▁camp est ris ▁fol . ▁arg ente is ▁margin atis ▁( 1 8 9 7 ), ▁possibly ▁var ieg ated ▁English ▁El m . ▁An ▁U . ▁fol . ▁argent . ▁var . ▁minor , ▁a ▁" small , ▁silver , ▁var ieg ated ▁variety ", ▁appeared ▁in ▁the ▁ 1 9 0 2 ▁catalog ue ▁of ▁the ▁Bob b ink ▁and ▁At kins ▁nur ser y , ▁R uther ford , ▁New ▁Jersey . ▁An ▁Ul mus ▁medio ▁arg ente a ▁var ieg ata , ▁" a ▁pretty ▁silver - var ieg ated ▁variety ", ▁probably ▁Silver ▁El m , ▁appeared ▁in ▁early ▁ 2 0 th - century ▁nur ser y ▁catalog ues ▁in ▁Australia . ▁Silver ▁El m ▁remains ▁in ▁commercial ▁cultiv ation ▁in ▁Europe , ▁and ▁is ▁commonly ▁cultiv ated ▁in ▁Austral asia ▁and ▁North ▁America , ▁where ▁a ▁number ▁of ▁m ature ▁spec im ens ▁surv ive ▁( see ▁under ▁Access ions ). ▁ ▁Notable ▁trees ▁In ▁the ▁Netherlands , ▁one ▁tree , ▁known ▁as ▁the ▁Roc oco ▁I ep ▁(: El m ) ▁grows ▁at ▁H out en , ▁next ▁to ▁the ▁old ▁church .. ▁A ▁group ▁off ▁ 5 ▁grows ▁along ▁a ▁canal ▁in ▁Al k ma ar . ▁In ▁Australia , ▁several ▁trees ▁plant ed ▁in ▁ 1 8 9 7 ▁stand ▁in ▁Ge el ong ▁Botan ic ▁Gard ens , ▁Victoria . ▁' At in ia ▁Var ieg ata ' ▁is ▁also ▁found ▁among ▁the ▁el ms ▁l ining ▁the ▁Avenue ▁of ▁Hon our