Log of Plants PBIO 109 - 2013 |
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This
list is a record by day |
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Monday June 17
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UVM1 | |
NO NUMBER hop-clover, Trifolium,
Leguminosae |
SITES AP Airport Park BNA Beach at end of North Ave CW Centennial Woods 6/12 EAH Ethan Allen Homestead 6/14 EAP Ethan Allen Park LCC Lake Champlain Canoe NB North Beach OL Oakledge 6/13 RR Red Rocks SB Shelburne Bay UVM1 6/11 (beyond the parking lot) UVM2 walk from Torrey Hall to Jeffords |
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NO NUMBER milkweed, Asclepias Apocynaceae opposite leaves, white latex --- two characters define one family in Vermont |
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Tuesday June 18 |
Centennial Woods |
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1. white ash, Fraxinus Oleaceae opposite pinnately compound leaves (atypical of family, which usually has opposite simple leaves) |
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2. stinging nettle, Urtica Urticaceae opposite leaves with serrate edges, strong bark stipules (four per node) |
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3. bedstraw, Galium
Rubiaceae whorled leaves, climbs over other plants with stiff, downward-pointing hairs |
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4. alternate-leaved dogwood,
Cornus Cornaceae ~arcuate secondary veins, tertiary veins perpendicular to midrib |
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5. blackberry, Rubus Rosaceae ~alternate, palmately compound leaves; ~canes last two years, flower the second, ~stipules are precocious |
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6. celandine, Chelidonium Papaveraceae alternate, pinnately compound leaves 2 deciduous sepals 4 separate petals, radial symmetry many stamens one pistil splitting into two vales (the green canoes) and two placentae (the hoop) bearing seeds with arils ovary superior (perianth scars at ovary base) |
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7. lily of the valley, Convallaria
Liliaceae/Asparagaceae MONOCOT FEATURES ~parallel leaf veins ~sympodial branching (constant surrender of dominance) TOXIN is a cardiac glycoside (smooth muscle stimulator, impact is on heart function) |
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Wednesday, June 19 | Ethan Allen Park |
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8. stonecrop, Sedum Crassulaceae ~succulent leaves ~radial symmetry ~sepals and petals in fives ~stamens twice the petals ~five pistils |
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9. speedwell, Veronica
Scrophulariaceae (Plantaginaceae) ~bilateral symmetry ~fused (connate) corolla ~stames 5, petals 4, stamens 2 |
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10. bloodroot, Sanguinaria
Papaveraceae colored (orange-red) latex, fruit with arils dispersed by ants |
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11. wild ginger, Asarum Aristolochiaceae ~essential oils of the magnoliids ~three sepals ~ fruits splitting into six sections ~each with seeds with arils for ant dispersal |
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Thursday, June 20 |
Airport Park, Colchester |
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12. golden heather, Hudsonia Cistaceae endangered in Vermont -- a remnant of the shifting-sand flora along glacial Lake Champlain |
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13. pitcher plant, Sarracenia Sarraceniaceae bumblebee pollinated, petals still in place in this photo |
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14. sheep laurel, Kalmia Ericaceae ~connate corolla ~stamens twice the petals ~anthers poricidal visitors trip the cocked stamens (not buzz-pollinated) |
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OTHER ERICACEAE sheep laurel, bog laurel Kalmia rhodora, Rhododendron cranberry, Vaccinium highbush blueberry, Vaccinium bog rosemary, Andromeda leatherleaf, Chamaedaphne |
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15. sandwort, Arenaria
Caryophyllaceae ~ swollen nodes (source of family name) ~five separate sepals and petals ~stamens twice the petals ~three styles |
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16. blackberry, Rubus Rosaceae
(repeat of 5) ~5 sepals and petals ~ many stamens ~simple pistils build an aggregate in fruit |
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Monday, June 24 | Ethan Allen Homestead |
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17. grape Vitis Vitaceae ~tendril homology: transformed inflorescence |
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18. staghorn sumac, Rhus
Anacardiaceae FAMILY ~rosid syndrome (distinct sepals and petals, separate petals, stamens twice the petals, disk present, carpels 3 or 5 per flower) |
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19. dame's rocket, Hesperis matronalis
Brassicaceae FAMILY ~four separate sepals and petals ~six stamens, two short and for long ~disk of separate glands ~2-carpellate, 2-locular ovary with pariental placentation |
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20. iris, Iris Iridaceae FAMILY ~monocot syndrome (flower parts in 3s, perianth poorly differentiated, many parallel secondary veins) ~three stamens ~inferior ovary |
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MONOCOTS FROM THE
MARSH --- THIS YEAR's PHOTO NEEDS HELP, THIS IS LAST
YEAR'S |
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21. sweetflag |
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22. arrowleaf, Sagittaria |
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23. water plantain? Alisma,
Alismataceae |
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24. calla lily, Calla Araceae |
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25. duckweed, Lemna Araceae |
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26. bur-reed, Sparganium
Sparganiaceae |
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27. cat-tail. Typha Typhaceae |
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28. sedge, Carex |
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29. reed-canary grass, Phalaris,
Poaceae |
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30. dogwood, Cornus Cornaceae in flower this time (see number 4) FAMILY ~separate petals ~stamens = petals ~disk present ~inferior ovary |
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31. bladderwort, Utricularia Lentibulariaceae
(not on family handout, near Scrophulariaceae link to video of trap function from Madi http://www.youtube.com/watch?v=Zb_SLZFsMyQ |
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Red Rocks Park |
June 25 |
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32. herb Robert, Geranium Geraniaceae ~5 separate petals and sepals ~10 separate stamens in two whorls ~five-branched style a typical Rosid |
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33. deadly nightshade, Solanum
Solanaceae ~asterid syndrome, including --connate corolla ~stamens adnate to the corolla ~stamens = petals ~carpels two for the family: alternate leaves, radial symmetry, foul odor to crushed leaves |
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34. bluets, Houstonia Rubiaceae ~heterostyly! family: ~asterid syndrome, inferior ovary, fused stipules, radial symmetry |
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Oakledge Park |
June 26 |
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35. valerian, Valeriana Valerianaceae/Caprifoliaceae valerian combines radial symmetry with stamens fewer than petals --- rare in asterids |
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36. buttercup, Ranunculus
Ranunculaceae our most primitive eudicot: FAMILY ~no fusion ~many stamens ~compound, palmate-design leaves |
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37. plantain, Plantago Plantaginaceae Asterid! ~corolla small and papery ~stamens prominent (hover-fly or wind dispersal) This family now includes many former Scrophulariaceae |
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Airport Park II |
June 27 |
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38. anemone, Anemone Ranunculaceae compare to number 36 --- here there is only one perianth whorl, otherwise quite similar |
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39. avens, Geum Rosaceae FAMILY ~stipules ~hypanthium ~many stamens ~radial symmetry DISPERSAL ~styles hooked for passive animal dispersal |
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40. milkweed, Asclepias Apocynaceae FAMILY ~asterid syndrome ~corona (modified disk) white latex separate ovaries, united or separate style and stigmas |
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41. vetch, Vicia
Leguminosae/Fabaceae FAMILY: ~alternate, compound leaves and stipules ~distinct sepals and petals all separate at the base ~stamens 2x petals ~one simple pistil ~legume fruit type |