In August of this year the Corpse flower, Amorphophallus titanum, bloomed at the Denver Botanic Gardens. This is a sequence of photos of the process I used in creating this drawing using graphite and carbon dust.
The initial contour drawing on Strathmore 500 series semi-smooth bristle
I began by brushing on carbon dust to establish some soft light to middle values. Then I started to draw in the details of the folds of the blossom with an F graphite pencil.
I continued adding carbon dust for the soft shading followed by graphite for the details of the folds.
The upper-most part of the blossom is mostly carbon dust.
The finished piece with labeling,