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A Beginner's Field Guide

Leaves

Leaves of Common Cape Ann Oaks

  • (a) White Oak
  • (b) Red Oak
  • (c) Black Oak

Wildflowers

An old field bouquet

  • (d) Asters
  • (e) Goldenrod
  • (f) Little Bluestem Grass

Great Blue Heron

(g) The great blue heron, the largest of American herons, may be spotted at a distance, standing quietly in shallow water, waiting for its prey to swim into view.

In addition to fish, herons feed on reptiles, insects, mice, and other small mammals, and may be found in both salt- and fresh-water habitats.

Grasses

  • (h) Thatch grass, Spartine alternifolra
  • (i) Fox grass, Spartina patens

Horsetails

The fruit cones of the horsetails are usually found on ordinary green stems but the species illustrated above produce fleshy, pale-colored fertile stems earlier in the year than the green sterile stems. These usually die after the spores are shed.

  • (j, k) Field Horsetail, Equisetum arvense
  • (l, m) Meadow Horsetail, E. pratense
  • (n, o) Wood Horsetail, E. sylvaticum

Lycopodium

  • (p) Shining Club Moss, Lycopodium lucidulum, fruit-bearing tip
  • (q) Bog Club Moss, Lycopodium inundatum, entire plant
  • (r) Common Club Moss, Lycopodium clavatum, fruit-bearing tip
    • (s) leaf with terminal bristle
    • (t) entire plant
  • (u) Stiff Club Moss, Lycopodium annotinum, fruit bearing tip
    • (v) entire plant
  • (w) Ground Pine, Lycopodium obscurum, note rhizome and tree-like branching