psilophytic

psilophytic

(ˌsɪləˈfɪtɪk)
adj
1. (Environmental Science) ecology (of a plant) that grows well in the dry savannah
2. (Palaeontology) palaeontol of or relating to an extinct prehistoric plant
3. (Botany) botany of or relating to the order Psilotales
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014