Abstract:Germination is the fi rst step to successful plant establishment. Th e range of factors that promote germination varies among species. Light and temperature requirements for the germination of species of Velloziaceae were investigated. Seeds of Barbacenia fl ava, B. markgrafi i, B. purpurea, B. williamsi, Vellozia alata, V. compacta, V. glochidea and V. plicata were collected from rocky outcrops located in diff erent Brazilian states and were incubated for germination at 10 to 40 °C in light or dark conditio… Show more
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