Home / Plants / Plant groups / Periwinkles
Periwinkles
Every rated Vinca record is fire-resistant — 2 of 3 records, including the genus rated as a group; none is condemned. These counts describe the cited records — 3 records carrying 32 evidence rows from 17 cited sources; they do not make one verdict for the genus.
Rated as a group: Vinca, Periwinkle Vinca sp. Awaiting evidence Limited evidence 2 sources rate the genus as a
whole. Species evidence never rolls upward into a genus verdict, and genus claims never
override a species record.
› Fire-resistant
2 species
About periwinkles
Corpus context. Vinca is the directory's #366 largest of 550 genus groups: 3 records carrying 32 evidence rows from 17 cited sources, recorded as groundcover , hardy across USDA zones 5–5. Those are corpus facts, not a whole-genus flammability claim.
More about Vinca: Wikipedia — external references; not evidence sources.