Hypnum haldanianum
- kingdom: Plantae
- phylum: Bryophyta
- class: Bryopsida
- order: Hypnales
- family: Hypnaceae
- genus: Hypnum
- species: Hypnum haldanianum
Saint-Raymond
Westmount
Quebec
CanadaCayuga Heights
East Ithaca
Ithaca
Northeast Ithaca
New York
United States