Saccate is a term used in botany to describe plant parts that are shaped like a pouch or sack. Sometimes, when all members of a

taxon In biology, a taxon (back-formation from ''taxonomy''; plural taxa) is a group of one or more populations of an organism or organisms seen by taxonomists to form a unit. Although neither is required, a taxon is usually known by a particular nam ...

share a property of having some part being saccate, this is referred to in the name of the taxon, such as the algae family

Phaeosaccionaceae ''Phaeosaccion'' is a genus of algae with monostromatic tubular to saccate thalli, up to long and to wide. It is the sole genus in the family Phaeosaccionaceae. It is olive brown and resembles young plants of ''Scytosiphon''. The sole species i ...

References

{{Cite journal , doi=10.3732/ajb.94.8.1371, pmid=21636505, title = Aerodynamics of saccate pollen and its implications for wind pollination, journal=American Journal of Botany, volume=94, issue=8, pages=1371–1381, year = 2007, last1 = Schwendemann, first1 = Andrew B., last2=Wang, first2=George, last3=Mertz, first3=Meredith L., last4=McWilliams, first4=Ryan T., last5=Thatcher, first5=Scott L., last6=Osborn, first6=Jeffrey M. Plant morphology