Sedimentary Rocks. The Basics. Sedimentary rocks are classified in three main groups: clastic, chemical, and organic. Each group forms in a very unique way by completely different processes. Read on to discover more about these rocks and how they came to be. Clastic Rocks.
sprig. 1. a small spray of a plant with its leaves, flowers, etc. 2. an ornament having the form of such a spray. 3. a shoot, twig, or small branch. 4. a scion; heir. 5. a youth. 6. a headless brad. 7. to mark or decorate with a design of sprigs.
A flower with a long, thin tube, that widens suddenly into a flat-faced flower. The example is Plumbago auriculata. Tubular. A flower with a long, thin, straight-sided tube formed of united petals, often separating at the mouth into a flared shape. The example is a Kniphofia hybrid. (Urn-shaped) A flower in which the petals are fused into an almost enclosed globe shape, separating at the mouth into individual flared petals.