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A description of seaweeds.

Of or pertaining to physiography.

sphere and ocean, the secular variations in heat, moisture, magnetism, etc.; physical geography.

Of or pertaining to phytogeography.

The geographical distribution of plants.

Of or pertaining to phytography.

The science of describing plants in a systematic manner; also, a description of plants.

A form of melodiograph applied to a piano.

A picture or hieroglyph representing and expressing an idea. -- Pic`to*graph"ic, a.

The art of forming figures in any plastic material.

arm or leg, and hence the variations in the amount of blood in the limb. -- Pleth`ys*mo*graph"ic, a.

The study, by means of the plethysmograph, of the variations in size of a limb, and hence of its blood supply.

ent in each half of a hemal arch, forming, or corresponding to, a vertebral rib. -- Pleu*rap`o*phys"i*al, a. Owen.

A self-registering rain gauge.

eating of the automatic registration of the precipitation of rain, snow, etc.; also, the graphic presentation of precipitation data.

rding the movements of the thorax or chest wall during respiration; -- also called stethograph.

Same as Pneumatograph.

A description of the lungs. Dunglison.

The treatment of disease by inhalations of compressed or rarefied air.

f one's own handwriting, or of manuscripts, by printing from stone, -- a species of lithography.