Current News

Seminar Schedule


Employment Opportunities

Alumni Association


Undergraduate Programs

Graduate Programs





Facilities & Affiliated Units

Swenson College of Science and Engineering


Contact Biology

Biology Home



The Olga Lakela Herbarium




Type Specimens


A listing of the nomenclatural type specimens held by the Lakela Herbarium is provided.

Acer negundo L. f. sanguineum L. Martin - isotype & paratype
Achillea millefolium L. subsp. pallidotegula B. Boivin - paratype
Adicea opaca Lunell - isotype
Aragallus aven-nelsoni Lunell - topotype
Aster jacobaeus Lunell - topotype

Botrychium rugulosum Wagner - 2 isotypes
Campanula rotundifolia L. var. intercedens (Witasek) Farw. f. cleistoncodona Lakela - 2 isotypes & 1 topotype
Chamaesyce aequata Lunell - topotype

Clematis verticillaris DC. var. grandiflora B. Boivin - isotype
Cornus canadensis L. f. florentula Lakela - isotype & topotype
Corydalus sempervirens (L.) Pers. f. candida Lakela - holotype
Dicerandra immaculata f. immaculatea Lakela - topotype

Dicerandra immaculata f. nivea Lakela - isotype
Equisetum arvense L. var. boreale (Bong.) Rupr. f. pseudonemorosum B. Boivin - paratype
Eriophorum tenellum Nutt. f. axillare Lakela - 2 topotypes
Helianthus giganteus L. var. subtuberosus Britt. f. verticillatus Lakela - isotype
Lysimachia terrestris (L.) BSP f. florifera B. Boivin - isotype

Nuphar microphyllum Fernald f. multisepalum Lakela - holotype & 3 topotypes
Penstemon deamii Pennell - topotype
Phacelia franklinii (R. Br.) A. Gray f. variegata B. Boivin - isotype
Polemonium occidentale Greene subsp. lacustre Wherry - isotype & 2 topotypes
Polemonium occidentale Greene var. lacustre (Wherry) Lakela - isotype & 2 topotypes
Potentilla pensylvanica L. var. arida B. Boivin - paratype

Ranunculus hyperboreus Rottb. f. turquetilianus (Polunin) Savile & Calder - topotype

Rhus angustiarum Lunell - isotype
Senecio suavis Lunell - topotype

Stellaria atrata (J.W. Moore) B. Boivin var. eciliata B. Boivin - paratype
Tiarella wherryi Lakela - photographic negatives & prints of holotype
Xanthium chasei Fernald - 5 topotypes



Achillea multiflora Hook. - label reads 'co-type'

Geum aleppicum Jacquin var. cuneatum B. Boivin - labels read isotype & paratype, name apparently never validly published

Oxytropis campestris DC. var. chartacea (Fassett) Barneby - label reads 'type area', but probably not close enough geographically to be a topotype


© Copyright 1997, University of Minnesota, Duluth.
The University of Minnesota is an equal opportunity educator and employer.
This web page (http://www.d.umn.edu/biology/herbarium/) is maintained by David Schimpf
Send comments to dschimpf@d.umn.edu .


Top of page



UMD Biology Department ©, 207 Swenson Science Building 1035 Kirby Drive, Duluth, MN 55812-3004|(218)726-6262|FAX:(218)726-8142