petaloid

adj

1. Resembling the petal of a flower.

   “From whence he concludes, that no apetalous can be a perfect Flower, since the only Fence of a Flower consists in its being petaloid.”

   “A peach tree, flowering in July for the second time in Kew Gardens, had double flowers, all of which were proliferated, and many of the outermost carpels were petaloid in part.”

   “On a single bush of Warai-gishi one usually can find some few normal single flowers, flowers with flaglike appendages to the otherwise normal anthers, petaloid filaments with traces of anther left, and completely transformed stamens.”

noun

1. A petaloid structure in a flower.

   “Comparative transcriptomic studies among petal, stamen petaloid and stamen through RNA-seq were conducted, which identified several candidate genes involved in stamen petaloid, especially some MADS-box genes.”

   “One or more rows of large outer petals lying flat or undulating, with a mass of intermingled petaloids and stamens in the center.”