Figure 5.
(A) Partially excavated root of Ferula drudeana. (B) Soil cover removed root reveals the dark-brown/black color of bark. (C) Fully excavated root length exceeds 60 cm.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.