water chickweed (stellaria aquatica). immataure inflorescence closeup

caryophyllaceae malachium aquaticum myosoton stellaria aquatica anthesis calyx cordate base corolla dichasium floral bud flower gland glanduar lamina blade leaf vein ovate pedicel petiole sepal sessile stem venation water chickweed giant aquatica immataure inflorescence closeup virtual herbarium belarus flora: focus-stacked closeups wild cultivated plants including flowers leaves fruits intended illustrations botanical manuals