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Articles 1 to 12 of 57:
American Elm - PA DCNR
LEAVES: Alternate, simple, 4"-6" long, unequal at the base, rather rough on the upper surface; usually soft-hairy below; veins prominent; margin coarsely toothed. Petiole short. TWIGS: Slender, zigzag, brown, or slightly hairy. Leaf buds 1/8& [... more]
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Eastern Hemlock - PA DCNR
LEAVES: Evergreen needles occur singly, appearing 2-ranked on twigs, flattened, about 1/2" long, dark green and glossy, light green with 2 white lines below. TWIGS: Slender, tough, yellowish brown to grayish brown. Buds eggshaped, 1/16" long, .. [... more]
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Black Willow - PA DCNR
LEAVES: Alternate, simple, narrowly lance-shaped, very long-pointed, tapered or rounded at the base, finely toothed margins, smooth dark green above, pale green below. Conspicuous stipules (small leafy parts at the base of the leaf-stalk) ... [... more]
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Mockernut Hickory - PA DCNR
LEAVES: Alternate, compound, 8"-12" long with 7 to 9 leaflets, margins toothed, dark yellowish green above, brownish beneath with golden glandular dots, leaves very fragrant when crushed, the leaf stems finely hairy. TWIGS: Stout and hairy, ... [... more]
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Pitch Pine - PA DCNR
LEAVES: Evergreen needles in clusters of 3, stiff, 21/2"-5" long, yellowish green. TWIGS: Stout, brittle, rough, angled in cross-section, golden-brown. Buds egg-shaped, about 1/2" long, resinous, red-brown. FRUIT: Cones 11/2"-31/2& [... more]
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Butternut - PA DCNR
LEAVES: Alternate, compound, leaflets 11 to 17, each 3"-5" long, small-toothed; dark yellow-green above, paler, hairy below; end leaflet same size as side leaflets; main leaf-stem with conspicuous sticky hairs. Butternut is one of the last [... more]
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White Oak - PA DCNR
LEAVES: Alternate, simple, 6"-9" long, and 4" wide, with 6-10 rounded lobes; bright green above, paler below, both surfaces smooth on mature leaves. TWIGS: Red-grey, often with a grayish coating. Buds rounded, reddish-brown, smooth, to 1/8& [... more]
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Black Gum - PA DCNR
LEAVES: Alternate, simple, 2"-5" long, oval with entire and slightly thickened margins, dark green and shiny above, often downy beneath, turning vivid red in early autumn. TWIGS: Smooth grayish to reddish brown, pith white and chambered, buds .. [... more]
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Sassafras - PA DCNR
LEAVES: Alternate, simple 4"-6" long, smooth, dark green above, much lighter beneath, characteristically aromatic when crushed. Usually three types can be found on a tree: entire, 2-lobed and 3-lobed (rarely 5-lobed). TWIGS: Bright green, ... [... more]
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Scarlet Oak - PA DCNR
LEAVES: Alternate, simple, 3"-6" long, with 7-9 narrow, bristle-tipped lobes, sinuses between the lobes go almost to the mid-rib. Shiny bright green above, paler and smooth beneath except for small tufts of hair in vein-axils; named for its ... [... more]
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Black Locust - PA DCNR
LEAVES: Alternate, compound, 7-19 oval leaflets 1"-2" long, margins smooth. TWIGS: Angled, somewhat zigzag, brittle, with short stout prickles; no end bud, side buds small and hidden in winter. FRUIT: A thin, flat pod, 2"-4" long; [... more]
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Northern Red Oak - PA DCNR
LEAVES: Alternate, simple, 4"-9" long, to 6" wide, with 7-11 bristle-tipped lobes, sinuses between lobes extend half-way to the mid-rib. Smooth, dull green above, paler with small tufts of reddish-brown hair in vein-axils beneath. TWIGS: [... more]
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Note: Growing Results finds articles on many different web sites, including DCNR. No affiliation or endorsement of DCNR is implied by this indexing and the presentation of search results.
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