#oxalis__sorrel__wood_sorrel  any plant or flower of the genus Oxalis
  supertype:  herbaceous_plant__herb  a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
  member of:  genus_Oxalis
  subtype:  common_wood_sorrel__cuckoo_bread__shamrock__Oxalis_acetosella  Eurasian plant with heart-shaped trifoliate leaves and white pink- or purple-veined flowers
  subtype:  Bermuda_buttercup__English-weed__Oxalis_pes-caprae__Oxalis_cernua  South African bulbous wood sorrel with showy yellow flowers
  subtype:  creeping_oxalis__creeping_wood_sorrel__Oxalis_corniculata  creeping much-branched mat-forming weed; cosmopolitan
  subtype:  goatsfoot__goat's_foot__Oxalis_caprina  short-stemmed South African plant with bluish flowers
  subtype:  violet_wood_sorrel__Oxalis_violacea  perennial herb of eastern North America with palmately compound leaves and usually rose-purple flowers
  subtype:  oca__oka__Oxalis_tuberosa__Oxalis_crenata  South American wood sorrel cultivated for its edible tubers

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