. Atoll research bulletin. Coral reefs and islands; Marine biology; Marine sciences. 21 (not yet introduced at Vaipaee in 1963), and the fern Polypodium scolopendria. Another fern, Nephrolepis hirsutula, is the only other plant in the herbaceous assemblage that sometimes approaches a status co-dominant with Chrysopogon aciculatus. Toward the moist interior, fewer and fewer xerotropical species occur. Unforested, grazed areas grade into a trampled Gleichenia fernbrake. Mangifera indica occurs sporadically and often, along trails. That tree is not apparently as subject to the depauperate chloros


. Atoll research bulletin. Coral reefs and islands; Marine biology; Marine sciences. 21 (not yet introduced at Vaipaee in 1963), and the fern Polypodium scolopendria. Another fern, Nephrolepis hirsutula, is the only other plant in the herbaceous assemblage that sometimes approaches a status co-dominant with Chrysopogon aciculatus. Toward the moist interior, fewer and fewer xerotropical species occur. Unforested, grazed areas grade into a trampled Gleichenia fernbrake. Mangifera indica occurs sporadically and often, along trails. That tree is not apparently as subject to the depauperate chlorosis that here afflicts the few other scattered trees, notably Hibiscus tiliaceus and Pandanus Plate 4: Transitional landscape, central Vaipaee valley, view toward northwest. The nearer slope displays little evidence of fire or other disturbance in recent years. Miscanthus floridulus tall grass (light tone) is mixed with growth of woody scrub. Compare it with far upper right (summit elevation 620m), where Miscanthus was burned over about three years before the photo was taken in 1964. Gentler slopes on the nearer ridgecrest (elevation about 275m) are no longer grazed and its transitional range is reverting to scrub and wood, but Miscanthus is still absent. Transitional forest on colluvium below Miscanthus covered slopes is perhaps 20 to 30 years old, as are the coconut palms in the valley bottom. Vertical jointing appears in the prominent stratum at mid-slope. Prevailing wind blows from right to left; the moister area is to the right, the drier to the Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smithsonian Institution. Press; National Research Council (U. S. ). Pacific Science Board; Smithsonian Institution; National Museum of Natural History (U. S. ); United States. Bureau of Sport Fish


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