"Furfuraceous" Quotes from Famous Books
 ... the triangular portion would be about double its length. The lower rim of the cup-like depression which terminates the tubercle and contains the pulvillus is sometimes slightly prolonged into a tooth, which in prismaticum becomes the sharp tip of the tubercle. The "minutely furfuraceous-punctulate" character of the tubercle is common to all the species of Anhalonium I have seen, and simply represents the external openings of the remarkably long ...
— The North American Species of Cactus, Anhalonium, and Lophophora • John M. Coulter |
