedings of the Academy of natural sciences of Philadelphia, 1904," p. 108-118.Mode of ...
"Bulletin of the United States National museum. Issued February 12, 1913."Mode of access: Internet
"Reprinted from the Bulletin of the Southern California academy of sciences," 1920, xix, 3-30.Mode o...
"From the Proceedings of the United States national museum," 1890, xiii, 145-149.Mode of access: Int...
From Proceedings of the Academy of Natural Sciences, Philadelphia, 1887-1901.Mode of access: Interne...
I. U.S. Geographical Surveys West of the One Hundredth Meridian. Vol. VI - Botany. Chapter IV - Cata...
"Reprinted from the Bulletin of the Torrey botanical club, vol. 21, no. 4, April 25, 1894."Mode of a...
"Reprinted from the Bulletin of the Torrey botanical club, vol. xx. no. 5, May, 1893."Mode of access...
Transactions of the Massachusetts horticultural society, 1909, pt i, pp. 131-149.Mode of access: Int...
Reprinted from: Journal of the Asiatic Society of Bengal. 1874. 43(2): 181-187 ; 1875. 44: 199-206, ...
"Reprinted from the Bulletin of the Torrey botanical club, vol. xix, nos. 6 and 8, June and Aug. 189...
Proc. Cal. Acad. Sci. ser.2, VI. 1896. pp.422-430. Plates.Mode of access: Internet
Reprinted from: Bulletin of the Southern California Academy of Sciences. 1903. 2(6): 65-70.Mode of a...
Trans. Acad. Sci. St. Louis, xii. 1902, pp. 35-41. Plates.Mode of access: Internet
"From the Proceedings of the acad. of nat. sci of Phil., June, 1868."Mode of access: Internet
"From the Proceedings of the Academy of natural sciences of Philadelphia, 1904," p. 108-118.Mode of ...
"Bulletin of the United States National museum. Issued February 12, 1913."Mode of access: Internet
"Reprinted from the Bulletin of the Southern California academy of sciences," 1920, xix, 3-30.Mode o...
"From the Proceedings of the United States national museum," 1890, xiii, 145-149.Mode of access: Int...
From Proceedings of the Academy of Natural Sciences, Philadelphia, 1887-1901.Mode of access: Interne...
I. U.S. Geographical Surveys West of the One Hundredth Meridian. Vol. VI - Botany. Chapter IV - Cata...
"Reprinted from the Bulletin of the Torrey botanical club, vol. 21, no. 4, April 25, 1894."Mode of a...
"Reprinted from the Bulletin of the Torrey botanical club, vol. xx. no. 5, May, 1893."Mode of access...
Transactions of the Massachusetts horticultural society, 1909, pt i, pp. 131-149.Mode of access: Int...
Reprinted from: Journal of the Asiatic Society of Bengal. 1874. 43(2): 181-187 ; 1875. 44: 199-206, ...
"Reprinted from the Bulletin of the Torrey botanical club, vol. xix, nos. 6 and 8, June and Aug. 189...