▁Mark er ▁Mark er ▁on ▁the ▁R ivers ide , ▁California ▁site ▁reads : ▁NO . ▁ 2 0 ▁P AR ENT ▁W ASH ING T ON ▁N AV EL ▁OR ANGE ▁T REE ▁– ▁The ▁tree ▁was ▁introduced ▁into ▁the ▁United ▁States ▁from ▁Bah ia , ▁Brazil , ▁by ▁the ▁U . S . ▁Department ▁of ▁Agricult ure ▁in ▁ 1 8 7 0 . ▁Tw elve ▁young ▁trees ▁were ▁received ▁and ▁bud s ▁from ▁them ▁were ▁propag ated ▁on ▁sweet ▁orange ▁seed lings . ▁In ▁ 1 8 7 3 ▁two ▁of ▁these ▁green house - g rown ▁trees , ▁which ▁were ▁distributed ▁throughout ▁the ▁United ▁States , ▁were ▁sent ▁to ▁Mrs . ▁El iza ▁Tib b ets ▁in ▁R ivers ide . ▁ ▁See ▁also ▁California ▁Cit rus ▁State ▁Historic ▁Park ▁California ▁Historical ▁Land marks ▁in ▁R ivers ide ▁County , ▁California ▁Mother ▁Orange ▁Tree ▁Or c utt ▁R anch ▁H ort icult ure ▁Center ▁ ▁References ▁▁▁ ▁Category : Cal iforn ia ▁Historical ▁Land marks ▁Category : 1 8 7 3 ▁establish ments ▁in ▁California <0x0A> </s> ▁The ▁Cont inu ous ▁Qu ality ▁Ass ess ment ▁Tool kit ▁( Con Q AT ) ▁is ▁a ▁configur able ▁software ▁quality ▁analysis ▁engine . ▁Con Q AT ▁is ▁based ▁on ▁a ▁pip es ▁and ▁filters ▁architecture ▁that ▁enables ▁flexible ▁complex ▁analysis ▁configurations ▁using ▁a ▁graph ical ▁configuration ▁language . ▁This ▁architecture ▁diff ers ▁from ▁other ▁analysis ▁tools ▁that ▁usually ▁have ▁a ▁fixed ▁data ▁model ▁and ▁hard - w ired ▁analysis ▁log