RETICULATE EVOLUTION IN THE APPALACHIAN ASPLENIUMS

[11] MCCOY TN, 1936, AM FERN J, V26, P104

[12] SLOSSON M, 1902, TORREY BOT CLUB B, V29, P487

[13] Stebbins G., 1950, VARIATION EVOLUTION

[14] WAGNER WARREN H., 1952, UNIV CALIFORNIA PUBL BOT, V26, P1

[15] WAGNER WARREN H., 1953, AMER FERN JOUR, V43, P109, DOI 10.2307/1545766

[16] WAGNER WH, 1950, EVOLUTION, V5, P177

[17] WHERRY EDGAR T., 1927, AMER FERN JOUR, V17, P135, DOI 10.2307/1544557

[18] WHERRY ET, 1936, AMER FERN J, V26, P77

[19] Wherry ET, 1925, AM FERN J, V15, P47, DOI DOI 10.2307/1544001

[11] MCCOY TN, 1936, AM FERN J, V26, P104

[12] SLOSSON M, 1902, TORREY BOT CLUB B, V29, P487

[13] Stebbins G., 1950, VARIATION EVOLUTION

[14] WAGNER WARREN H., 1952, UNIV CALIFORNIA PUBL BOT, V26, P1

[15] WAGNER WARREN H., 1953, AMER FERN JOUR, V43, P109, DOI 10.2307/1545766

[16] WAGNER WH, 1950, EVOLUTION, V5, P177

[17] WHERRY EDGAR T., 1927, AMER FERN JOUR, V17, P135, DOI 10.2307/1544557

[18] WHERRY ET, 1936, AMER FERN J, V26, P77

[19] Wherry ET, 1925, AM FERN J, V15, P47, DOI DOI 10.2307/1544001