IPC Main Group
A01H 9/00 Pteridophytes, e.g. ferns, club-mosses, horse-tails
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- Subclass:
- NEW PLANTS OR PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES