Amorphophallus atroviridis
The following info has been extracted from Aroideana, Volume 19, a publication of the International Aroid Society. You'll note that this is just a small portion of the extensive descriptive information available in the Aroideana 19:
Tuber | 15 cm long, 5 cm wide |
Leaf petiole | 10-50 cm long, dark reddish brown with some rounded, dirty white, brown-centered spots and numerous, tiny, dirty white dots |
Leaf lamina | 18-60 cm in diameter, densely velvety hairy, |
Spathe | 10-13 cm long, 8-9 cm in diameter |
Spadix | 25-31 cm long, entire margin pinkish violet; about twice as long as spathe |
Dormancy | keep totally dry |
(extracted with permission from Aroideana volume 19)