ro lob ium ▁pra em ors um ▁is ▁a ▁scr amb ling ▁shr ub ▁which ▁is ▁en demic ▁to ▁the ▁south - west ▁of ▁Western ▁Australia . ▁It ▁is ▁a ▁member ▁of ▁the ▁family ▁Fab aceae ▁and ▁produces ▁red ▁pe a - flow ers ▁from ▁late ▁winter ▁to ▁early ▁summer ▁( August ▁to ▁December ▁in ▁Australia ). ▁It ▁is ▁not ▁known ▁whether ▁this ▁species ▁shares ▁the ▁to xic ▁properties ▁of ▁many ▁other ▁members ▁of ▁the ▁genus ▁Gast ro lob ium . ▁ ▁Tax onomy ▁The ▁species ▁was ▁first ▁formally ▁described ▁by ▁botan ist ▁Carl ▁Me iss ner ▁and ▁published ▁in ▁Plant ae ▁Pre iss ian ae ▁in ▁ 1 8 4 4 . ▁Me iss ner ▁assigned ▁it ▁the ▁name ▁Bra ch ys ema ▁pra em ors a . ▁In ▁ 2 0 0 2 ▁botan ists ▁Gregory ▁Ch and ler ▁and ▁Michael ▁Cris p ▁re ass igned ▁this ▁species ▁to ▁the ▁genus ▁Gast ro lob ium ▁along ▁with ▁other ▁Bra ch ys ema ▁species . ▁ ▁Distribution ▁It ▁is ▁found ▁between ▁Ge og rap he ▁Bay ▁and ▁Alb any . ▁An ▁isolated ▁population ▁at ▁Bull s bro ok ▁north ▁of ▁Per th ▁is ▁its ▁northern most ▁occurrence . ▁ ▁References ▁▁▁▁ ▁pra em ors um ▁Category : R os ids ▁of ▁Western ▁Australia ▁Category : End em ic ▁fl ora ▁of ▁Western ▁Australia ▁Category : Pl ants ▁described ▁in ▁ 1 8 4 4 ▁Category : T ax a ▁named ▁by ▁Carl ▁Me iss ner ▁Category : T ax a ▁named ▁by