Definition:
Compare perigonium with other words:
perigonium vs. perigynium
hydroid vs. perigonium
perigonium vs. sporosac
antheridia vs. perigonium
leaves vs. perigonium
perianth vs. perigonium
perigonium vs. tepal
perigonium vs. petal
perigonium vs. sepal
flower vs. perigonium
perigonium vs. sterile