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Microscope photography - Water mint flower cells

Rattlebox seeds (Crotalaria sagittalis). These are considered invasive small trees. Not long lived, though beautiful flowers. They tend to propagate by following down streams of water and multiplying too much.

  • Carla Wick

    Although a nice little wildflower (not tree) it contains toxins that are poisonous to cattle.

  • Pia Moeller

    Good thing to know, Carla

  • Carla Wick

    I had saved seeds for years in a container and thought it'd be 'neat' to plant them finally...THEN read the info about them. :o/ Not so neat after all.

Vorticella. Often attached to seaweed.

Transmission electron micrograph of freshwater- brackish water diatom, Stephanodiscus tenuis

Acacia riceana seedling, via Flickr. Seedling of Acacia riceana germinating at 20°C at the Tasmanian Seed Conservation Centre. Most Acacia seed exhibit a Physical Dormancy and so the seed coats require scarification to allow germination to take place. Once the seed coat is broken water can enter the seed and germination is usually rapid.

Giant Liposomes. Where a liiposome is: "a minute spherical sac of phospholipid molecules enclosing a water droplet, esp. as formed artificially to carry drugs or other substances into the tissues."

"Tardigrades are microscopic animals that live in moss and the muddy sand on beaches. They can survive high temperatures, freezing, and crushing pressures by drying themselves up into a little hard ball, called a tun. Stick a tun in water and [...] it will rehydrate and regenerate back into a tardigrade. [...] It may well be the most adorable genome on Earth."