Log of Plants
PBIO 109 - 2014
incompletely updated through Thursday July 3
more to do on data and images
This list is a record by day
Tuesday June 17
Centennial Woods

1. touch-me-not Impatiens
Balsaminaceae

~alternate simple leaves
~glaucous and glabrous
2. garlic mustard, Alliaria
Brassicaceae (Cruciferae)
Cornus
3. alternate-leaved dogwood, Cornus
Cornaceae


~arcuate secondary veins, tertiary veins perpendicular to midrib

4. bedstraw, Galium
Rubiaceae

whorled leaves, climbs over other plants with stiff, downward-pointing hairs
celandine
5. celandine, Chelidonium
Papaveraceae


~colored latex (only Papveraceae have colored latex in Vermont)
~alternate, pinnately compound leaves

Wednesday, June 18 Ethan Allen Park
6. wild ginger, Asarum
Aristolochiaceae

~essential oils of the magnoliids

~flowers designed for carrion-beetle pollination

~seeds with arils for ant dispersal

7. jack-in-the-pulpit, Arisaema
Araceae

~ one palmately compound leaf

~ inflorescence with a bract enclosing the flowers

~ plants male when young, female when older

~pollinated by small flies  (fungus gnats, NOT carrion flies!_
8. Desmodium (Hylodesmum)
woodland tick-trefoil
Fabaceae (Leguminosae)

~alternate. compound leaves with stipules

9. Parthenocissus, Virginia creeper
Vitaceae

~ tendrils are transformed inflorescences at 180˚ from a leaf base.

REVIEW WITH NEW PLANT: bloodroot, Sanguinaria Papaveraceae

colored (orange-red) latex, fruit with arils dispersed by ants
Thursday, June 19
Rock Point

10. Hesperis
Brassicaceae (Cruciferae)

~radially symmetrical corolla of four separate petals

(perhaps a bit bilateral)

11.  Kolkwitzia
Caprifoliaceae

~connate corolla with bilateral symmetry

12. goutweed, Aegopodium
Apiaceae (Umbelliferae)

~five separate petals, radial symmetry, sepals five, almost reduced
~umbel inflorescence

13. Ammophila champlainensis
Poaceae (Gramineae)


~stolons!

~Champlain Sea remnant, endangered in Vermont

14. Robinia
Fabaceae (Leguminosae)

perianth----

~calyx of 5 sepals, bilaterally symmetrical, connate
~corolla bilaterally symmetrical, of five petals,

1 banner (separate)
2 wings (separate)
2 keels (fused)

Monday, June 23
Oakledge


15. staghorn sumac, Rhus
Anacardiaceae

~DISC!

~separate stamen-bearing and pistil-bearing plants


16. buttercup, Ranunculus
Ranunculaceae

FAMILY:
palmate leaf design
many stamens
no fusion in flower


17. columbine, Aquilegia
Ranunculaceae

FAMILY:
palmate leaf design
many stamens
no fusion in flower


18. northern bush honeysuckle, Diervilla
Caprifoliaceae

FAMILY:
corolla fused
corolla symmetry bilateral
stamens = petals


19. bluets, Houstonia
Rubiaceae

HETEROSTYLY!

FAMILY:
corolla fused
corolla symmetry radial
stamen = petals

Tuesday June 24
Colchester Bog


20.batard toadflax, Comandra
SANTALACEAE
~stamens equal and opposite the tepals
~parasitic


21. pitcher plant, Sarracenia
Sarraceniaceae


22. sheep laurel, Kalmia
Ericaceae

FAMILY
~connate corolla
~stamens teice the petals
~stamens porocidal


ERICACEAE IN THE BOG


23. whorled loosestrife, Lysimachia quadrifolia
PRIMULACEAE

~marginal vein conncts tips of secondaries
~stamens connate (the filmanets)
~stamens equal and opposite the petals
~superior ovary

Wednesday, June 25
Ethan Allen Homestead


24. henbane, Leonurus
Lamiaceae (Labiatae)

FAMILY
square stems
opposite leaves

connate bilateral corolla
stamens two or four (fewer than sepals)
style forked
ovary superior
fruit of four small nuts








25. iris, Iris
Iridaceae

MONOCOT FEATURES
parallel, close-set secondaries
two whorls of three tepals

FAMILY
stamens three
ovary inferior









26. the rose, Rosa
Rosaceae

KEY CHARACTERS FOR FAMILY
stipules (right imagE)
many stamens
hypanthium




Thursday June 26
UVM


27. Oenothera, evening primrose
Onagraceae

~parts in fours
~hypanthium
~inferior ovary




28. Potentilla, cinquefoil
Rosaceae

Monday June 30
Red Rocks Park


29. Geranium robertianum,
Herb Robert
Geraniaceae

~separate petals
~radial symmetry
~stamens twice the petals



30. Solanum dulcamara, bittersweet nightshade
Solanaceae

~alternate leaves
~radial symmetry
~petals fused
~stamens adnate to the petals


Tuesday July 1
Canoe Trip! Lewis Creek and Lake Champlain


fruits


31. Sagittaria, arrowhead
Alismataceae

~leaves with arcuate secondaries and well-developed tertiaries
~flower parts in threes (number of whorls unclear)
~stamens many

~the genus is monoecious, not the family



32. Amorpha
Fabaceae (Leguminosae)

~alternate,
~pinnately compound leaves
~stipules
~banner
(no wings or keels)
~10 stamens
~one simple pistil




Gardner's Island restricted flora
33. Zanthoxylum, prickly ash
Rutaceae


Gardner's Island restricted flora
34. Staphylea, bladdernut
Staphylaeaceae


Gardner's Island restricted flora
35. Taenidia, yellow pimpernel
Apiaceae (Umbelliferae)

threatened species, Vermont rules


36. Nymphaea, water lily
Nymphaeaceae


37. Nuphar, spatterdock
Nymphaeaceae


38. Butomus, flowering rush
Butomaceae

~two whorls of three tepals
~nine stamens


~the protandrous flowers here are in their second, pistillate phase

Wednesday July 2
back to Ethan Allen Homestead


39. Lythrum, purple loosestrife
Lythraceae

~hypanthium without stamens
~separate petals
~stamens twice the petals

~tristyly (heterostyly with three forms)



40. Acorus, sweetflag
Acoraceae
41. Sparganium, bur-reed
Sparganiaceae
42. Typha, cattail
Typhaceae
43. Carex, sedge
Cyperaceae
44. Phalaris, reed-canary grass
Poaceae(Gramineae)
45. Glyceria, manna grass
Poaceae (Gramineae)

Thursday July 3
Shelburne Bay Fishing Access


46. Asclepias, milkweed
Apocynaceae

~opposite laves
~latex
~two separate ovaries
~connate corolla
~stamens = petals
~stamens adnate to petals

THE GENUS HAS
~corona (a fancy  disk)
~pollen in pollinia connected by translators to a bead


47. Cichorium, chicory
Asteraceae (Compositae)

~connate corolla
~inferior ovary
~two-carpellate
~five connate anthers




48. Leucanthemum, ox-eye daisy
Asteraceae (Compositae)

~white ray flowers(symmetry bilateral)
~yellow disk flowers (symmetry radial)