Achillea L.

Descriptors
Category: CHEMICAL

1. 006 Essential oil - content (006 ESSENTIAL OIL - CONTENT )
2. 007 Chamazulene - content (according to essential oil colour) (007 CHAMAZULENE - CONTENT (AC)
3. 008 Inflorescence-essential oil content (008 INFLORESCENCE-ESSENTIAL OI) evaluated by distillation according to the Czech Pharmacopoeia

Category: MORPHOLOGY

1. 001 Plant - stem length (001 PLANT - STEM LENGTH )
2. 002 Leaf - length (002 LEAF - LENGTH )
3. 003 Leaf - width (003 LEAF - WIDTH )
4. 004 Inflorescence - diameter (004 INFLORESCENCE - DIAMETER )
5. 005 Inflorescence - colour (005 INFLORESCENCE - COLOUR ) ligulate flowers (using RHS Mini Colour Chart)