Note 101 — CONDITIONS NECESSARY TO THEIR GROWTH.

All blocks of this nut-wood do not bear. Professor Sanguinetti informs me that the peasants in the Abruzzi, who bring in these logs, know perfectly which will succeed and which will not; “a knowledge,” he adds, “to which closest attention during all the years that I have been employed by the Papal Government as superintendent of the fungus market, has not yet enabled me to attain.”