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Plants on Ober's Islands

Wildflowers first inventoried by Dr. Bill Stapp, 1985

Wildflowers updated by Beverly Voldseth, 2005

Mushrooms first inventoried by Larry Millman, 2002;



  • Alumroot: Broadly pear-shaped leaves at base. Flowers in long, narrow clusters on high leafless stalks. Pale purplish.
  • Bicknell’s Cranesbill: (geranium) Pink to light lavender flowers. Seeds look like crane’s bill.
  • Blueberry: Flowers urn-shaped whitish to pink.
  • British Soldiers: Lichens (Cladonia cristatella) Red tops are reproductive structures.
  • Bunchberry: Low plant with white flower in center of 4 to 6 elliptical leaves. Flowers became a bunch of bright red berries.
  • Buttercup.
  • Columbine: Flower has 5 scarlet sepals ending in long spurs, and between them 5 spreading yellow petals.
  • Dianthus: Maiden Pink.
  • Forget-me-not: Small bright blue flowers with yellow centers.
  • Ground Ivy: (Creeping Charlie) Blue blossoms.
  • Harebell: Bell-shaped blue flowers. (Bluebell and Bluebells of Scotland)
  • Highbush Cranberry: White flowers form a ring around smaller, fruit-producing flowers in the center of the inflorescence. Fruit is sour to taste but delicious to jelly or syrup.
  • Houstonia: Four white or pale purple petals in small spreading clusters.
  • Lily-of-the-Valley (False or Wild) White flowers.
  • Pale Corydalis: Pink flowers with yellow tips. Leaves lobed, pale-green on branched stems.
  • Pussy Toes: Wooly gray-white flowers had gone to seed. Leave on ground, pale gray-green.
  • Red Baneberry: One fluffy cluster of small white flowers grows in center of compound leaves with sharply toothed leaflets on each plant. Flowers become red berries.
  • Red-osier Dogwood: Reddish stems, clusters of white, 4-petaled flowers are flat topped. White berries.
  • Spiderwort: Pink flower. “Wort” means common; jointed stems look like giant spider legs.
  • Spreading Dogbane: (Path side of burn barrel.? Might not have been in bloom.) Bell-like pink striped blossoms. Stems reddish-brown and contain a milky sap.
  • Stemless Lady’s-slipper: (Moccasin flower or one book calls it Pink Lady’s-slipper) Minnesota’s state flower is the Showy or Pink-and-white Lady’s slipper which has leafy stems.
  • Tall Cinquefoil: pale yellow flowers to almost white.
  • Vetch: Two kinds, white one near path in front of Cedar House; purple down below Ober's House.
  • White Baneberry: (Doll’s Eyes) Slightly elongated white flower cluster and stems are darker to reddish-brown. White berries get black dot, hence Doll’s Eyes, Berry can make you sick. Bane means “to cause death.”
  • White Campion: White flowers. Female flowers have a bladderlike calyx and males a tubular calyx on different plants.
  • Wild Rose: Or is it the Prickly Wild Rose more common to northern part of state?
  • Wild Sarsaparilla: 3 or 4 round clusters of greeenish-white flowers (growing on separate stalk under theleaves) develop into purplish-black berries. A substitute for the extract of commerce used to initially make root beer that comes from a tropical species of Greenbrier (Similax).
  • Yarrow: White flat-topped cluster of flowers. Leaves fern-like.


  • Amanita flavoconia (Yellow Patches)
  • Cantharellula umbonata (Grayling)
  • Clavariadelphus ligula (Strap-Shaped Coral)
  • Clitocybe gibba (Funnel Clitocybe)
  • Dacrymyces palmatus (Orange Jelly)
  • Daedaleopsis confragosa (Thin Maze Flat Polypore)
  • Fomes fomentarius (Tinder Polypore)
  • Gymnopilus penetrans (Little Gym)
  • Leccinum holopus
  • Leccinum insigne (Aspen Scaber Stalk)
  • Lenzites betulina (Gilled Polypore)
  • Lycoperdon perlatum (Gem-Studded Puffball)
  • Lycoperdon pyriforme (Pear Shaped Puffball)
  • Maramius oreades (Fairy Ring Mushroom)
  • Marasmius scorodonius (Garlic Marasmius)
  • Phellinus igniarius (False Tinder Polypore)
  • Piptoporus betulinus (Birch Polypore)
  • Polyporus mori (Hexagonal Pored Polypore)
  • Russula claroflava (Yellow Swamp Russula)
  • Schizophyllum commune (Split Gill)
  • Stereum complicatum (Crowded Parchment)
  • Stereum hirsutum (Hairy Parchment)
  • Stereum ostrea (False Turkey Tail)
  • Trametes versicolor (Turkey Tail)
  • Tremella mesenterica (Witches Butter)
  • Trichaptum abietinus
  • Trichaptum biforme (Purple Fringed Polypore)
  • Tyromcyces chioneus (Cheese Polypore)
  • Xeromphalina campanella (Fuzzy Foot)

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