http://orchidkingdom.weebly.com/orchid-biological-structure.html Orchids are easily distinguished from other plants, as they share some very evident derived characteristics or synapomorphies. Among these are: bilateral symmetry of the flower (zygomorphism), many resupinate flowers, a nearly always highly modified petal (labellum), fused stamens and carpels, and extremely small seeds.

Orchid Mycorrhizal Fungi: Structure, Function, and Diversity

WebThe structure of the orchid flower is a key characteristic in identifying them. Orchid flowers are monosymmetrical. This means that both halves of the flower mirror each other. One special attribute of the orchid flower is that the female parts are fused to the so called column and the male parts are fused together to a pollinarium that sits ... WebThe orchid flower is full of intricate parts. And while there can be variation from genus to genus, all have fairly similar parts. Let’s take a closer look at a Phalaenopsis orchid to better understand the flower’s structure.. Flower … iron removers

ENH1260/EP521: Orchid Pollination Biology - University of Florida

WebApr 1, 2004 · Most orchids have a single fertile anther (flower structure where pollen is produced) located at the tip of the column. In most orchids, pollen is not loose and granular when ripe but rather is packed into a waxy mass called a pollinium. Pollinia usually occur in pairs, but in some species they are found in groups of up to eight. Web20 hours ago · Long obscured in the shadows of history, the world's first nomadic empire—the Xiongnu—is at last coming into view thanks to painstaking archaeological excavations and new ancient DNA evidence ... WebMost orchids have waxy pollinia. These are connected to one or two elongate stipes, [clarification needed] which in turn are attached to a sticky viscidium, a disc-shaped structure that sticks to a visiting insect. Some orchid genera have mealy pollinia. These are tapering into a caudicle (stalk), attached to the viscidium. iron removers for well water