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INSULAR BIOGEOGRAPHIC PATTERNS IN THE CARIBBEAN ORCHIDACEAE: A TEST OF THE THEORY OF ISLAND BIOGEOGRAPHY
- Date Issued:
- 1975
- Summary:
- The distribution of orchid species on nineteen islands of the Greater and Lesser Antilles is listed. These data are used to test hypotheses inferred from the MacArthur and Wilson (1967) theory of island biogeography. Linear regressions show that the slope of the species area curve for orchids on these islands is not different from the range 0.20 to 0.35 predicted in the theory. The slope of this line increases with distance from Central America, the suspected source of colonizing species. Multiple regression analysis is used to test the relationship of the total number of species, the number of endemics, and the number of non-endemics with the geographic parameters of area, altitude, distances from Central and South America, and inter-island isolation. The validity of the theory and the biological implications of the geographic parameters are discussed.
Title: | INSULAR BIOGEOGRAPHIC PATTERNS IN THE CARIBBEAN ORCHIDACEAE: A TEST OF THE THEORY OF ISLAND BIOGEOGRAPHY. |
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Name(s): |
PLOTECIA, RAYMOND KNIGHT. Florida Atlantic University, Degree grantor |
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Type of Resource: | text | |
Genre: | Electronic Thesis Or Dissertation | |
Issuance: | monographic | |
Date Issued: | 1975 | |
Publisher: | Florida Atlantic University | |
Place of Publication: | Boca Raton, Fla. | |
Physical Form: | application/pdf | |
Extent: | 98 p. | |
Language(s): | English | |
Summary: | The distribution of orchid species on nineteen islands of the Greater and Lesser Antilles is listed. These data are used to test hypotheses inferred from the MacArthur and Wilson (1967) theory of island biogeography. Linear regressions show that the slope of the species area curve for orchids on these islands is not different from the range 0.20 to 0.35 predicted in the theory. The slope of this line increases with distance from Central America, the suspected source of colonizing species. Multiple regression analysis is used to test the relationship of the total number of species, the number of endemics, and the number of non-endemics with the geographic parameters of area, altitude, distances from Central and South America, and inter-island isolation. The validity of the theory and the biological implications of the geographic parameters are discussed. | |
Identifier: | 13709 (digitool), FADT13709 (IID), fau:10541 (fedora) | |
Note(s): |
Thesis (M.S.)--Florida Atlantic University, 1975. Charles E. Schmidt College of Science |
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Subject(s): | Orchids--Caribbean Area--Geographical distribution | |
Held by: | Florida Atlantic University Libraries | |
Persistent Link to This Record: | http://purl.flvc.org/fcla/dt/13709 | |
Sublocation: | Digital Library | |
Use and Reproduction: | Copyright © is held by the author with permission granted to Florida Atlantic University to digitize, archive and distribute this item for non-profit research and educational purposes. Any reuse of this item in excess of fair use or other copyright exemptions requires permission of the copyright holder. | |
Use and Reproduction: | http://rightsstatements.org/vocab/InC/1.0/ | |
Host Institution: | FAU | |
Is Part of Series: | Florida Atlantic University Digital Library Collections. |