Leaf Arrangement

1. Opposite: leaves in pairs at opposite sides of the stem.
2. Whorled: three or more leaves arranged wheel-like around the stem.
3. Alternate: leaves one above the other on opposite sides of the stem.
4. Basal: leaves at or near the bottom of the stem

Leaf margins (edges)

1. Toothed: when the indentations on the margin look like a saw.
2. Lobed: when the indentations on the margin are deeply cut.
3. Smooth or entire: when the margin of the leaf is not cut or toothed

Veins

1. Pinnate: when the veins of about equal size lead off from the mid vein toward the margin.
2. Palmate: when the more prominent veins radiate from a point at or near the base of the leaf.
3. Parallel: when the veins of about equal size extend from the base to the tip

Parts of a typical flower

1. Petals - delicate colored parts.
2. Sepals - protect the flower.
3. Stamen - the male part of the flower that produces pollen.
4. Pistil - the female part of the flower that produces seed