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10 Cards in this Set

  • Front
  • Back

Eastern White Pine ( Pinus strobus)

Needles in bundles of 5
Needles are soft and flexible
Needles are blue-green in color
Needles usually between 5-17 cm in Length

CONIFERUS

Red Pine ( Pinus resinosa)

Needles in bundles of 2
Needles are described as bottle brush in appearance
Needles are 10-16 cm in length

CONIFERUS

Jack Pine ( Pinus banksiana)

Needles are in bundles of 2
Needles are slightly curved and spread apart
Needles are 2-4 cm in length

CONIFERUS

White Spruce ( Picea glauca)

Needles are singly borne, square in cross-section
Distinct odor when crushed
Needles are crowded on the upper surface or branches
Needles are often curved.
Twigs have prominent woody leaf-pegs
CONIFERUS

Eastern Hemlock ( Tsuga canadensis)

Needles are singly borne, flat in cross-section and short.
Stomata present on the underside of the needles, visible as white bands
Needle base is stalked
Apex of the needle is rounded
CONIFERUS

Balsam Fir ( Abies balsamea)

Needles are singly borne, flat in cross-section
Needles are 1-3 cm long
Usually arranged on two sides of the twig
Apex of the needle is often notched
Needles base is sessile ( Not Stalked)
CONIFERUS

Eastern White Cedar (Thuja occidentalis)

Overlapping scales only
2-5 cm in length
Distinct odor when crushed
Yellow - Green in color
No buds
CONIFERUS

Tamarack ( Larix laricina)

Needles borne singly in new growth
Borne in clusters in old growth
Needles are 2-5 cm long
Turn bright yellow in the fall
CONIFERUS

Trembling Aspen ( Populus tremuloides)

Leaf: Simple/ Broadly ovate - Tapers to a sharp Apex
Underside is often lighter then upper

Twig: Alternate arrangement / Buds are 5-7 mm long
Appressed 5 bud scales - Buds are dark brown in color

Largetooth Aspen ( Populus grandidentata)

Leaf: Simple/ Ovate, to Orbicular. Large, blunth widely spaced teeth on the margin. Petiole Flat

Twig: Alternate arrangement, buds are 5-10 mm long. Buds are covered with a fine gray hair.