|
Hymenoxys linearifolia Hook.
|
G. W. Letterman s.n. |
25 Jul 1880 |
United States of America |
Texas |
Grayson Co. |
— |
|
|
|
|
|
Hymenoxys scaposa (DC.) K.F.Parker
|
G. W. Letterman s.n. |
15 Aug 1885 |
United States of America |
Colorado |
Gray's Peak |
— |
|
|
|
|
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Hymenoxys scaposa var. linearis (Nutt.) K.F.Parker
|
G. W. Letterman s.n. |
Aug 1882 |
United States of America |
Texas |
Callahan Co. |
— |
|
|
|
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Hedeoma drummondii Benth.
|
G. W. Letterman s.n. |
July 22 |
United States of America |
Texas |
Grayson Co. |
— |
|
|
|
|
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Hedeoma hispida Pursh
|
G. W. Letterman s.n. |
Jun 1880 |
United States of America |
Missouri |
near Allenton |
— |
|
|
|
|
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Fimbristylis vahlii (Lam.) Link
|
G. W. Letterman s.n. |
19 Oct 1894 |
United States of America |
Arkansas |
Miller Co. |
— |
|
|
|
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Liatris punctata Hook. var. punctata
|
G. W. Letterman s.n. |
22 Aug 1884 |
United States of America |
Kansas |
Wallace Co. |
— |
|
|
|
|
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Hyptis radiata Willd.
|
G. W. Letterman s.n. |
05 Aug 1880 |
United States of America |
Texas |
Orange Co. |
— |
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|
|
|
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Verbesina encelioides (Cav.) Benth. & Hook.f.
|
G. W. Letterman s.n. |
30 Jul 1882 |
United States of America |
Texas |
Travis Co. |
— |
|
|
|
|
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Machaeranthera bigelovii (A.Gray) Greene
|
G. W. Letterman s.n. |
08 Aug 1886 |
United States of America |
Colorado |
Park Co. |
— |
|
|
|
|
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Machaeranthera pinnatifida (Shinners) Hook. var. pinnatifida
|
G. W. Letterman s.n. |
22 Aug 1885 |
United States of America |
Kansas |
Wallace Co. |
— |
|
|
|
|
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Brunnichia cirrhosa Gaertn.
|
G. W. Letterman s.n. |
Oct 1894 |
United States of America |
Texas |
Bowie Co. |
— |
|
|
|
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Puccinia atropuncta Peck & Clinton
|
G. W. Letterman s.n. |
1878 |
United States of America |
Missouri |
Jefferson Co. |
— |
|
|
|
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Senecio fremontii var. blitoides (Greene) Cronquist
|
G. W. Letterman 5492 |
15 Aug 1885 |
United States of America |
Colorado |
Gray's Peak |
— |
|
|
|
|
|
Salvia lyrata L.
|
G. W. Letterman s.n. |
20 Oct 1894 |
United States of America |
Texas |
Bowie Co. |
— |
|
|
|
|
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Senecio pudicus Greene
|
G. W. Letterman 5494 |
Aug 1884 |
United States of America |
Colorado |
Ute Pass |
— |
|
|
|
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Sclerocarpus uniserialis (Hook.) Benth. & Hook.f. ex Hemsl.
|
G. W. Letterman s.n. |
30 Jul 1882 |
United States of America |
Texas |
Travis Co. |
— |
|
|
|
|
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Packera dimorphophylla var. dimophophylla (Greene) W.A.Weber & Á.Löve
|
G. W. Letterman 5491 |
Aug 1886 |
United States of America |
Colorado |
Long's Peak |
— |
|
|
|
|
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Packera fendleri (A.Gray) W.A.Weber & Á.Löve
|
G. W. Letterman 260 |
13 Aug 1884 |
United States of America |
Colorado |
Pikes Peak |
— |
|
|
|
|
|
Packera pseudaurea var. flavula (Greene) Trock & T.M.Barkley
|
G. W. Letterman 5495 |
Aug 1886 |
United States of America |
Colorado |
Long's Peak |
— |
|
|
|
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|
Psilostrophe villosa Rydb. ex Britton
|
G. W. Letterman s.n. |
12 Aug 1882 |
United States of America |
Texas |
Howard Co. |
— |
|
|
|
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Palafoxia callosa (Nutt.) Torr. & A.Gray
|
G. W. Letterman s.n. |
22 Jul 1880 - 25 Jul 1880 |
United States of America |
Texas |
Grayson Co. |
— |
|
|
|
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Palafoxia callosa (Nutt.) Torr. & A.Gray
|
G. W. Letterman s.n. |
26 Jul 1882 - 30 Jul 1882 |
United States of America |
Texas |
Travis Co. |
— |
|
|
|
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Pyrrocoma lanceolata (Hook.) Greene var. lanceolata
|
G. W. Letterman s.n. |
09 Aug 1885 |
United States of America |
Wyoming |
Fossil |
— |
|
|
|
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Palafoxia rosea (Bush) Cory var. rosea
|
G. W. Letterman s.n. |
22 Jul 1880 |
United States of America |
Texas |
Grayson Co. |
— |
|
|
|
|
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Palafoxia sphacelata (Nutt. ex Torr.) Cory
|
G. W. Letterman s.n. |
22 Jul 1880 |
United States of America |
Texas |
Grayson Co. |
— |
|
|
|
|
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Parthenium hispidum Raf.
|
G. W. Letterman 251 |
22 Jul 1880 |
United States of America |
Texas |
Grayson Co. |
— |
|
|
|
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Ratibida columnifera (Nutt.) Wooton & Standl.
|
G. W. Letterman s.n. |
Jul 1880 |
United States of America |
Oklahoma |
Muskogee Co. Indian Territory |
— |
|
|
|
|
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Ratibida columnifera (Nutt.) Wooton & Standl.
|
G. W. Letterman s.n. |
Aug 1882 |
United States of America |
Texas |
Travis Co. |
— |
|
|
|
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|
Ratibida tagetes (E.James) Barnhart
|
G. W. Letterman 50 |
22 Aug 1884 |
United States of America |
Kansas |
Wallace Co. |
— |
|
|
|
|
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Rudbeckia hirta var. pulcherrima Farw.
|
G. W. Letterman s.n. |
30 Jul 1882 |
United States of America |
Texas |
Travis Co. |
— |
|
|
|
|
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Bumelia cassinifolia W.Small
|
G. W. Letterman 287 |
1883, probably May |
United States of America |
Louisiana |
Saint Landry Parish. |
holotype |
|
|
|
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Acer
|
G. W. Letterman s.n. |
Aug 1883 |
— |
— |
|
— |
|
|
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Astragalus flexuosus (Hook.) Douglas ex G.Don var. flexuosus
|
G. W. Letterman s.n. |
1881 |
United States of America |
Colorado |
|
— |
|
|
|
|
|
Poa arctica R.Br.
|
G. W. Letterman s.n. |
1886 |
United States of America |
Colorado |
|
— |
|
|
|
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|
Poa fendleriana (Steud.) Vasey
|
G. W. Letterman s.n. |
1886 |
United States of America |
Colorado |
|
— |
|
|
|
|
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Poa glauca subsp. rupicola (Nash) W.A.Weber
|
G. W. Letterman 1731 |
1886 |
United States of America |
Colorado |
|
— |
|
|
|
|
|
Poa nervosa (Hook.) Vasey
|
G. W. Letterman 67 |
04 Sep 1875 |
United States of America |
Wyoming |
|
— |
|
|
|
|
|
Leucopoa kingii (S.Watson) W.A.Weber
|
G. W. Letterman s.n. |
— |
United States of America |
Colorado |
|
— |
|
|
|
|
|
Elymus scribneri (Vasey) M.E.Jones
|
G. W. Letterman s.n. |
— |
United States of America |
Colorado |
|
— |
|
|
|
|
|
Piptatherum micranthum (Trin. & Rupr.) Barkworth
|
G. W. Letterman s.n. |
— |
United States of America |
Colorado |
|
— |
|
|
|
|
|
Kochia Roth
|
G. W. Letterman s.n. |
s.d. |
United States of America |
Colorado |
|
— |
|
|
|
|
|
Leptochloa panicea subsp. brachiata (Steud.) N.Snow
|
G. W. Letterman s.n. |
1884 |
United States of America |
Colorado |
|
— |
|
|
|
|
|
Leptochloa panicea subsp. brachiata (Steud.) N.Snow
|
G. W. Letterman s.n. |
1884 |
United States of America |
Colorado |
|
— |
|
|
|
|
|
Cirsium centaureae (Rydb.) K.Schum.
|
G. W. Letterman 78 |
Jul 1865 |
United States of America |
Colorado |
Penn's Gulch |
— |
|
|
|
|
|
Phacelia purshii var. pushii F.Levy
|
G. W. Letterman s.n. |
10 May 1884 |
United States of America |
Arkansas |
Pulaski Co. |
— |
|
|
|
|
|
Physaria vitulifera Rydb.
|
G. W. Letterman s.n. |
07 Aug 1884 |
United States of America |
Colorado |
Teller Co. Near 7 Lakes |
— |
|
|
|
|