Microscopy and Annotation Dataset of Pyropia haitanensis Strains Sansha-5 and WO115-2

The experimental dataset comprises a total of 32 high-resolution microscopic images, containing a cumulative total of 3359 completely annotated cell instances. Specifically, the Sansha-5 strain subset includes 16 images (0 h and 24 h images across 8 distinct microscopic fields of view), encompassing 1613 cell instances in total; the WO115-2 strain subset includes 16 images (0 h and 24 h images across 8 distinct microscopic fields of view), encompassing 1746 cell instances in total.