Images

Leaves and purple flowers of a railroad vine (beach morning-glory) as it colonizes the sands of a coastal dune on a Gulf coast barrier island

The leaves and flowers of the popular tropical tree, Plumeria. This specimen in Florida has been employed as a landscape ornamental. (Scanned From Negative)

One of the largest living gumbo limbo trees (Bursera simaruba).

Decorative stand of the Pampas grass Cortaderia. (Scanned From Negative)

Leaves and purple flowers of a railroad vine (beach morning-glory) as it colonizes the sands of a coastal dune on a Gulf coast barrier island.

Leaves and purple flowers of a railroad vine (beach morning-glory) as it colonizes the sands of a coastal dune on a Gulf coast barrier island. (Scanned From Negative)

Leaves and purple flowers of a railroad vine (beach morning-glory) as it colonizes the sands of a coastal dune on a Gulf coast barrier island. (Scanned From Negative)

Leaves and purple flowers of a railroad vine (beach morning-glory) as it colonizes the sands of a coastal dune on a Gulf coast barrier island.

Subalpine meadow near Deer Park campground on the Olympic Peninsula in Washington.

Cory Emerson taking dissolved oxygen, temperature, and salinity readings from a potential relocation site for tidewater gobies in the Point Reyes National Seashore, CA.

The flower, leaves, and seed pods of a tiny but aggressive vine (Centrosema virginianum) growing beside a path in a central Florida woodland. (Scanned From Negative)

The flower, leaves, and seed pods of a tiny but aggressive vine (Centrosema virginianum) growing beside a path in a central Florida woodland. (Scanned From Negative)

Erythrina shows a cluster of its black seed pods with bright scarlet mature seeds lined up within. (Scanned From Negative)

Erythrina shows a cluster of its black seed pods with bright scarlet mature seeds lined up within. (Scanned From Negative)

Erythrina shows a cluster of its black seed pods with bright scarlet mature seeds lined up within. (Scanned From Negative)

Erythrina shows a cluster of its black seed pods with bright scarlet mature seeds lined up within. (Scanned From Negative)

Erythrina shows a cluster of its black seed pods with bright scarlet mature seeds lined up within. (Scanned From Negative)

The distinctive leaves of a Cardinal bean plant (Erythrina sp.) which aid in identifying the plant when the flowers or bean pods are not present.

The distinctive leaves of a Cardinal bean plant (Erythrina sp.) which aid in identifying the plant when the flowers or bean pods are not present.

Hydrologic measurements in rice fields consisted of continuous measurements using pressure transducers calibrated with manual readings of staff gauges.

Digital still photograph offshore of Half Moon Bay, California, showing a kelp greenling, encrusting sponges, red algae, cup coral, in mixed gravel, cobbles, and rugose rock outcrop with scattered shells at a depth of 9 meters.