Young bark is smooth and grey mature bark has

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Unformatted text preview: , having a distinct V‐shaped notch between them (sugar maples have a U‐shaped notch). Upper surface is light green. The petiole is often red. USDA‐NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 2: 495 Figure 2. Acer saccharum Sugar maple ‐ Érable à sucre Large tree, attaining 35 m in height. Young bark is smooth and grey. Mature bark has vertical ridges curled outward along one side. Leaves with 5 lobes with long blunt‐pointed tips, a few irregular teeth, having a distinct U‐shaped notch between them (red maples have a V‐shaped notch). USDA‐NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 2:496. A 12 Watch colour pictures of the Mer Bleue plants on the lab website Lab 1 ‐ Distribution of plants at Mer Bleue Figure 3. Alnus incana Speckled alder ‐ Aulne rugueux Shrub or small tree, 2‐4 m tall. Leaves alternate, simple, oval, often thick, coarsely double‐ toothed. Smooth dark bark speckled with lenticels. Small woody cones. Modified from: Chambers, Legasy and Bentley – Forest Plants of Central Ontario – ©1996 Lone Pine Publishing & Queen’s printer. Figure 4. Aralia nudicaulis Wild sarsaparilla ‐ Aralie à tige nue ou salsepareille Herbaceous plant 20‐40 cm tall. Short single stem divided into 3 sections each carrying one compound leaf. Compound leaf composed of 5 leaflets on a simple petiole. Leaflets oval, 5‐12cm long and finely toothed. Purplish‐black fruit. Modified from: A Flora of New York. John Torrey 1843. New York by Appleton & Co., and Wiley & Putnam. 13 Lab 1 ‐ Distribution of plants at Mer Bleue Figure 5. Asclepias syriaca Common milkweed ‐ Asclépiade commune Herbaceous hairy thick‐stemmed plant, 100‐150 cm tall. Very fragrant pink or purple flowers forming an umbel. Long opposite leaves (10‐20 cm long) covered with fine white hair. Large ovoid fruit (5‐10 cm), light green and covered by sharp outgrowth. Seeds are attached to long and silky hairs. USDA‐NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 3: 30. Figure 6. Aster cordifolius Heart‐leaved aster – Aster à feuilles cordées Modified from: Chambers, Legasy and Bentley – Forest Plants of Central Ontario – ©1996 Lone Pine Publishing & Queen’s printer. 14 Perennial herb, 20‐120 cm tall Nearly hairless, flowering stems Basal leaves heart‐shaped, toothed, 3.5‐12 cm long and 2.5‐7 cm wide. Smaller stem leaves are lance‐shaped and stalkless. Flower heads organized in panicle. 10‐16 outer rays florets (blue or purple), and 14‐20 inner tubular florets 3‐5mm long (yellow to purple). Yellow button‐like central disk. Lab 1 ‐ Distribution of plants at Mer Bleue Figure 7. Betula alleghaniensis Yellow birch ‐ Merisier ou Bouleau jaune Medium‐sized tree, may reach 25 m in height. Leaves alternate, simple, 8‐11 cm long, oval‐shape...
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This note was uploaded on 02/04/2014 for the course BIO 1130 taught by Professor Fenwick during the Fall '08 term at University of Ottawa.

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