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Two vascular plant species (hair grass Deschampsia antarctica … and herb Acaena magellanica) from sub-Antarctic Heard Island … were sampled on 5 days between December 2003 and February … 2004.
Mosses are the dominant plant species in continental Antarctica, where they sparsely colonize the limited stony … coastal areas not permanently covered with snow and ice. The few species of mosses present in Antarctica live ‘‘on the … edge’’ for plant life…
Over recent decades, Antarctic plants have been exposed to the … largest relative increase in UV-B exposure as a result of ozone … depletion. Open-sided plexiglass screens were used to reduce UV … levels by 77% over turves of the endemic Antarctic bryophyte, Grimmia antarctici…
Antarctic vegetation is exposed to elevated levels of UV-B … radiation (UVBR) as a result of ozone depletion. Three species of … co-occurring Antarctic bryophytes, Bryum pseudotriquetrum…