Showing 101 - 125 of 155 results for dateable
Plant Macrofossil (Stellaria graminea)
oval-orbicular, ~1 mm long; covered in dendritic (branched projections) tubrercles (warty bumps)

Plant Macrofossil (Silene acualis)
rounded, kidney shaped discs, 0.5-1.5 mm long; ridged margins; lanceolate tubercles (warty bumps) in concentric rows

Plant Macrofossil (Equisetum fluviatile)
~9-25 shallow ridges; central cavity large ~4/5 of total stem diameter; other smaller cavities present in stem

Plant Macrofossil (Chamaedaphne calyculata)
abaxial (bottom) side shown; oval, 1-5 cm long and 3-15 mm wide; tips may be rounded or pointed; leathery; short petioles...

Plant Macrofossil (Chamaedaphne calyculata)
adaxial (top) side shown; oval, 1-5 cm long and 3-15 mm wide; tips may be rounded or pointed; leathery; short petioles; m...

Plant Macrofossil (Equisetum variegatum)
up to 1 cm long; sharply tipped

Plant Macrofossil (Kalmia angustifolia)
abaxial (bottom) side shown; elliptic-oblong, 2-5 cm long, 0.5-2 cm wide; bottom of leaf paler than top; tips may be roun...

Plant Macrofossil (Andromeda glaucophlla)
obovate-kidney shaped, 0.7-1.2 mm long

Plant Macrofossil (Kalmia angustifolia)
adaxial (top) side shown; elliptic-oblong, 2-5 cm long, 0.5-2 cm wide; bottom of leaf paler than top; tips may be rounded...

Plant Macrofossil (Chamaedaphne calyculata)
wedge shaped, < 1 mm; striate surface

Plant Macrofossil (Chamaedaphne calyculata)
rounded, 5 sectioned capsule, up to 6 mm wide; indented top; style persistent from top of capsule

Plant Macrofossil (Kalmia angustifolia)
rounded, 5 sectioned capsule, 2.5-4.5 mm in diameter

Plant Macrofossil (Kalmia angustifolia)
rounded, 5 sectioned capsule, 2.5-4.5 mm in diameter

Plant Macrofossil (Vaccinium oxycoccos)
adaxial (top) side shown; ovate to narrowly triangular, 2-10 mm long, 1-3 mm wide; bottom of leaf much paler than top; ti...

Plant Macrofossil (Lotus corniculatus)
ovate, 1-1.5 mm long; variable color; prominent hilum (attachment scar)

Plant Macrofossil (Strophostyles helvola)
oblong-compressed; 3-8 mm long; dry, grayish outer coating and black underneath; white, oblong hilum bordered by black

Plant Macrofossil (Luzula acuminata)
subglobose, 1-1.2 mm; clear-yellow elaiosome (lipid rich deposit used to attract insect dispersal) attached to seed

Plant Macrofossil (Lycopus americanus)
abaxial (bottom) side of leaf shown; lanceolate, 3-8 cm long, 1-4 cm wide; margins coarsely, irregularly toothed

Plant Macrofossil (Picea glauca)
linear, 1.5-2 cm long; 4 angled in cross-section; stiff, sharp tipped

Plant Macrofossil (Leersia oryzoides)
flattened oval, 4-5 mm long, 1-2 mm wide; lemma with conspicous bristles

Plant Macrofossil (Rumex occidentalis)
triangular, sides slightly convex, 1-2 mm; smooth, shiny; embryo attached to one side (rather than to a corner as in Poly...

Plant Macrofossil (Equisetum variegatum)
1-2.5 cm wide; 5-12 shallow, rough ridges; hollow central cavity 1/3-1/4 of total stem diameter; other smaller cavities ...

Plant Macrofossil (Andromeda glaucophlla)
linear to narrowly oval, 2-5 cm long, 3-10 mm wide; sharp pointed with a small spine; leathery; margins may be rolled und...

Plant Macrofossil (Anemone canadensis)
flat, obovate, 3-5 mm; long beak 2-4 mm long; winged; wooly hairs

Plant Macrofossil (Medicago sativa)
compressed kidney shaped, 2-3 mm long; narrow line runs obliquely on each face from hilum (seed attachment scar)

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116 Church Street NE, Minneapolis, MN 55455

P: 612-626-7889

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