In biology, a theca (pl.: thecae) is a sheath or a covering. Botany The typical anther is bilocular, i.e. it consists of two thecae. Each theca contains two microsporangia, also known as pollen sacs. The microsporangia produce the microspores, which for seed plants&nbsp

AĀ gorget, from the FrenchĀ gorgeĀ meaningĀ throat, was a band ofĀ linenĀ wrapped around a woman’s neck and head in theĀ medieval periodĀ or the lower part of a simpleĀ chaperonĀ hood.Ā The term later described aĀ steelĀ orĀ leatherĀ collarĀ to protect theĀ throat, a set of pieces ofĀ plate ar