plantsafflower
bot. namecarthamus
tinctorius
tinctorius
partflowers
extractionheat
water
alum
natriumcarbonat
water
alum
natriumcarbonat
col. groupbenzoquinones
colorantcarthamine
sourcech–8045
print
sample
sample
plant month
plant month
4
5
crop month
crop month
7
8