A pale rose corona (= petal-like structures forming a "crown" between the corolla and stamens) is present and fused to both the stamens and pistil.
(petal-like structures; forming; a "crown" between the corolla and stamens) (A pale rose corona (= petal-like structures forming a "crown" between the corolla and stamens; is; present and fused to both the stamens and pistil)
petal-like structures A pale rose corona (= petal-like structures forming a "crown" between the corolla and stamens
forming is
a "crown" between the corolla and stamens
present and fused to both the stamens and pistil