April 4th, 2013
Abies nordmanniana

Abies nordmanniana

March 1st, 2013
Chestnut (Aesculus hippocastanum) sprout

Chestnut (Aesculus hippocastanum) sprout

February 4th, 2013
Abies sp.

Abies sp.

February 2nd, 2013
Vascular bundles of a Yucca leaf.

Vascular bundles of a Yucca leaf.

December 20th, 2012
Pine microsporophyll from a pollen cone (microstrobilis).

Pine microsporophyll from a pollen cone (microstrobilis).

November 11th, 2012
Longitudinal section through the tip of a pine stem bud.

Longitudinal section through the tip of a pine stem bud.

October 14th, 2012
Young Liriodendron stem.

Young Liriodendron stem.

September 5th, 2012
3-year-old oak stem

3-year-old oak stem

July 8th, 2012
Pinus monophylla leaf.

Pinus monophylla leaf.

July 2nd, 2012
Microspore tetrads in Lilium anther.

Microspore tetrads in Lilium anther.