▁closely ▁related ▁yellow ▁cam ▁can h ▁and ▁re dd ish ▁to ▁yellow ▁cam ▁bo ▁ha ▁mand arin – pom el os ▁hy br ids ; ▁the ▁orange - color ed ▁ch un ▁or ▁sen , ▁yellow ▁b ak ▁son , ▁and ▁p ink ▁h ong ▁orange – m and arin ▁hy br ids ▁or ▁" king ▁mand ar ins " ▁( C . ▁ret icul ata ▁× ▁C . ▁sin ensis ); ▁as ▁well ▁as ▁at ▁least ▁three ▁non - hy brid ized ▁mand arin ▁( C . ▁ret icul ata ) ▁vari et als . ▁ ▁The ▁term ▁" king ▁mand arin " ▁is ▁sometimes ▁applied ▁to ▁the ▁cam ▁s àn h ▁itself . ▁ ▁Distribution ▁The ▁tree ▁was ▁introduced ▁to ▁the ▁United ▁States ▁in ▁ 1 8 8 0 , ▁when ▁the ▁United ▁States ▁Minister ▁to ▁Japan ▁John ▁A . ▁B ingham ▁arranged ▁for ▁six ▁cam ▁s àn h ▁f ruits ▁to ▁be ▁sh ipped ▁from ▁Sa ig on , ▁C och inch ina ▁to ▁Dr . ▁H . ▁S . ▁M age e , ▁a ▁nur ser yman ▁in ▁R ivers ide , ▁California . ▁In ▁ 1 8 8 2 , ▁M age e ▁sent ▁two ▁seed lings ▁and ▁bud wood ▁to ▁J . ▁C . ▁Sto vin ▁in ▁Winter ▁Park , ▁Florida . ▁ ▁In ▁Vietnam , ▁the ▁tree ▁is ▁cultiv ated ▁in ▁the ▁M <0xE1> <0xBB> <0x8F> ▁C à y ▁District , ▁B ế n ▁Tre ▁Province , ▁as ▁well ▁as ▁the ▁northern ▁mountain ous ▁areas .