Displaying 1 - 75 out of 517 Object(s)

Taxon Collector Date Country State/Province Locality Type Status Barcode
Pithophora oedogonia (Mont.) Wittr. A. Hayden s.n. 10 Oct 1909 United States of America Missouri Saint Louis Co. Tower Grove… — 02134019 Pithophora oedogonia (Mont.) Wittr.
Pithophora oedogonia (Mont.) Wittr. A. Hayden s.n. 10 Oct 1909 United States of America Missouri Saint Louis Co. Tower Grove… — 02134020 Pithophora oedogonia (Mont.) Wittr.
Pithophora oedogonia (Mont.) Wittr. A. Hayden s.n. 10 Oct 1909 United States of America Missouri Saint Louis Co. Tower Grove… — 02349308 Pithophora oedogonia (Mont.) Wittr.
Anthyllis vulneraria L. A. Hayden s.n. Jul 1925 United States of America Iowa Wright Co. Clarion — 1043271 Anthyllis vulneraria L.
Carduus acanthoides L. A. Hayden s.n. 14 Jul 1926 United States of America Iowa Council Bluffs — 532251 Carduus acanthoides L.
Dalea enneandra Nutt. A. Hayden s.n. 14 Jul 1926 United States of America Iowa Council Bluffs — 01259266 Dalea enneandra Nutt.
Chamaecrista fasciculata (Michx.) Greene A. Hayden s.n. 24 Jul 1926 United States of America Iowa Mount Ayr — 01453775 Chamaecrista fasciculata (Michx.) Greene
Cirsium canescens Nutt. A. Hayden s.n. 02 Aug 1926 United States of America Iowa Buena Vista Co. — 02042394 Cirsium canescens Nutt.
Symphyotrichum falcatum (Lindl.) G.L.Nesom A. Hayden s.n. Sep 1926 United States of America South Dakota Near Belle Fourche — 1847922 Symphyotrichum falcatum (Lindl.) G.L.Nesom
Artemisia frigida Willd. A. Hayden s.n. Sep 1926 United States of America South Dakota Near Belle Fourche — 1894295 Artemisia frigida Willd.
Carex prairea Dewey ex Alph.Wood A. Hayden 783 15 May 1930 United States of America Iowa Palo Alto Co. Highland Twp.… — 2297925 Carex prairea Dewey ex Alph.Wood
Solidago canadensis var. gilvocanescens Rydb. A. Hayden 10683 21 Aug 1931 United States of America Iowa Hamilton Co. Cass Twp.; along… — 2338508 Solidago canadensis var. gilvocanescens Rydb.
Poa annua L. A. Hayden 11299 07 Jun 1932 United States of America Iowa Story Co. Washington Twp., Sec.4.… — 1784112 Poa annua L.
Rosa rudiuscula Greene A. Hayden 11571 16 Jun 1932 United States of America Iowa Story Co. Nevada Twp., Sec.… — 2862737 Rosa rudiuscula Greene
Symphyotrichum sericeum (Vent.) G.L.Nesom A. Hayden 11201 13 Sep 1932 United States of America Iowa Fayette Co. Five mi. S… — 1868953 Symphyotrichum sericeum (Vent.) G.L.Nesom
Salix x fragilis L. A. Hayden 1044 09 Apr 1933 United States of America Iowa Palo Alto Co. Highland Twp.… — 2416143 Salix x fragilis L.
Tribulus terrestris L. A. Hayden 865 04 Jul 1933 United States of America Iowa Sioux Co. Logan Twp., Sec.… — 643534 Tribulus terrestris L.
Verbena stricta Vent. A. Hayden 3001 06 Jul 1933 United States of America Iowa Dickinson Co. One mile w.… — 3555904 Verbena stricta Vent.
Amorpha fruticosa L. A. Hayden 4052 27 Jul 1933 United States of America Iowa Clay Co. Freeman Twp., Spring… — 2559198 Amorpha fruticosa L.
Cirsium discolor (Muhl. ex Willd.) Spreng. A. Hayden 454 07 Aug 1933 United States of America Iowa Story Co. Washington Twp., Sec.… — 2042659 Cirsium discolor (Muhl. ex Willd.) Spreng.
Chamaecrista fasciculata (Michx.) Greene A. Hayden 430 15 Aug 1933 United States of America Iowa Story Co. Palestine Twp. C… — 01453767 Chamaecrista fasciculata (Michx.) Greene
Amphicarpaea bracteata (L.) Fernald A. Hayden 400 31 Aug 1933 United States of America Iowa Winneshiek Co. 2 miles north… — 2560149 Amphicarpaea bracteata (L.) Fernald
Apios americana Medik. A. Hayden 387 31 Aug 1933 United States of America Iowa Winneshiek Co. — 2560379 Apios americana Medik.
Solidago ulmifolia Muhl. & Cronquist var. ulmifolia A. Hayden 409 29 Sep 1933 United States of America Iowa Hamilton Co. Cass Twp. 2… — 2373791 Solidago ulmifolia Muhl. & Cronquist var. ulmifolia
Carex sartwelliana Olney A. Hayden 180 04 Apr 1934 United States of America Iowa Palo Alto Co. Lost Island… — 2301819 Carex sartwelliana Olney
Rumex acetosella L. A. Hayden 11330 04 Apr 1934 United States of America Iowa Clay Co. Freeman Twp.; east… — 2407050 Rumex acetosella L.
Salix eriocephala var. eriocephala A. Hayden 1053 16 Apr 1934 United States of America Iowa Clay Co. Freeman Twp. Roadside… — 2413811 Salix eriocephala var. eriocephala
Salix eriocephala var. eriocephala A. Hayden 1053 16 Apr 1934 United States of America Iowa Clay Co. Roadside along curve… — 2413812 Salix eriocephala var. eriocephala
Salix humilis var. rigidiuscula (Andersson) B.L.Rob. & Fernald A. Hayden 990 20 Apr 1934 + 02 Mau 1934 United States of America Iowa Story Co. Franklin Twp.; five… — 2451932 Salix humilis var. rigidiuscula (Andersson) B.L.Rob. & Fernald
Salix discolor Muhl. A. Hayden 6066 26 Apr 1934 United States of America Iowa Palo Alto Co. Walnut Twp.… — 2413070 Salix discolor Muhl.
Salix eriocephala var. eriocephala A. Hayden 1050 26 Apr 1934 United States of America Iowa Clay Co. Lake Twp. Along… — 2413803 Salix eriocephala var. eriocephala
Salix humilis Marshall A. Hayden 1032 27 Apr 1934 United States of America Iowa Palo Alto Co. Walnut Twp.;… — 2451643 Salix humilis Marshall
Fraxinus pennsylvanica var. campestris (Britton) F.C.Gates A. Hayden 867 28 Apr 1934 United States of America Iowa Palo Alto Co. Walnut Twp.,… — 2501043 Fraxinus pennsylvanica var. campestris (Britton) F.C.Gates
Salix eriocephala var. eriocephala A. Hayden 998 29 Apr 1934 United States of America Iowa Emmet Co. Center Twp. Floodplain… — 2413942 Salix eriocephala var. eriocephala
Salix eriocephala var. eriocephala A. Hayden 999 29 Apr 1934 United States of America Iowa Emmet Co. Center Twp. Floodplain… — 2413964 Salix eriocephala var. eriocephala
Carex sprengelii Dewey ex Spreng. A. Hayden 187 30 Apr 1934 United States of America Iowa Palo Alto Co. Highland Twp.… — 2304378 Carex sprengelii Dewey ex Spreng.
Carex sprengelii Dewey ex Spreng. A. Hayden 186 30 Apr 1934 United States of America Iowa Palo Alto Co. Highlands Twp.… — 00879642 Carex sprengelii Dewey ex Spreng.
Salix amygdaloides Andersson A. Hayden 987 12 May 1934 United States of America Iowa Palo Alto Co. Highland Twp.… — 2404270 Salix amygdaloides Andersson
Carex sartwellii Dewey A. Hayden 182 12 May 1934 United States of America Iowa Palo Alto Co. Lost Island… — 00879746 Carex sartwellii Dewey
Lonicera dioica L. A. Hayden 2054 12 May 1934 United States of America Iowa Emmet Co. Upland woodland along… — 2437678 Lonicera dioica L.
Astragalus crassicarpus Nutt. var. crassicarpus A. Hayden 4031 15 May 1934 United States of America Iowa Palo Alto Co. Lost Island… — 01247988 Astragalus crassicarpus Nutt. var. crassicarpus
Carex umbellata Schkuhr ex Willd. A. Hayden 176 15 May 1934 United States of America Iowa Palo Alto Co. Walnut Twp.… — 2295905 Carex umbellata Schkuhr ex Willd.
Carex umbellata Schkuhr ex Willd. A. Hayden 176 15 May 1934 United States of America Iowa Palo Alto Co. Walnut Twp.… — 2295907 Carex umbellata Schkuhr ex Willd.
Carex sartwelliana Olney A. Hayden 195 15 May 1934 United States of America Iowa Emmet Co. Estherville Twp. Edge… — 2301802 Carex sartwelliana Olney
Cornus racemosa Lam. A. Hayden 10445 15 May 1934 United States of America Iowa Boone Co. Worth Twp., Sec.… — 2505315 Cornus racemosa Lam.
Salix amygdaloides Andersson A. Hayden 6085 17 May 1934 United States of America Iowa Palo Alto Co. Highland Twp.… — 2404258 Salix amygdaloides Andersson
Carex bicknellii Britton A. Hayden 192 28 May 1934 United States of America Iowa Emmet Co. Emmet Co, Estherville… — 2251151 Carex bicknellii Britton
Carex gravida L.H.Bailey A. Hayden 181 30 May 1934 United States of America Iowa Palo Alto Co. Highland Twp.;… — 2278731 Carex gravida L.H.Bailey
Carex blanda Dewey A. Hayden 185 01 Jun 1934 United States of America Iowa Palo Alto Co. Lost Island… — 2251475 Carex blanda Dewey
Hesperostipa comata (Trin. & Rupr.) Barkworth A. Hayden 46 20 Jun 1934 United States of America Iowa Palo Alto Co. Lost Island… — 1701579 Hesperostipa comata (Trin. & Rupr.) Barkworth
Juncus dudleyi Wiegand A. Hayden 231 23 Jun 1934 United States of America Iowa Clay Co. Lake Twp.; near… — 2382663 Juncus dudleyi Wiegand
Glyceria grandis S.Watson A. Hayden 38 25 Jun 1934 United States of America Iowa Clay Co. Lake twp. Sec.… — 1775448 Glyceria grandis S.Watson
Carex comosa Boott A. Hayden 57 25 Jun 1934 United States of America Iowa Clay Co. Lake Twp., North… — 2259755 Carex comosa Boott
Bromus inermis Leyss. A. Hayden 28 26 Jun 1934 United States of America Iowa Emmet Co. Estherville twp., Sec.… — 1636304 Bromus inermis Leyss.
Carex lacustris Willd. A. Hayden 54 26 Jun 1934 United States of America Iowa Clay Co. Lake Twp. North… — 00879630 Carex lacustris Willd.
Carex atherodes Spreng. A. Hayden 54 26 Jun 1934 United States of America Iowa Clay Co. Lake Twp., Sec.… — 2236962 Carex atherodes Spreng.
Carex atherodes Spreng. A. Hayden 54 26 Jun 1934 United States of America Iowa Clay Co. Lake Twp., Sec.… — 2236969 Carex atherodes Spreng.
Rumex maritimus var. fueginus (Phil.) Dusén A. Hayden 11328 27 Jun 1934 United States of America Iowa Clay Co. Lost Island Twp.… — 2405647 Rumex maritimus var. fueginus (Phil.) Dusén
Mentha arvensis var. glabrata (Benth.) Fernald A. Hayden 9063 27 Jun 1934 United States of America Iowa Clay Co. Lake Twp. Sec.… — 2059831 Mentha arvensis var. glabrata (Benth.) Fernald
Carex vulpinoidea Michx. A. Hayden 170 28 Jun 1934 United States of America Iowa Clay Co. Lake Twp.; S.W.… — 2310703 Carex vulpinoidea Michx.
Dalea purpurea Vent. var. purpurea A. Hayden 4038 30 Jun 1934 United States of America Iowa Palo Alto Co. Lost Island… — 01277486 Dalea purpurea Vent. var. purpurea
Carex comosa Boott A. Hayden 143 30 Jun 1934 United States of America Iowa Clay Co. Lake Twp., East… — 2259758 Carex comosa Boott
Carex comosa Boott A. Hayden 143 30 Jun 1934 United States of America Iowa Clay Co. Lake Twp. East… — 2259807 Carex comosa Boott
Typha latifolia L. A. Hayden 777 10 Jul 1934 United States of America Iowa Palo Alto Co. Highland Twp.… — 2434210 Typha latifolia L.
Amorpha canescens Pursh A. Hayden 4023 12 Jul 1934 United States of America Iowa Palo Alto Co. Highland Twp.,… — 2558896 Amorpha canescens Pursh
Rorippa palustris subsp. hispida (Desv.) Jonsell A. Hayden 5000 15 Jul 1934 United States of America Iowa Palo Alto Co. Lost Island… — 2406064 Rorippa palustris subsp. hispida (Desv.) Jonsell
Poa palustris L. A. Hayden 21 17 Jul 1934 United States of America Iowa Clay Co. N. W. Mud… — 1792995 Poa palustris L.
Poa palustris L. A. Hayden 20 17 Jul 1934 United States of America Iowa Palo Alto Co. Lost Island… — 1792997 Poa palustris L.
Typha angustifolia L. A. Hayden 772 20 Jul 1934 United States of America Iowa Palo Alto Co. Highland Twp.… — 02432411 Typha angustifolia L.
Glyceria grandis S.Watson A. Hayden 15 24 Jul 1934 United States of America Iowa Clay Co. Lake twp., Sec.… — 1775449 Glyceria grandis S.Watson
Dalea candida Willd. var. candida A. Hayden 4033 26 Jul 1934 United States of America Iowa Palo Alto Co. Highland Twp.,… — 01073600 Dalea candida Willd. var. candida
Agrostis perennans (Walter) Tuck. A. Hayden 42 26 Jul 1934 United States of America — Emmet, Emmet twp. Sec. 18.… — 1557089 Agrostis perennans (Walter) Tuck.
Carex vulpinoidea Michx. A. Hayden 169 28 Jul 1934 United States of America Iowa Clay Co. Lake Twp.; S.W.… — 00880396 Carex vulpinoidea Michx.
Muhlenbergia cuspidata (Torr. ex Hook.) Rydb. A. Hayden 24 02 Aug 1934 United States of America Iowa Palo Alto Co. Lost Island… — 1755941 Muhlenbergia cuspidata (Torr. ex Hook.) Rydb.
Solidago missouriensis var. fasciculata Holz. A. Hayden 10635 04 Aug 1934 United States of America Iowa Clay Co. Freeman Twp.; along… — 2354391 Solidago missouriensis var. fasciculata Holz.