Pinaceae

Pine-pine gall rust on shore pine

Endocronartium harknessii

Published by Daniel Mosquin on April 15, 2020

Pine-pine gall rust or western gall rust is found throughout North America on two- and three-needle species of pine (Pinus spp.).

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The draping foliage of Picea breweriana

Picea breweriana

Published by Daniel Mosquin on July 29, 2019

Brewer spruce or weeping spruce is native to the montane and subalpine forests of the Klamath Mountains of southwest Oregon and northwest California.

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Newly-emerged needles of Larix laricina

Larix laricina

Published by Daniel Mosquin on April 18, 2019

Flowers get most of the attention at this time of the year in northern temperate areas, but emerging foliage deserves some as well. The tactile experience of brushing one’s fingers along the needles of a branch of Larix laricina is another delight of spring.

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Late autumn cones of Larix decidua

Larix decidua

Published by Daniel Mosquin on July 4, 2018

One of the deciduous genera of conifers, the ten or eleven species of Larix are native to the temperate-cold zones of the northern hemisphere. Larix decidua, in its autumn foliage in these photographs, is native to higher elevations of southern Europe in a range spanning from France to Ukraine.

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Big Lonely Doug, near Port Renrew, British Columbia, Canada

Pseudotsuga menziesii var. menziesii

Published by Daniel Mosquin on April 20, 2018

The recent entry on Rocky Mountain Douglas-fir reminded me that we had yet to feature its iconic relative, coast Douglas-fir. What better tree to represent the taxon than Canada’s second-largest coast Douglas-fir, Big Lonely Doug?

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Immature female cone of Keteleeria evelyniana

Keteleeria evelyniana

Published by Daniel Mosquin on April 13, 2018

Your reaction to the first photograph may be that this is a strange rose blossom. But, this is not a rose flower–nor is it any flower, for that matter. It’s actually an immature seed cone of a conifer species from southeastern Asia: Keteleeria evelyniana. And no, it doesn’t make a habit of tricking people, this […]

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Mature cone of Pseudotsuga menziesii var. glauca

Pseudotsuga menziesii var. glauca

Published by Daniel Mosquin on February 27, 2018

One of the characters that most helps in identifying a Douglas-fir is the set of long, three-pointed bracts on the cones. While the distinct flexing in the bracts could have been enough for me to identify this particularly as Rocky Mountain Douglas-fir, the fact that it was located at the foot of the Rocky Mountains […]

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