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# Category Archives: ecology

## Shadblow Leaf Ecology

Here are some shadblow (Amelanchier canadensis) or serviceberry leaves that I collected from my yard this past Fall. Their tattered appearance speaks of the heavy use that the local ecology has made of them. Not only did they provide sugars … Continue reading

## Fruit in its Season

After a brief walk around the back-yard woodlot yesterday, here’s what ended up in my pocket.

## Plants without photosynthesis

Here’s something truly amazing that sprouted recently in my backyard. They are plants called Indian pipe, or ghost plant, or corpse plant. The Latin name is Monotropa uniflora. It has no green to it because it has no chlorophyll! No … Continue reading

## Silver Maple Leaf Ecology

More wintry weather for us tonight and tomorrow. While we wait for new spring leaves, here are some more leaves from my yard last fall. 1. Tar spot looks like tar on the leaf, but is caused by a fungus, … Continue reading

## Sweetgum Leaf Ecology

These are sweetgum (Liquidambar styraciflua) leaves. They are quite common here in the Eastern US and give us some very nice Fall color. 1. These tufts of hairs are called domatia, which means little houses. As far as biologists can … Continue reading

Image
November 17, 2013
Tagged autumn, biology, botany, domatia, ecology, fall, fall color, kids, leaf, leaves, mathamatics, mites, natural history, nature, science, sweet gum, sweetgum
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## Chestnut Oak Leaf Ecology

I believe, but I’m not totally sure that I have Chestnut Oak (Quercus prinus) and Swamp Chestnut Oak (Quercus michauxii) growing in my backyard. The two leaves on the left I think are Swamp Chestnut Oak. The leaf on the … Continue reading

Grasshopper Gears Mechanical gears in nature. Pretty cool! ..and Leonhard Euler gets a shout-out.

Link
November 1, 2013
Tagged engineering, Euler, gears, mathematics, nature, science
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