CONCEPTS OF RARITY IN VASCULAR PLANT-SPECIES, WITH SPECIAL REFERENCE TO THE GENUS CALOCHORTUS PURSH (LILIACEAE)

[21] DRURY W H, 1974, Biological Conservation, V6, P162, DOI 10.1016/0006-3207(74)90061-5

[22] DRURY WH, 1980, RHODORA, V82, P3

[23] DUDLEY PP, 1972, GEOL SOC AM BULL, V83, P3497, DOI 10.1130/0016-7606(1972)83[3497:COTDAA]2.0.CO

[24] 2

[25] EVERETT PC, 1950, SUMMARY CULTURE CALI

[26] Favarger C., 1961, B SOC BOT SUISSE, V77, P383

[27] FERNALD M. L., 1929, PROC INTERNET CON GRESS PLANT SCI ITHACA N Y 1926, V2, P1487

[28] FERNALD M. L., 1942, Rhodora, V44, P238

[29] The geographic affinities of the vascular floras of New England, the Maritime Provinces and Newfoundland [J]. AMERICAN JOURNAL OF BOTANY, 1918, 5 (05) : 219 - U7

[30] FERNALD ML, 1943, RHODORA, V45, P55

[21] DRURY W H, 1974, Biological Conservation, V6, P162, DOI 10.1016/0006-3207(74)90061-5

[22] DRURY WH, 1980, RHODORA, V82, P3

[23] DUDLEY PP, 1972, GEOL SOC AM BULL, V83, P3497, DOI 10.1130/0016-7606(1972)83[3497:COTDAA]2.0.CO

[24] 2

[25] EVERETT PC, 1950, SUMMARY CULTURE CALI

[26] Favarger C., 1961, B SOC BOT SUISSE, V77, P383

[27] FERNALD M. L., 1929, PROC INTERNET CON GRESS PLANT SCI ITHACA N Y 1926, V2, P1487

[28] FERNALD M. L., 1942, Rhodora, V44, P238

[29] The geographic affinities of the vascular floras of New England, the Maritime Provinces and Newfoundland [J]. AMERICAN JOURNAL OF BOTANY, 1918, 5 (05) : 219 - U7

[30] FERNALD ML, 1943, RHODORA, V45, P55