• Asa Gray for one
• Burbank or Carver
• Burbank, for one
• Hooker's profession
• Linnaeus, notably
• One whose field is flowers
• One with a flower fetish
• Person who can tell alders from elders
• Plant expert
• Plant inspection expert
• Plant manager?
• Plant person
• Plant scholar
• Plant scientist
• Plant specialist
• Plant studier
• Plant supervisor?
• A biologist specializing in the study of plants
ботаник