Sentence:  As for the many species and varieties of angiosperms, horticultural or natural, with their <WSD>pleiomeric</WSD> and meiomeric floral members, petaloid stamens, staminoid petals, carpelloid stamens, etc., it would be difficult to assert absolutely whether we were concerned with disorganizations or neo-organizations. 
Meaning of the word marked with <WSD> tags:  (botany) Having more than the usual number or variety of structures.