| Title | Phycotheca Boreali-Americana, a collection of dried specimens of the algae of North America |
| Authors | F. S. Collins, I. Holden & W. A. Setchell |
| ReferenceWorkType | Exsiccata |
| Remarks | Taxon group: Algae; Specimen count: 2425; Location: B-2; Cabinet: "1,2"; Remarks: Fascicles 1-46 and A-E. 2300 � 125 nos. [North American Algae in gen herb.] |
The Harvard University Herbaria hold 5 type specimens of taxa described in this publication
Acrochaetium virgatulum f. tenuissima (Collins) Collins [Type] 1900, 741Callithamnion rupicola f. pygmaea Collins [Type] 1911, 1797
Ceramium strictum f. proliferum Collins [Type] 1901 [Jul 1901], Fasc. 17: 847
Cystoclonium purpurascens f. stellatum Collins [Isotype] 1903, 1140
Cystoclonium purpurascens f. stellatum Collins [Isotype] 1903, 1140