Displaying 2026 - 2050 out of 2137 Object(s)

Taxon Collector Date Country State/Province Locality Type Status Barcode Notice
Botrychium lanceolatum (S.G.Gmel.) Ångstr. R. T. Clausen 3052 22 Aug 1937 Canada Quebec Rimouski-Neigette Reg. Co. Mun. Rimouski.… Botrychium lanceolatum (S.G.Gmel.) Ångstr.
Dryopteris marginalis (L.) A.Gray R. T. Clausen 2840 23 Aug 1937 Canada Quebec Rimouski-Neigette Reg. Co. Mun. Rimouski.… Dryopteris marginalis (L.) A.Gray
Botrychium lanceolatum (S.G.Gmel.) Ångstr. R. T. Clausen 3052 22 Aug 1937 Canada Quebec Rimouski-Neigette Reg. Co. Mun. Rimouski.… Botrychium lanceolatum (S.G.Gmel.) Ångstr.
Polypodium virginianum L. R. T. Clausen 2838 23 Aug 1937 Canada Quebec Rimouski-Neigette Reg. Co. Mun. Rimouski.… Polypodium virginianum L.
Cystopteris fragilis (L.) Bernh. R. T. Clausen 2814 21 Aug 1937 Canada Quebec Rimouski-Neigette Reg. Co. Mun. Rimouski.… Cystopteris fragilis (L.) Bernh.
Diphasiastrum complanatum (L.) Holub R. T. Clausen 2839 23 Aug 1937 Canada Quebec Rimouski-Neigette Reg. Co. Mun. Rimouski.… Diphasiastrum complanatum (L.) Holub
Dryopteris fragrans (L.) Schott R. T. Clausen 2846 23 Aug 1937 Canada Quebec Rimouski-Neigette Reg. Co. Mun. Rimouski.… Dryopteris fragrans (L.) Schott
Woodsia glabella R.Br. R. T. Clausen 2835a 23 Aug 1937 Canada Quebec Rimouski-Neigette Reg. Co. Mun. Rimouski.… Woodsia glabella R.Br.
Cystopteris fragilis (L.) Bernh. R. T. Clausen 2836 23 Aug 1937 Canada Quebec Rimouski-Neigette Reg. Co. Mun. Rimouski.… Cystopteris fragilis (L.) Bernh.
Thelypteris palustris (A.Gray) Schott R. T. Clausen 2740 17 Aug 1937 Canada Quebec Sedgy meadow 3 miles northeast… Thelypteris palustris (A.Gray) Schott
Lycopodium clavatum L. R. T. Clausen 2742 17 Aug 1937 Canada Quebec New England Upland. Dry birch… Lycopodium clavatum L.
Cystopteris fragilis (L.) Bernh. R. T. Clausen 2831 22 Aug 1937 Canada Quebec Rimouski-Neigette Reg. Co. Mun. Rimouski.… Cystopteris fragilis (L.) Bernh.
Asplenium viride Huds. R. T. Clausen 2832 22 Aug 1937 Canada Quebec Rimouski-Neigette Reg. Co. Mun. Rimouski.… Asplenium viride Huds.
Isoetes tuckermanii A.Braun R. T. Clausen 2778 19 Aug 1937 Canada Quebec Communauté-Urbaine-de-Québec. St. Lawrence Valley. Tidal… Isoetes tuckermanii A.Braun
Osmunda claytoniana L. R. T. Clausen 3435 21 May 1938 Canada Ontario about 1 mile west of… Osmunda claytoniana L.
Rauvolfia tetraphylla L. R. T. Clausen 6167 22 Sep 1943 Guatemala Roadside bank south of Concua Rauvolfia tetraphylla L.
Haplophyton cimicidum A.DC. R. T. Clausen 6187 01 Oct 1943 Guatemala Rocky roadside and slope, Jampu Haplophyton cimicidum A.DC.
Kalanchoe pinnata (Lam.) Pers. R. T. Clausen 6154 20 Sep 1943 Guatemala Santa Rosa beside trail 1 km northeast… Kalanchoe pinnata (Lam.) Pers.
Pteridium caudatum (L.) Maxon R. T. Clausen 6178 27 Sep 1943 Guatemala Izabal 2 km. west-northwest of Quiriguá Pteridium caudatum (L.) Maxon
Pellaea cordifolia (Sessé & Moc.) A.R.Sm. R. T. Clausen 1 25 Nov 1955 Mexico México Pedregal of San Angel, southwest… Pellaea cordifolia (Sessé & Moc.) A.R.Sm.
Heterocentron mexicanum Hook. & Arn. R. T. Clausen s.n. 6 Dec 1955 Mexico Michoacán 1 km southwest of San… Heterocentron mexicanum Hook. & Arn.
Polystichum rachichlaena Fée R. T. Clausen 7523 2 Apr 1949 Mexico Ciudad de México 2 km southwest of Desierto… Polystichum rachichlaena Fée
Persicaria longiseta (Bruijn) Kitag. R. T. Clausen 6693 16 Aug 1945 United States of America New York Tompkins Co. Fairview Manor, Oak… Persicaria longiseta (Bruijn) Kitag.
Sedum rosea subsp. integrifolium (Raf.) Hultén R. T. Clausen 621063 06 Jul 1942 United States of America Colorado Under large boulder on western… Sedum rosea subsp. integrifolium (Raf.) Hultén
Viburnum cassinoides L. R. T. Clausen 5523 17 Aug 1941 United States of America New York Fulton Co. in open woods… Viburnum cassinoides L.