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Author: Dan Nelson

Misumena vatia (Goldenrod Crab Spider)

September 19, 2020 Dan Nelson 5 Comments

While it’s always a happy occurrence for me to find Misumena vatia on a flower, it is much less so…

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Posted in: Animals, Arachnida, Araneae (Spiders), Arthropoda, Misumena, Species Profiles, Thomisidae (Crab Spiders) Filed under: Goldenrod Crab Spider, Misumena vatia

Tanacetum vulgare (Common Tansy)

September 18, 2020 Dan Nelson Leave a comment

This is yet another species which was imported from Europe for cultivation, but escaped to become an invasive and noxious…

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Posted in: Angiosperms (Flowering Plants), Asteraceae (Sunflowers), Asterales, Eudicots, Plants, Species Profiles, Tanacetum Filed under: Common Tansy, Tanacetum vulgare

Phanogomphus kurilis (Pacific Clubtail)

Dan Nelson Leave a comment

This is another genus of Gomphidae (clubtails) that used to be a subgenus of Gomphus until the revisions in 2017.…

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Posted in: Animals, Anisoptera (Dragonflies), Arthropoda, Gomphidae, Insecta, Odonata (Dragonflies and Damselflies), Phanogomphus, Species Profiles Filed under: Pacific Clubtail, Phanogomphus kurilis

Gomphurus lynnae (Columbia Clubtail)

September 17, 2020 Dan Nelson Leave a comment

This species was discovered by Mary Lynne Paulson at Horn Rapids on the Yakima River in 1971, and described by…

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Posted in: Animals, Anisoptera (Dragonflies), Arthropoda, Gomphidae, Gomphurus, Insecta, Odonata (Dragonflies and Damselflies), Plants, Species Profiles Filed under: Columbia Clubtail, Gomphurus lynnae

Stylurus olivaceus (Olive Clubtail)

September 15, 2020 Dan Nelson 1 Comment

These dragonflies are members of the family Gomphidae (clubtails), so called because the end of the abdomen widens into a…

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Posted in: Animals, Anisoptera (Dragonflies), Arthropoda, Gomphidae, Insecta, Odonata (Dragonflies and Damselflies), Plants, Species Profiles, Stylurus Filed under: Olive Clubtail, Stylurus olivaceus

Amorpha fruticosa (False indigo)

September 14, 2020 Dan Nelson Leave a comment

This is a large, bushy shrub which grows in muddy and sandy flats along the Snake and Columbia Rivers, often…

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Posted in: Amorpha, Angiosperms (Flowering Plants), Eudicots, Fabaceae (Legumes), Fabales, Plants, Species Profiles Filed under: Amorpha fruticosa, False Indigo

Myosotis scorpioides (True Forget-me-not)

Dan Nelson Leave a comment

Though this is a European species which has escaped cultivation and has become widely naturalized and even invasive in our…

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Posted in: Angiosperms (Flowering Plants), Boraginaceae, Boraginales, Eudicots, Myosotis, Plants, Species Profiles Filed under: Marsh Forget-me-not, Myosotis scorpioides, True Forget-me-not, Water Forget-me-not

Persicaria maculosa (Lady’s Thumb)

September 13, 2020 Dan Nelson Leave a comment

This introduced member of the family Polygonaceae (buckwheats) is a denizen of wetlands and vernally wet areas, and can be…

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Posted in: Angiosperms (Flowering Plants), Caryophyllales, Eudicots, Persicaria, Plants, Polygonaceae, Species Profiles Filed under: Persicaria maculosa

Lythrum salicaria (Purple Loosestrife)

Dan Nelson Leave a comment

This is a wildly invasive European native which had become established in North America by the 1830s, both as a…

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Posted in: Angiosperms (Flowering Plants), Eudicots, Lythraceae, Lythrum, Myrtales, Plants, Species Profiles Filed under: Lythrum salicaria, Purple Loosestrife

Mazus pumilus (Japanese Mazus)

September 12, 2020 Dan Nelson 1 Comment

Japanese Mazus is a pretty little plant which seldom gets more than 8” tall. One look at the flowers and…

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Posted in: Angiosperms (Flowering Plants), Eudicots, Lamiales, Mazaceae, Mazus, Plants, Species Profiles Filed under: Japanese Mazus, Mazus pumilus

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Recent Comments

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