Pretty Boy Reservoir: Gunpowder River Trail
02/26/09
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- - ID NEEDED - [(Cornus spp.) or (Viburnum spp.)]
- Juglandaceae Juglans nigra, Black Walnut
- Magnoliaceae Liriodendron tulipifera, Tulip Poplar
- Betulaceae Alnus glutinosa, Common Alder
- Lobelia cardinalis, Cardinal Flower
- Scrophuliaceae Verbascum thapsus, Mullein
- Caprifoliaceae Lonicera japonica, Japanese Honeysuckle
- Ericaceae Kalmia latifolia, Mountain Laurel
- Pinaceae, Pinus strobus, Eastern White Pine
- Smilacaceae, Smilax glauca, Green Briar
- Araceae Symplocarpus foetidus, Skunk Cabbage
- Anacardiaceae Toxicodendron radicans, Poison Ivy
- Smilacaceae, Smilax rotundifolia, Common Greenbriar
- Cornaceae Cornus alternifolia, Pagoda Dogwood
- Pryolaceae, Chimaphila maculata, Spotted Wintergreen
- Leucobryaceae Leucobryum glaucum, White Cushion Moss
- Leucocryaceae Lycopodium digitatum, Fan Club Moss
- Lauraceae, Sassafras albidum, Sassafras
- Sapindaceae, Acer rubrum, Red Maple
- Cornaceae - ID NEEDED - [Cornus spp., Dogwood species]
- Fagaceae, Quercus rubra, Northern Red Oak
- Aquifoliaceae, Ilex opaca, American Holly
- Pinaceae, Tsuga canadensis, Eastern Hemlock
- Pinaceae, Pinus rigida, Pitch Pine
- Rubiaceae, Mitchella repens, Partridgeberry
- Ophioglossaceae, Bothrychium sp, Grapefern
- Berberidaceae Berberis thunbergii, Japanese Berberry INVASIVE
- Orcidaceae, Tipularia discolor, Crippled Cranefly
**GPS coordinates included with plants for Dr. McMillan's reference, since I don't know where else to list them.
1. Dogwood (Cornus spp.) or Viburnum (Viburnum spp.).
[Cornaceae family] [Adoxaceae family]
GPS Coordinate: 18 347356 E, 4390946 N
- Decussate, opposite arrangement
- 3-bundle scars
2. Black Walnut
Juglandaceae > Juglans nigra
GPS Coordinate: 18 347318 E, 4390954 N
- Flowering tree in Hickory Family
- Chambered pith
3. Tulip Poplar
Magnoliaceae > Liriodendron tulipifera
GPS Coordinate: 18 347303 E, 4390958 N
- Recognizable flower bud
- Smooth bark, vertical stripes
- Alternate arrangement
4. Common Alder
Betulaceae > Alnus glutinosa
GPS Coordinate: 18 347337 E, 4390942 N
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- Alias: Black Alder, European Alder
- Riperian tree; grows near riverbanks
- Symbiotic relationship with fungus (spp. ?); Nitrogen-fixer
- Inflorescence type: wind-pollinated catkins; Male (left, dangly) & Female (right, cone) inflorescences
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5. Cardinal Flower
Campanulaceae > Lobelia cardinalis
GPS Coordinate: 18 347331 E, 4390950 N
- Part of Bell Flower family
- Considered to be perennial flowers
- Found in wet places, riverbanks, swamps, etc.
6. Mullein
Scrophulariaceae > Verbascum thapsus
GPS Coordinate: 18 347362 E, 4390941 N
- Eurasian weed naturalized in the USA
- Soft, fuzzy leaves
- Rosette growth in first year, then shoots up large spike of flowers in bloom
- Used for herbal remedies (emollient, astringent)
7. Japanese Honeysuckle
Caprifoliaceae > Lonicera japonica
GPS Coordinate: 18 347365 E, 4390950 N
- vine with white or faded yellow flowers
- small, toothed lobed leaves
8. Mountain Laurel
Ericaceae > Kalmia latifolia
GPS Coordinate: 18 347393 E, 4390942 N
9. Eastern White Pine
Pinaceae > Pinus strobus
GPS Coordinate: 18 347393 E, 4390942 N
GPS Coordinate: 18 347642 E, 4390864 N
10. Greenbriar
Smilacaceae > Smilax glauca
GPS Coordinates: 18 347435 E, 4390936 N
- A lot of Sedges also seen at these coordinates
11. Skunk Cabbage
Araceae > Symplocarpus foetidus
GPS Coordinates: 18 347433 E, 4390940 N
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- Most basal monocot family; Aram family
- Pungent odor smells like a skunk
- Mottled deep purple color with white specks/stripes
- Maroon color resembles "dead meat" and bad smell attracts flies (pollinators)
- Metabolic feedback loop creates own heat (spreads stink; melts through snow in spring)
- Inflorescence type: Spathe & Spadix
- Spathe = modified leaf which protects spadix
- Spadix = cone-like cluster of flowers
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12. Poison Ivy
Anacardiaceae > Toxicodendron radicans
GPS Coordinates: 18 347470 E, 4390939 N
- Woody vine, not true Ivy
- Spreads both vegetatively (adventurous roots) and sexually (rhizomes)
13. Common Greenbriar
Smilacaceae > Smilax rotundifolia
GPS Coordinates: 18 347561 E, 4390894 N
- Shoots can be eaten/cooked like asparagus
14. Pagoda Dogwood
Cornaceae > Cornus alternifolia
GPS Coordinates: 18 347580 E, 4390889 N
- Dark purple berries (instead of red seen in most Cornus spp.)
- Alternate arrangement (instead of opposite seen in most Cornus spp.)
15. Spotted Wintergreen
Ericaceae > Chimaphila maculata
GPS Coordinates: 18 347623 E, 4390883 N
- called 'spotted', even though it has stripes
- Perennial evergreen herb
- Dark green leaves, each with lighter green stripe down center
- Somewhat aromatic
16. White Cushion Moss
Leucobryaceae > Leucobryum glaucum
GPS Coordinates: 18 347619 E, 4390881 N
- Color is light green, almost white
17. Fan Club Moss
Lycopodiaceae > Lycopodium digitatum
GPS Coordinates: 18 347626 E, 4390870 N / GPS Coordinates: 18 347735 E, 4390902 N
18. Sassafras
Lauraceae > Sassafras albidum
GPS Coordinates: 18 347651 E, 4390842 N
- Only one with green twigs
19. Red Maple
Sapindaceae > Acer rubrum
GPS Coordinates: 18 347649 E, 4390879 N
- Located near water
- Smooth young bark, red twigs and red buds
- Opposite leaves, 3-lobed leafs, dentate margin (dent = teeth)
20. ID NEEDED: Dogwood sp.
Cornaceae > Cornus spp.
GPS Coordinates: 18 347652 E, 4390881 N
- Pumpkin-shaped buds
- Square, small flaky bark
21. Northern Red Oak
Fagaceae > Quercus rubra
GPS Coordinates: 18 347676 E, 4390890 N
- Pinnante leaves with teeth
- Bristle tips on leaf (are not on white oaks)
- Similar characteristics to Eastern Black Oak (Quercus velutina)
22. American Holly
Aquifoliaceae > Ilex opaca
GPS Coordinates: 18 347697 E, 4390902 N
- Fruit type: small red drupe
- Edges of leaf is curved into several spike-like points
- Short, stout and grooved petiole
23. Japanese Barberry
Berberidaceae > Berberis thunbergii
GPS Coordinates: 18 347834 E, 4390936 N
- deciduous spiny shrub
- red berries
24. Cranefly Orchid / Crippled Cranefly
Orchidaceae > Tipularia discolor
GPS Coordinates: 18 347843 E, 4390941 N
- monocots
- dark purple underside helps trap more light; reflects green (absorbs red/blue)
25. Partridge Berry
Rubiaceae > Mitchella repens
GPS Coordinates: 18 347697 E, 4390902 N
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- Dark shiny waxy leaves; bright red berries
- Grows along ground
- Family Characteristics: dicots, fused petals, opposite leaves, interpetiolar stipules
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26. Grape Fern
Ophioglossaceae > Botrychium sp. (Possible ID: B. virginianum)
GPS Coordinates: 18 347849 E, 4390973 N
- Always only 1 leaf; compound with 3 main branches
- Spores shed into the air
27. Pitch Pine
Pinaceae > Pinus rigida
GPS Coordinates: 18 34791? E, 4391039 N
- Thick protective bark
- Very hardy, can survive in poor soil conditions
28. Eastern Hemlock
Pinaceae >Tsuga canadensis
GPS Coordinates: 18 347917 E, 4391039 N
- Usually found on ridges and hillsides with high moisture content
- Straight trunk; bark is scaly and deep fissures
- Leaf margins are dentate/toothed
Comments (1)
Kayon said
at 2:28 pm on Mar 9, 2009
pictures from field trip for this field guide coming soon
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