ide ae ▁– ▁two ▁pet al oid ▁later al ▁sep als ▁forming ▁' w ings ', ▁two ▁pet als ▁forming ▁a ▁' standard ', ▁and ▁one ▁pet al ▁forming ▁a ▁' ke el ', ▁plus ▁a ▁bil oc ular ▁fruit ▁caps ule ▁– ▁were ▁placed ▁in ▁Pol yg ala , ▁while ▁species ▁with ▁more ▁obviously ▁special ized ▁features , ▁particularly ▁those ▁of ▁the ▁fruit , ▁were ▁placed ▁in ▁other ▁gener a . ▁In ▁ 2 0 1 1 , ▁John ▁Richard ▁Abb ott ▁separated ▁some ▁more ▁sharp ly ▁defined ▁gener a ▁from ▁Pol yg ala . ▁ ▁Species ▁ ▁Part ly ▁because ▁of ▁differ ing ▁circ ums cri ptions , ▁the ▁reported ▁number ▁of ▁valid ▁species ▁in ▁the ▁genus ▁var ies ▁from ▁about ▁ 3 5 0 ▁to ▁ 5 0 0 ▁to ▁ 7 2 5 ▁or ▁ 7 3 0 . ▁The ▁Amer icas ▁have ▁the ▁most ▁species , ▁especially ▁South ▁America , ▁with ▁Africa ▁second ▁in ▁divers ity ▁and ▁Asia ▁third . ▁, ▁Pl ants ▁of ▁the ▁World ▁Online ▁accepted ▁about ▁ 6 6 0 ▁species ▁in ▁the ▁genus ▁Pol yg ala . ▁These ▁include : ▁ ▁Species ▁now ▁placed ▁in ▁other ▁gener a : ▁Pol yg ala ▁ac anth oc l ada ▁= ▁Rh in otrop is ▁ac anth oc l ada ▁Pol yg ala ▁cal iforn ica ▁= ▁Rh in otrop is ▁cal iforn ica ▁Pol yg ala ▁ch ama eb ux us ▁= ▁Pol yg alo ides ▁ch ama eb ux us ▁Pol yg ala ▁p auc