Winter Trees Reflected in a Pond

Veronica in Bloom

[Photomicrograph of a Section of a Plant]

Loch Katrine Pier, Scene of "the Lady of the Lake"

Leaf Study

St. George's Chapel, Windsor

Two Plant Specimens

Alcazar de Seville

The Tomb of Sir Walter Scott, in Dryburgh Abbey

[The Boulevards of Paris]

Copy of the Title Page for "Inclytae Regiae Societati Londinensi"

The Pencil of Nature, by H. Fox Talbot.

Patroclus

Vaucheria dichotoma

Callithamnion roseum

Zygnema curvatum

Camera Obscura

Schizonema parasiticum

Sisymbrium Cumingianum

Jania rubens

Porphyra vulgaris

Codium bursa

[Photogenic Drawing of a Plant]

Porphyra laciniata, var: umbilicus on "Chondrus crispus"