Aceraceae GH: 01791024 Acer glabrum douglasii (Hooker) Dippel Canada: British Columbia In Sinclair Canyon, approaching Radium Hot S... A. Nelson & R. A. Nelson 4923 1941-9-5
GH: 01792026 Acer negundo interius (Britton) Sargent USA: Colorado Berwind canyon A. Nelson & R. A. Nelson 4626 1941-6-14
Aristolochiaceae GH: 01682327 Asarum caudatum Lindley USA: Idaho [data not captured] A. Nelson & R. A. Nelson 4959 1941-9-9
Asteraceae GH: 01235813 Achillea borealis Bongard Canada: Alberta near Lake Edith Cavell, Jasper National Park A. Nelson & R. A. Nelson 4809 1941-8-28
GH: 02141271 Agoseris glauca dasycephala (Torr. & A. Gray) Jepson Canada: Alberta [data not captured] A. Nelson & R. A. Nelson 4886 1941-9-2
GH: 00968105 Artemisia campestris canadensis (Michaux) Scoggan Canada: Alberta near Lake Annette, Jasper Park A. Nelson & R. A. Nelson 4807 1941-8-28
GH: 02141977 Askellia elegans (Hooker) W. A. Weber Canada: Alberta [data not captured] A. Nelson & R. A. Nelson 4729 1941-8-16
GH: 02203110 Conyza canadensis (Linnaeus) Cronquist USA: Wyoming Jenny Lake Teton National Park A. Nelson & R. A. Nelson 4973 1941-9-17
GH: 01831008 Crepis runcinata Torrey & A. Gray USA: New Mexico between Raton and Capulin A. Nelson & R. A. Nelson 4675 1941-6-17
GH: 02203787 Dieteria canescens leucanthemifolia (Greene) D. R. Morgan & R. L. Hartman USA: Wyoming in open woods bordering Jackson Lake, Teton ... A. Nelson & R. A. Nelson 4972 1941-9-17
GH: 02205895 Ericameria nauseosa speciosa (Nuttall) G. L. Nesom & G. I. Baird Canada: British Columbia [data not captured] A. Nelson & R. A. Nelson 4933 1941-9-6
GH: 02205522 Ericameria nauseosa (Pallas ex Pursh) G. L. Nesom & G. I. Baird USA: Wyoming Near Junction of Riverton - Lander Highway A. Nelson & R. A. Nelson 4980 1941-9-17
GH: 02348191 Erigeron engelmannii A. Nelson USA: Colorado in San Francisco Pass near Tercio A. Nelson & R. A. Nelson 4615 1941-6-16
GH: 02348397 Erigeron flagellaris A. Gray USA: New Mexico near the Colorado-New Mexico line south of T... A. Nelson & R. A. Nelson 4655 1941-6-16
GH: 02348773 Erigeron glabellus pubescens Hooker Canada: Alberta [data not captured] A. Nelson & R. A. Nelson 4910 1941-9-3
Betulaceae GH: 02196182 Alnus viridis sinuata (Regel) Á. Löve & D. Löve Canada: Alberta above Waterton Lake A. Nelson & R. A. Nelson 4749 1941-8-18
GH: 02195185 Betula glandulosa Michaux Canada: Alberta near the glacial rivulets opposite the chale... A. Nelson & R. A. Nelson 4902 1941-9-3
GH: 02194810 Betula papyrifera Marshall Canada: Alberta [data not captured] A. Nelson & R. A. Nelson 4855 1941-9-1
Boraginaceae GH: 02058063 Mertensia lanceolata (Pursh) de Candolle USA: Colorado Berwind Canyon. A. Nelson & R. A. Nelson 4596 1941-6-14
Brassicaceae GH: 01538260 Erysimum capitatum argillosum (Greene) R. J. Davis USA: Colorado in Cucharas canyon. A. Nelson & R. A. Nelson 4711 1941-6-19
GH: 01687704 Physaria montana (A. Gray) Greene USA: New Mexico at the foot of Capulin A. Nelson & R. A. Nelson 4692 1941-6-17
Caprifoliaceae GH: 02183552 Sambucus nigra cerulea (Rafinesque) Bolli Canada: British Columbia near the town of Nelson A. Nelson & R. A. Nelson 4942 1941-9-7
GH: 02183551 Sambucus nigra cerulea (Rafinesque) Bolli Canada: British Columbia near Kitchener A. Nelson & R. A. Nelson 4937 1941-9-7
Chenopodiaceae GH: 01781141 Bassia hyssopifolia (Pallas) Kuntze USA: Wyoming 12 to 20 miles out from Lander on the Dubois... A. Nelson & R. A. Nelson 4981 1941-9-17
Cupressaceae GH: 02105212 Juniperus horizontalis Moench Canada: Alberta [data not captured] A. Nelson & R. A. Nelson 4880 1941-9-2
GH: 02107404 Thuja plicata Donn ex D. Don Canada: Alberta [data not captured] A. Nelson & R. A. Nelson 4929 1941-9-5
GH: 02107402 Thuja plicata Donn ex D. Don Canada: British Columbia [data not captured] A. Nelson & R. A. Nelson 4944 1941-9-8
Ericaceae GH: 01683297 Phyllodoce glanduliflora (Hooker) Coville Canada: Alberta [data not captured] A. Nelson & R. A. Nelson 4895 1941-9-3
Fabaceae GH: 02067520 Astragalus adsurgens robustior Hooker USA: New Mexico east of Raton A. Nelson & R. A. Nelson 4688 1941-6-17
GH: 02067629 Astragalus agrestis G. Don USA: Colorado San Francisco Pass, west of Walsenburg A. Nelson & R. A. Nelson 4616 1941-6-16
GH: 02044131 Astragalus drummondii Douglas ex Hooker USA: New Mexico On the Johnson Mesa, near Folsom A. Nelson & R. A. Nelson 4632 1941-6-17
GH: 02048927 Astragalus tenellus Pursh USA: New Mexico near the town of Capulin A. Nelson & R. A. Nelson 4699 1941-6-18
GH: 01958312 Hedysarum boreale mackenzii (Richardson) S. L. Welsh Canada: Alberta Athabasca Glacier, Jasper National Park A. Nelson & R. A. Nelson 4900 1941-9-3
GH: 02148530 Lathyrus brachycalyx eucosmus (Butters & H. St. John) S. L. Welsh USA: Colorado about 5 miles So. of Tercio A. Nelson & R. A. Nelson 4610 1941-6-15
GH: 02177424 Lupinus neomexicanus Greene USA: Colorado Berwind Canyon, west of Walsenburg. A. Nelson & R. A. Nelson 1941-6-15
GH: 02177896 Lupinus plattensis S. Watson USA: New Mexico near town of Dawson - not far from New Mexic... A. Nelson & R. A. Nelson 4664 1941-6-17
GH: 02131052 Oxytropis lambertii bigelovii A. Gray USA: New Mexico 4 miles east of Raton A. Nelson & R. A. Nelson 4682 1941-6-17
GH: 02131426 Oxytropis sericea Nuttall USA: Colorado on hills and roadsides San Francisco Pass an... A. Nelson & R. A. Nelson 4518 1941-6-15
GH: 02131570 Oxytropis splendens Douglas Canada: Alberta [data not captured] A. Nelson & R. A. Nelson 4812 1941-8-28
GH: 02134918 Robinia neomexicana A. Gray USA: Colorado Berwind Canyon. A. Nelson & R. A. Nelson 4591 1941-6-15
GH: 02345277 Vicia americana minor Hooker USA: New Mexico near the town of Capulin A. Nelson & R. A. Nelson 4696 1941-6-17
Iridaceae GH: 01747429 Iris missouriensis Nuttall USA: Colorado near Colo.-N. Mex. line, south of Tercio A. Nelson & R. A. Nelson 4669 1941-6-16
Juncaceae GH: 02463086 Juncus longistylis Torrey Canada: British Columbia near the Simpson Monument, Kootenay Nat. [Na... A. Nelson & R. A. Nelson 4930 1941-9-5
Onagraceae GH: 01645321 Oenothera caespitosa Nuttall USA: Colorado near Monument Lake. A. Nelson & R. A. Nelson 4620 1941-6-15
GH: 01645352 Oenothera caespitosa Nuttall USA: New Mexico in canyon below Johnson Mesa. A. Nelson & R. A. Nelson 4694 1941-6-17
Orobanchaceae GH: 01878878 Castilleja rhexifolia Rydberg Canada: Alberta at Jct. of hiway with the Sebe Beach road (E... A. Nelson & R. A. Nelson 4795 1941-8-26
Pinaceae GH: 00396373 Larix occidentalis Nuttall Canada: British Columbia In canyon, south of Nelson A. Nelson & R. A. Nelson 4954 1941-9-8
A: 00397124 Picea mariana (Miller) Brittan, Sterns & Poggenburg Canada: Alberta South of Athabasaca Falls, Jasper-Banff Hiwa... A. Nelson & R. A. Nelson 4881 1941-9-2
Plantaginaceae GH: 02002458 Penstemon auriberbis Pennell USA: New Mexico Dry tablelands Johnson Mesa, near Folsoms. A. Nelson & R. A. Nelson 4627 1941-6-17
GH: 02119801 Penstemon glaber brandegeei (Porter) C. C. Freeman USA: Colorado Berwind Canyon, west of Walsenberg. A. Nelson & R. A. Nelson 4588 1941-6-14
GH: 02122417 Penstemon secundiflorus Bentham USA: Colorado Berwind Canyon. A. Nelson & R. A. Nelson 4593 1941-6-14
GH: 01801227 Penstemon virens Pennell ex Rydberg USA: Colorado in the Palmer Lake area. A. Nelson & R. A. Nelson 4702 1941-6-19
Polygonaceae GH: 02361343 Polygonum achoreum S. F. Blake Canada: Alberta [data not captured] A. Nelson & R. A. Nelson 4775 1941-8-25
GH: 02360542 Polygonum douglasii Greene USA: Montana [data not captured] A. Nelson & R. A. Nelson 4725 1941-8-14
Primulaceae GH: 01920865 Lysimachia ciliata Linnaeus Canada: Alberta near Lake, Upper Waterton Lake A. Nelson & R. A. Nelson 4732 1941-8-16
Ranunculaceae GH: 01710856 Clematis columbiana (Nuttall) Torrey & A. Gray USA: Colorado among the brushes of Monument Lake. A. Nelson & R. A. Nelson 4600 1941-6-15
GH: 01657180 Clematis scottii Porter & J. M. Coulter USA: Colorado in Berwind Canyon. A. Nelson & R. A. Nelson 4597 1941-6-15
GH: 01662258 Ranunculus acris Linnaeus Canada: Alberta near the crossing of Wolf Creek, on the Edmo... A. Nelson & R. A. Nelson 4799 1941-8-26
Rosaceae GH: 01588156 Dryas drummondii Richardson ex Hooker Canada: Alberta Columbia Icefields, Athabasca glacier A. Nelson & R. A. Nelson 4903 1941-9-3
GH: 01607102 Fragaria virginiana glauca (S. Watson) Staudt USA: Colorado Monument Lake. A. Nelson & R. A. Nelson 4599 1941-6-15
GH: 01569699 Potentilla pensylvanica Linnaeus Canada: Alberta near Y.M.C.A. camp on Lake Edith, Jasper Par... A. Nelson & R. A. Nelson 4806 1941-8-28
GH: 01725755 Prunus virginiana demissa (Nuttall) Torrey USA: New Mexico within the crater of Mount Capulin A. Nelson & R. A. Nelson 4638 1941-6-17
GH: 01605392 Rubus idaeus strigosus (Michaux) Focke Canada: Alberta along highway to Mount Edith Cavell, Jasper ... A. Nelson & R. A. Nelson 4856 1941-9-1
GH: 01863218 Sorbus sitchensis M. Roemer Canada: Alberta 2 mi. west of the Yoho-Lake Louise Jct., Ban... A. Nelson & R. A. Nelson 4925 1941-9-5
Saxifragaceae GH: 01886948 Ribes leptanthum A. Gray USA: Colorado Berwind Canyon. A. Nelson & R. A. Nelson 4590 1941-6-14
GH: 01616764 Saxifraga aizoides Linnaeus Canada: Alberta Athabasca glacier, Columbia Ice-fields A. Nelson & R. A. Nelson 4898 1941-9-3
