Property:Midvein coloration or density A Text property defining a single value. Structure: midvein Character: coloration_or_density A subproperty of venation A Type of venation Types of midvein coloration or density None. Parts of midvein coloration or density None. Usage8previous 5,0002050100250500next 5,000FilterShowing 7 pages using this property.AAllium obtusum var. conspicuum +dark purple +, greenish purple +Allium praecox +purple +Allium punctum +purple +Allium rotundum +purple +CCarex plantaginea +purple +DDiplacus thompsonii +red-purple +NNolina greenei +purple +