Fredrik Christian Emil Børgesen or Frederik Børgesen (1866–1956), Danish botanist and phycologist.

IPNI standard form: Børgesen

Taxon names authored

(List may be incomplete)

• 151 taxon names authored by Fredrik Christian Emil Børgesen

Eponyms

(List may be incomplete)

• 2 eponyms of Fredrik Christian Emil Børgesen

Publications

(List may be incomplete)

• Børgesen, F. 1902. Marine algae. In: Botany of the Faeroes based upon Danish investigations. (Warming, E. Eds), Part II., pp. 339–532. Copenhagen: Carlsbergfondet. BHL Reference page. 
• Børgesen, F. 1905. Contributions à la connaissance du genre Siphonocladus Schmitz. Oversight Over Det Kgl Danske Videnskabernes Selskabs Forhandlingar 3: 259–291, 13 figs. Reference page. 
• Børgesen, F. 1909. Some new or little known algae West Indian Florideae. Botanisk Tidsskrift 30: 1–19, 11 figs, Plates I, II. BHL Reference page. 
• Børgesen, F. 1910. Some new or little known West Indian Florideae. II. Botanisk Tidsskrift 30: 177–207, 20 figs. BHL Reference page. 
• Børgesen, F. 1912. Some Chlorophyceae from the Danish West Indies. II. Botanisk Tidsskrift 32: 241–273, 17 figs. BHL Reference page. 
• Børgesen, F. 1914. The marine algae of the Danish West Indies. Part 2. Phaeophyceae. Dansk Botanisk Arkiv 2(2): 1–68, 44 figs. BHL Reference page. 
• Børgesen, F. 1915. The marine algae of the Danish West Indies. Part 3. Rhodophyceae (1). Dansk Botanisk Arkiv 3: 1–80, Figs 1–86. BHL Reference page. 
• Børgesen, F. 1916. The marine algae of the Danish West Indies. Part 3. Rhodophyceae (2). Dansk Botanisk Arkiv 3: 81–144, Figs 87–148. BHL Reference page. 
• Børgesen, F. 1919. The marine algae of the Danish West Indies. Part 3. Rhodophyceae (5). Dansk Botanisk Arkiv 3: 305–368, Figs 308–360. BHL Reference page. 
• Børgesen, F. 1920. The marine algae of the Danish West Indies. Part 3. Rhodophyceae (6). Dansk Botanisk Arkiv 3: 369–504, Figs 361–435. BHL Reference page. 
• Børgesen, F. 1924. Marine algae from Easter Island. In: The Natural History of Juan Fernandez and Easter Island. (Skottsberg, C. Eds) Vol. 2, pp. 247–309. Uppsala: Almquist & Wiksells. BHL Reference page. 
• Børgesen, F. 1925. Marine algae from the Canary Islands especially Teneriffe and Gran Canaria. I. Chlorophyceae. Biologiske Meddelelser 5(3): 1–123, 49 figs. Reference page. 
• Børgesen, F. 1930. Marine algae from the Canary Islands especially from Tenerife and Gran Canaria III. Rhodophyceae. Part III. Ceramiales. Biologiske Meddelelser 9(1): 1–159, 60 figs. Reference page. 
• Børgesen, F. 1930. Some Indian green and brown algae especially from the shores of the Presidency of Bombay. Journal of the Indian Botanical Society 9: 151–174, 10 figs, Plates I, II. Reference page. 
• Børgesen, F. 1931. Sur Platysiphonia nov. gen. et sur les organes mâles et femelles du Platysiphonia miniata (Ag.) nov. comb. (Sarcomenia miniata (Ag.) J. Ag.). Recueil de Travaux Cryptogamiques dédiés à Louis Mangin 1: 21–29. Reference page. 
• Børgesen, F. 1931. Some Indian Rhodophyceae especially from the shores of the Presidency of Bombay. Bulletin of Miscellaneous Information, Royal Botanic Gardens, Kew 1931: 1–24, 15 figs, Plates I, II. Reference page. 
• Børgesen, F. 1932. A revision of Forsskål's algae mentioned in Flora Aegyptiaco-Arabica and found in his herbarium in the Botanical Museum of the University of Copenhagen. Dansk Botanisk Arkiv 8(2): 1–14, 4 figs, 1 plate. Reference page. 
• Børgesen, F. 1933. Some Indian Rhodophyceae especially from the shores of the Presidency of Bombay - III. Bulletin of Miscellaneous Information, Royal Botanic Gardens, Kew 1933: 113–142, 20 figs, Pls V–IX. Reference page. 
• Børgesen, F. 1933. On a new genus of the Lophotalieae (fam. Rhodomelaceae). Biologiske Meddelelser 10(8): 1–16, 10 figs. Reference page. 
• Børgesen, F. 1934. Some Indian Rhodophyceae especially from the shores of the Presidency of Bombay - IV. Bulletin of Miscellaneous Information, Royal Botanic Gardens, Kew 1934: 1–30, 19 figs, Plates I–IV. Reference page. 
• Børgesen, F. 1934. Some marine algae from the northern part of the Arabian sea with remarks on their geographical distribution. Kongelige Danske Videnskabernes Selskab, Biologiske Meddelelser 11(6): 1–72, 8 figs, 2 plates. Reference page. 
• Børgesen, F. 1936. Some marine algae from Ceylon. Ceylon Journal of Science Section A Botany 12: 57–96, 12 figs. Reference page. 
• Børgesen, F. 1937. Contributions to a South Indian marine algal flora. I. Journal of the Indian Botanical Society 16: 1–56, 33 figs, 1 plate. Reference page. 
• Børgesen, F. 1937. Contributions to a South Indian marine algal flora. II. Journal of the Indian Botanical Society 16: 311–357, 20 figs. Reference page. 
• Børgesen, F. 1938. Contributions to a South Indian marine algal flora. III. Journal of the Indian Botanical Society 17: 205–242, 13 figs, Plates VII, VIII. Reference page. 
• Børgesen, F. 1939. Marine algae from the Iranian Gulf especially from the innermost part near Bushire and the Island Kharg. In: Danish Scientific Investigations in Iran, Part 1. (Jessen, K. & Spärck, R. Eds), pp. 47–141. Copenhagen: Ejnar Munksgaard. Reference page. 
• Børgesen, F. 1940. Some marine algae from Mauritius. I. Chlorophyceae. Kongelige Danske Videnskabernes Selskab, Biologiske Meddelelser 15(4): 81, 26 figs, 3 plates. Reference page. 
• Børgesen, F. 1941. Some marine algae from Mauritius. II. Phaeophyceae. Biologiske Meddelelser 16(3): 81, 24 figs, 8 plates. Reference page. 
• Børgesen, F. 1942. Some marine algae from Mauritius. III. Rhodophyceae. Part 1. Porphyridiales, Bangiales, Nemalionales. Biologiske Meddelelser 17(5): 1–33. Reference page. 
• Børgesen, F. 1942. Griffithsia weber-van-bosseae, nov. spec. Blumea Supplement 2: 15–20, 3 figs. Reference page. 
• Børgesen, F. 1942. Hamelella, a new genus of the Myrionemataceae. Botanisk Tidsskrift 46: 46–47. Reference page. 
• Børgesen, F. 1943. Some marine algae from Mauritius. III. Rhodophyceae. Part 2. Gelidiales, Cryptonemiales, Gigartinales. Biologiske Meddelelser 19(1): 1–85, 42 figs, 1 plate. Reference page. 
• Børgesen, F. 1944. Some marine algae from Mauritius. III. Rhodophyceae. Part 3. Rhodymeniales. Biologiske Meddelelser 19(6): 1–32, 21 figs. Reference page. 
• Børgesen, F. 1945. Some marine algae from Mauritius. III. Rhodophyceae. Part 4. Ceramiales. Biologiske Meddelelser 19(10): 68, 35 figs. Reference page. 
• Børgesen, F. 1946. Some marine algae from Mauritius. An additional list of species to Part 1. Chlorophyceae. Kongelige Danske Videnskabernes Selskab, Biologiske Meddelelser 20(6): 1–64. Reference page. 
• Børgesen, F. 1949. On the genus Titanophora (J. Ag.) Feldm. and description of a new species. Dansk Botanisk Arkiv 13(4): 8, 2 plates. Reference page. 
• Børgesen, F. 1950. A new species of the genus Predaea. Dansk Botanisk Arkiv 14(8): 1–8. Reference page. 
• Børgesen, F. 1953. Some marine algae from Mauritius. Additions to the parts previously published. V. Biologiske Meddelelser 21(9): 62, 20 figs, 3 plates. Reference page.