Month: March 2020

Of one type only, not of several types. Unchangeable in form; keeping the same form throughout every stage of development.  

Formed of a single member or unit.  

(Of spore wall) with a single linear aperture.  

A treatment that is definitive, comprehensive and, ideally, exhaustive for (usually) a genus; in contrast to a floristic work (e.g. for a genus) that is restricted to a geographical area and does not usually involve all the species of a genus (unless of course that genus is restricted in area); a revision is somewhere between…

With a single genus in the family.  

With all flowers bisexual, or with male and female flowers on the same plant. Having stamens and pistils in separate flowers on the same plant. Female and male flowers on the same plant. Bearing male and female flowers on the same plant. A species in which any plant bears both ataminate and pistillate flowers. Having…

With one stamen much larger than the others.  

In one whorl.  

(Of pollen grains) with a single groove.  

Of fruits that are normally severallobed, with but a single lobe or unlobed, usually by abortion of all but one carpel.