Sagittaria montevidensis is a common marsh species with showy flowers and of interest to
humans; however, its sexual reproduction is mostly unknown. The floral biology, pollination …

Sagittaria (" arrowhead", Alismataceae) is a cosmopolitan monocotyledonous genus of
aquatic herbs. Five species occur in California, where Sagittaria montevidensis ssp. calycina …

Contiguous populations of an annual (Sagittaria calycina Engelm.) and a perennial species
(Sagittaria brevirostra Mack. & Bush.) showed both similar and different foliar and …

The pollination mechanism and mating system of Sagittaria pygmaea were studied
synthetically. In natural or experimental populations, interfloral pollination by insects was …

Sagittaria papillosa Buch. is monoecious with unisexual flowers, pistillate below, staminate
above, typically with an unbranched scape. A large population with unusual numbers of …

The floral biology, pollinators and breeding system of Echinodorus longipetalus Micheli
were studied in a marshy area of the district of Taquaritinga (State of São Paulo) …

Sex expression in Sagittaria guyanensis HBK subsp. lappula (D. Don) Bojin is typically
andromonoecious while the other species in the same genus are basically monoecious. The …

Bogin (1955: 195–200) in the most recent monograph of the genus Sagittaria Linnaeus
(1753: 993), recognized S. montevidensis Chamisso & Schlechtendal (1827: 156) in a broad …

Annual alien species are dependent on their sexual reproductive success to establish,
maintain and spread their populations. As the annual exotic Impatiens balfourii …

Staminate flowers of andromonoecious species are thought to be produced to increase
reproductive success through enhancing male function or diverting resources from …