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Category: Plants

Tapinoma sessile (Odorous House Ant)

October 4, 2020 Dan Nelson 3 Comments

The Odorous House Ant is yet another insect which invades our homes in autumn. Their common name comes from an…

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Posted in: Animals, Arthropoda, Formicidae (Ants), Hymenoptera (Wasps, Ants, Bees), Insecta, Plants, Species Profiles, Tapinoma Filed under: Odorous House Ant, Tapinoma sessile

Helophilus fasciatus (Narrow-headed Marsh Fly)

October 2, 2020 Dan Nelson 2 Comments

There is something particularly fascinating to me about the members of the family Syrphidae (flower flies or hover flies). Part…

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Posted in: Animals, Arthropoda, Diptera (Flies), Helophilus, Insecta, Plants, Species Profiles, Syrphidae (Flower Flies, Hover Flies) Filed under: Helophilus fasciatus, Narrow-headed Marsh Fly

Boisea rubrolineata (Western Boxelder Bug)

September 29, 2020 Dan Nelson 4 Comments

Another common true bug (Hemiptera) that is very common in the fall on, around, and in our homes, is the…

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Posted in: Animals, Arthropoda, Boisea, Hemiptera, Heteroptera (True Bugs), Insecta, Plants, Rhopalidae, Species Profiles Filed under: Boisea rubrolineata, Western Boxelder Bug

Hydrocotyle ranunculoides (Floating Marsh Pennywort)

September 28, 2020 Dan Nelson 2 Comments

Floating Marsh Pennywort is a native, wetlands obligate plant, in the family Araliaceae. It forms dense mats on the waters…

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Posted in: Angiosperms (Flowering Plants), Apiales, Araliaceae, Eudicots, Hydrocotyle, Plants, Species Profiles Filed under: Floating Marsh Pennywort, Hydrocotyle ranunculoides

Aeshna umbrosa (Shadow Darner)

Dan Nelson 6 Comments

Shadow Darners are fairly large (TL 64-73mm) dragonflies which can be found region wide in a variety of habitats. As…

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Posted in: Aeshna, Aeshnidae, Animals, Anisoptera (Dragonflies), Arthropoda, Insecta, Odonata (Dragonflies and Damselflies), Plants, Species Profiles Filed under: Aeshna umbrosa, Shadow Darner

Enallagma carunculatum (Tule Bluet)

September 25, 2020 Dan Nelson 2 Comments

This small (TL 25-35mm) member of the family Coenagrionidae (pond damsels) is a creature of slow or still water areas,…

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Posted in: Animals, Arthropoda, Coenagrionidae, Enallagma, Insecta, Odonata (Dragonflies and Damselflies), Plants, Species Profiles, Zygoptera (Damselflies) Filed under: Enallagma carunculatum, Tule Bluet

Psyllobora vigintimaculata (Twenty-spotted Lady Beetle)

Dan Nelson 3 Comments

This is a tiny (2-3mm) lady beetle (Coccinellidae) in the genus Psyllobora (Fungus-eating Lady Beetles). It is found region wide…

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Posted in: Animals, Arthropoda, Coccinellidae (Lady Beetles), Coleoptera (Beetles), Insecta, Plants, Psyllobora, Species Profiles Filed under: 20-spotted Lady Beetle, Psyllobora vigintimaculata

Archilestes californica (California Spreadwing)

September 24, 2020 Dan Nelson Leave a comment

This is the largest (total length 45-50mm) spreadwing damselfly in our region, and is identifiable on that basis alone. It…

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Posted in: Animals, Archilestes, Arthropoda, Insecta, Lestidae (Spreadwings), Odonata (Dragonflies and Damselflies), Plants, Species Profiles, Zygoptera (Damselflies) Filed under: Archilestes californica, California Spreadwing

Bidens cernua (Nodding Beggarticks)

September 21, 2020 Dan Nelson 5 Comments

This is a common wetlands plant, which blooms from late summer into fall. It is erect, up to 40” tall,…

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Posted in: Angiosperms (Flowering Plants), Asteraceae (Sunflowers), Asterales, Eudicots, Plants, Species Profiles Filed under: Bidens cernua, Nodding Beggarticks

Rumex obtusifolius (Broad-leaved Dock)

Dan Nelson 2 Comments

Broad-leaved Dock is a perennial plant native to Europe, but has become naturalized world wide. It is an invasive species…

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Posted in: Angiosperms (Flowering Plants), Caryophyllales, Eudicots, Plants, Polygonaceae, Rumex, Species Profiles Filed under: Bitter Dock, Broad-leaved Dock, Rumex obtusifolius

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