water chickweed (stellaria aquatica). flower closeup

caryophyllaceae malachium aquaticum myosoton stellaria aquatica androecium anther anthesis bifid petal calyx corolla filament flower giant chickweed gland glanduar gynoecium pedicel pistil sepal stamen stigma style water anterior view aquatica closeup virtual herbarium belarus flora: focus-stacked closeups wild cultivated plants including flowers leaves fruits intended illustrations botanical manuals