This item is in the "Blaschka archive".
Drawing includes eleven views of interior of plant including three cross sections; details are highlighted in green, orange, and yellow.
This orchid, commonly known as the Large yellow lady's slipper, Yellow moccasin-flower, Nerveroot, Noah's ark, American valerian, and Whippoorwill's-shoe, is native to northern North America.
This drawing is part of a series of botanical drawings created by the Blaschkas to reference in constructing glass models for the Botanical Museum of Harvard University.
Digitized by Harvard Museum of Natural History 2006.
Some notations penciled in.