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Published byLisa Robbins Modified over 9 years ago
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FIELD TRIP: Strouds Run State Park 6 Oct 2012 Highlights & Clarifications LOCAL FLORA Dr. Donald P. Althoff Bugleweed (Va. water horehound) Ebony spleenwort Indian tobacco Autumn coralroot
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_________________ (USDA) Small flowered coral root (Blair) Late coralroot (Newton’s) (not listed in Peterson’s) Corallorhiza odontorhiza CLASS: Liliopsida (monocot FAMILY: Orchidaceae (orchid family)
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_________ linear-lanceolate, 3-4.5 mm long X 1-1.5 mm wide, madder-purple, typically green at the base. each flower subtended by a small, linear-lanceolate ________ Autumn coralroot (USDA) Small flowered coral root (Blair) Late coralroot (Newton’s)
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Autumn coralroot (USDA) Small flowered coral root (Blair) Late coralroot (Newton’s) Known to be ______________. Could be insect-pollinated Flowering: late August-late October (i.e., 10/6/2012!!!) __________ of 3 coralroots in Ohio to flower
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Variation on the “purple dotting” of the _____
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USDA: Endangered for FL, MA, ME, NH, NY, RI, VT …_________
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Top and Under (note spores) CLASS: Filicopsida (whisk ferns) FAMILY: Polypodiaceae (spleenwort family) Stalk dark brown, shining, smooth, short, stiff, and erect _________________ Asplenium platyneuron
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Under leaf - spores Top of leaf – never spores Ebony spleenwort Asplenium platyneuron
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Cutleaf grapefern Botrychium dissectum
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Cutleaf grapefern Botrychium dissectum Sporophyll…. spore-bearing leaf
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Botrychium dissectum f. _________ Botrychium dissectum f. ____________
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_____________ dogwood Cornus drummonii CLASS: Magnoliopsida (dicot) FAMILY: Cornaceae (dogwood family)
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Roughleaf dogwood Cornus drummonii Leaves are ___________ & ________ to the touch IF you rub a certain way
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Roughleaf dogwood Cornus drummonii
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_______ (eastern) = burningbush (USDA) Euonymus atropurpureus Distinctive flower (pink) & seed pods (red) CLASS: Magnoliopsida (dicot) FAMILY: Celastraceae (bittersweet family) “Winged”stem and branching… wingstem does not branch
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Wahoo (eastern) Euonymus atropurpureus ___________ Verbesina alternifolia
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______________ Lobelia inflata Most common lobelia July-August “typical” blooming period Small flowers “tucked” into leaf axils…not close together CLASS: Magnoliopsida (dicot) FAMILY: Campanulaceae (bellflower family)
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Lobelioideae – 1 of 2 ___________ in bellflower family Lower “lip” formed by ____ petals !!! Great blue lobelia Indian tobacco
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Indian Tobacco Lobelia inflata Alternate leaves, toothed and ovate (more for basal leaves Base of flower becomes swollen seed pod
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Indian Tobacco ( Lobelia inflata ) Early New England settlers used often The most potent part of the plant is the seed as it contains the most ________ — the main ingredient which gives the plant its pyschoactive property. More a relaxant than a “euphoric” high Potentially toxic _______ seed is usually what is “used”, but leaf, too
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Beaked _______ Small-flowered __________ Note roundness or lack of for leaf tips
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____________ / Virginia water horehound Lycopus virginicus (USDA ) Strongly toothed but not lobed leaves… ____ odor Small flowers in clusters in leaf _____ CLASS: Magnoliopsida (dicot) FAMILY: Laminaceae (mint family) __________-stem
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___________________ Helianthus tuberosus CLASS: Magnoliopsida (dicot) FAMILY: Asteraceae (aster family) sunflower species
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Jerusalem artichoke Helianthus tuberosus Grows 4-6 ft high (or higher) Very rough leaves and stem Upper-leaves – ___________ Lower leaves—___________
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Species Highlights Ferns: Christmas Ebony spleenwort Cutleaf grapefern (__________) Autumn coralroot Roughleaf dogwood Bugleweed (Va. water horehound) Indian tobacco Jerusalem artichoke
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