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Sporobolus indicus (L.) R.Br.
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G. W. Letterman s.n. |
Aug 1881 |
United States of America |
Texas |
Bowie Co. |
— |
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Paspalum acuminatum Raddi
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G. W. Letterman s.n. |
16 Oct 1894 |
United States of America |
Texas |
Bowie Co. |
— |
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Platanthera ciliaris (L.) Lindl.
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G. W. Letterman s.n. |
Aug 1879 |
United States of America |
Arkansas |
Hot Spring Co. |
— |
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Silene regia Sims
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G. W. Letterman |
25 Jun 1880 |
United States of America |
Missouri |
Saint Louis Co. |
— |
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Dalea candida Willd. var. candida
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G. W. Letterman |
1880 |
United States of America |
Missouri |
Allenton |
— |
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Erigeron arenarioides (D.C. Eaton ex A.Gray) Rydb.
|
G. W. Letterman |
29 Jul 1885 |
United States of America |
Utah |
Weber Co. Near Ogden |
— |
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Erigeron divergens var. divergens
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G. W. Letterman |
03 Aug 1885 |
United States of America |
Wyoming |
Park Co. Yellowstone Park |
— |
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Erigeron divergens var. divergens
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G. W. Letterman |
29 Jul 1885 |
United States of America |
Utah |
Weber Co. Ogden |
— |
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Erigeron flagellaris A.Gray
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G. W. Letterman |
Aug 1885 |
United States of America |
Colorado |
Boulder Co. near Boulder |
— |
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Erigeron gracilis Rydb.
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G. W. Letterman |
10 Aug 1885 |
United States of America |
Wyoming |
Lincoln Co. Fossil |
— |
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Erigeron lonchophyllus Hook.
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G. W. Letterman |
Aug 1886 |
United States of America |
Colorado |
Park Co. South Park, near… |
— |
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Erigeron lonchophyllus Hook.
|
G. W. Letterman |
Aug 1886 |
United States of America |
Colorado |
Park Co. South Park |
— |
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Erigeron lonchophyllus Hook.
|
G. W. Letterman |
08 Aug 1886 |
United States of America |
Colorado |
Park Co. Jefferson, South Park |
— |
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Erigeron pinnatisectus (A.Gray) A.Nelson
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G. W. Letterman |
15 Aug 1885 |
United States of America |
Colorado |
Gray's Peak |
— |
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Erigeron peregrinus subsp. callianthemus (Greene) Cronquist var. callianthemus
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G. W. Letterman |
23 Jul 1885 |
United States of America |
Colorado |
Clear Creek Co. near Graymont |
— |
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Cynanchum laeve (Michx.) Pers.
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G. W. Letterman |
8 Jul 1911 |
United States of America |
Missouri |
Saint Louis Co. Allenton |
— |
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Fontinalis missourica Cardot
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G. W. Letterman |
1908 |
United States of America |
Missouri |
Saint Louis Co. Allen's Spring |
— |
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Fontinalis sullivantii Lindb.
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G. W. Letterman |
21 Sep 1908 |
United States of America |
Missouri |
Saint Louis Co. Allen's Spring |
— |
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Puccinia atropuncta Peck & Clinton
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G. W. Letterman |
— |
United States of America |
Missouri |
Allenton. |
isotype |
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Distichlis spicata (L.) Greene
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G. W. Letterman |
— |
United States of America |
New Jersey |
Atlantic Co. |
— |
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Panax quinquefolius L.
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G. W. Letterman |
25 May 1912 |
United States of America |
Missouri |
Saint Louis Co. |
— |
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Acer stenocarpum Britton
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G. W. Letterman |
Leaves, May 1884; Fruit 1 Jul 1884 |
United States of America |
Missouri |
Saint Louis Co. |
type |
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