Canada | | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
Canada | | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
Canada | | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
Canada | | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
Canada | Alberta | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
Canada | Alberta | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
Canada | Manitoba | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
Canada | Manitoba | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
Canada | Newfoundland | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
Canada | Newfoundland | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
Canada | Ontario | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
Canada | Ontario | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
Canada | Quebec | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
Canada | Quebec | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
Canada | Saskatchewan | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
Canada | Saskatchewan | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | | | Voss, E. G. | 1985 | Michigan Flora. Part II Dicots (Saururaceae-Cornaceae) | Bull. Cranbrook Inst. Sci. | 59. xix + 724 |
United States | Connecticut | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | Connecticut | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | Connecticut | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | Connecticut | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | Delaware | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | Delaware | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | Delaware | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | Delaware | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | Illinois | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | Illinois | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | Illinois | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | Illinois | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | Illinois | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | Indiana | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | Indiana | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | Indiana | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | Indiana | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | Iowa | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | Iowa | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | Iowa | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | Kansas | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | Kansas | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | Kansas | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | Maine | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | Maine | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | Maryland | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | Maryland | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | Maryland | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | Maryland | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | Massachusetts | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | Massachusetts | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | Massachusetts | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | Massachusetts | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | Michigan | | Voss, E. G. | 1985 | Michigan Flora. Part II Dicots (Saururaceae-Cornaceae) | Bull. Cranbrook Inst. Sci. | 59. xix + 724 |
United States | Michigan | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | Michigan | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | Minnesota | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | Minnesota | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | Minnesota | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | Montana | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | Montana | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | Montana | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | Montana | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | Montana | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | Nebraska | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | Nebraska | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | Nebraska | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | New Hampshire | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | New Hampshire | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | New Hampshire | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | New Hampshire | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | New Jersey | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | New Jersey | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | New Jersey | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | New Jersey | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | New York | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | New York | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | New York | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | New York | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | North Carolina | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | North Carolina | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | North Carolina | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | North Carolina | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | North Carolina | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | North Dakota | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
United States | North Dakota | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | North Dakota | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | North Dakota | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | North Dakota | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | Pennsylvania | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | Pennsylvania | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | Pennsylvania | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | Pennsylvania | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | Rhode Island | | Hartman, R. L. & B. E. Nelson | 1998 | Novelties from North America north of Mexico: A 20-Year Vascular plant Diversity Baseline | | 1–51 (mss.) |
United States | Rhode Island | | Small, E. | 1978 | A numerical and nomenclatural analysis of morpho-geographic taxa of Humulus. | Syst. Bot. | 3: 37–76 |
United States | Rhode Island | | Flora of North America Editorial Committee, e. | 1997 | Magnoliidae and Hamamelidae | Fl. N. Amer. | 3: i–xxiii, 1–590 |
United States | Rhode Island | | Small, E. | 1992 | Cannabaceae | | 22 pp. |
United States | South Dakota | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |