▁within ▁a ▁landscape . ▁ ▁In ▁Sil ent ▁Spring ▁( 1 9 6 2 ) ▁Rach el ▁Car son ▁describes ▁a ▁road side ▁ver ge ▁as ▁it ▁used ▁to ▁look : ▁" Al ong ▁the ▁roads , ▁la ure l , ▁v ib urn um ▁and ▁al der , ▁great ▁f ern s ▁and ▁wild flow ers ▁delight ed ▁the ▁travel er ’ s ▁eye ▁through ▁much ▁of ▁the ▁year " ▁and ▁then ▁how ▁it ▁looks ▁now ▁following ▁the ▁use ▁of ▁her b ic ides : ▁" The ▁roads ides , ▁once ▁so ▁attract ive , ▁were ▁now ▁l ined ▁with ▁brow ned ▁and ▁with ered ▁veget ation ▁as ▁though ▁swe pt ▁by ▁fire ". ▁Even ▁though ▁the ▁landscape ▁before ▁it ▁is ▁sp rayed ▁is ▁bi olog ically ▁de grad ed , ▁and ▁may ▁well ▁contains ▁al ien ▁species , ▁the ▁concept ▁of ▁what ▁might ▁const itute ▁a ▁natural ▁landscape ▁can ▁still ▁be ▁dedu ced ▁from ▁the ▁context . ▁ ▁The ▁phrase ▁" natural ▁landscape " ▁was ▁first ▁used ▁in ▁connection ▁with ▁landscape ▁painting , ▁and ▁landscape ▁garden ing , ▁to ▁contrast ▁a ▁formal ▁style ▁with ▁a ▁more ▁natural ▁one , ▁closer ▁to ▁nature . ▁Alexander ▁von ▁H umb old t ▁( 1 7 6 9 ▁– ▁ 1 8 5 9 ) ▁was ▁to ▁further ▁concept ual ize ▁this ▁into ▁the ▁idea ▁of ▁a ▁natural ▁landscape ▁separate ▁from ▁the ▁cultural ▁landscape . ▁Then ▁in ▁ 1 9 0 8 ▁ge ograph er ▁Otto ▁Schl ü ter ▁developed ▁the ▁terms ▁original ▁landscape ▁(