Creates an instance of Capitate trichome.
Are capitate trichomes 'present', 'absent', or 'present or absent'?
If are absent, the length should be null.
absent
length
null
Density of capitate trichomes.
Are capitate-filiform trichomes present?
Capitate trichomes length in milimeters (mm).
It should be null when present is false.
present
false
Are capitate-setiform trichomes present?
Source.
Creates an instance of Capitate trichome.