|
Abutilon americanum Panz.
|
G. W. Letterman 5515 |
Jul 1882 |
United States of America |
Texas |
Bexar Co. |
— |
|
|
|
|
|
Abutilon texense Torr. & A.Gray
|
G. W. Letterman s.n. |
Aug 1882 |
United States of America |
Texas |
Hays Co. |
— |
|
|
|
|
|
Acacia angustissima var. hirta (Nutt.) B.L.Rob.
|
G. W. Letterman s.n. |
Aug 1882 |
United States of America |
Texas |
Callahan Co. |
— |
|
|
|
|
|
Acer
|
G. W. Letterman s.n. |
Aug 1883 |
— |
— |
|
— |
|
|
|
|
|
Acer negundo L.
|
G. W. Letterman s.n. |
25 Jun 1884 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Acer negundo L.
|
G. W. Letterman s.n. |
18 Jun 1896 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Acer nigrum F.Michx.
|
G. W. Letterman s.n. |
Fl. April 3, 1884; Fr. July 3, 1884 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Acer nigrum F.Michx.
|
G. W. Letterman s.n. |
Flowers April 10, 1884; Fruit June 28, 1884; Buds Jan. 19, 1894; Bark Jan. 19, 1894 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Acer rubrum L.
|
G. W. Letterman s.n. |
Jul 1883 |
United States of America |
Arkansas |
Pulaski Co. |
— |
|
|
|
|
|
Acer rubrum L.
|
G. W. Letterman s.n. |
12 Apr 1884 - 30 Jun 1884 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Acer rubrum L.
|
G. W. Letterman s.n. |
05 Apr 1884 - 28 Jun 1884 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Acer rubrum L.
|
G. W. Letterman s.n. |
10 Apr 1884 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Acer rubrum var. drummondii (Hook. & Arn. ex Nutt.) Sarg.
|
G. W. Letterman s.n. |
23 Jul 1882 |
United States of America |
Texas |
Harrison Co. |
— |
|
|
|
|
|
Acer rubrum var. drummondii (Hook. & Arn. ex Nutt.) Sarg.
|
G. W. Letterman s.n. |
05 Sep 1882 |
United States of America |
Missouri |
Poplar Bluff S.E. Mo. |
— |
|
|
|
|
|
Acer rubrum var. drummondii (Hook. & Arn. ex Nutt.) Sarg.
|
G. W. Letterman s.n. |
Aug 1882 |
United States of America |
Arkansas |
Jackson Co. |
— |
|
|
|
|
|
Acer saccharum Marshall
|
G. W. Letterman s.n. |
10 Jul 1882 |
United States of America |
Missouri |
Saint Louis Co. Allenton |
— |
|
|
|
|
|
Acer saccharum Marshall
|
G. W. Letterman s.n. |
Apr 1884 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Acer saccharum Marshall
|
G. W. Letterman s.n. |
15 Jul 1889 |
United States of America |
Missouri |
Saint Louis Co. Alt: 500… |
— |
|
|
|
|
|
Acer saccharum Marshall
|
G. W. Letterman s.n. |
01 Jul 1882 |
United States of America |
Missouri |
Saint Louis Co. Alt: 500… |
— |
|
|
|
|
|
Acer saccharum Marshall
|
G. W. Letterman s.n. |
10 Apr 1884 - 30 Jun 1884 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Acer saccharum subsp. floridanum (Chapm.) Desmarais
|
G. W. Letterman s.n. |
28 Jun 1884 |
United States of America |
Missouri |
Saint Louis Co. Alt: 500… |
— |
|
|
|
|
|
Acer stenocarpum Britton
|
G. W. Letterman |
Leaves, May 1884; Fruit 1 Jul 1884 |
United States of America |
Missouri |
Saint Louis Co. |
type |
|
|
|
|
|
Achnatherum lettermanii (Vasey) Barkworth
|
G. W. Letterman s.n. |
14 Aug 1885 |
United States of America |
Colorado |
Kelso Mt. near Jorrey's Peak. |
— |
|
|
|
|
|
Acmella repens (Walter) Rich.
|
G. W. Letterman s.n. |
10 Aug 1879 |
United States of America |
Arkansas |
Pulaski Co. |
— |
|
|
|
|
|
Acmella repens (Walter) Rich.
|
G. W. Letterman s.n. |
30 Aug 1879 |
United States of America |
Arkansas |
Pulaski Co. |
— |
|
|
|
|
|
Acmella repens (Walter) Rich.
|
G. W. Letterman s.n. |
19 Oct 1894 |
United States of America |
Texas |
Bowie Co. |
— |
|
|
|
|
|
Aesculus glabra Willd.
|
G. W. Letterman s.n. |
— |
United States of America |
Texas |
Dallas Co. |
— |
|
|
|
|
|
Aesculus glabra Willd.
|
G. W. Letterman s.n. |
May 1880 |
United States of America |
Missouri |
Allenton. |
— |
|
|
|
|
|
Agalinis fasciculata (Elliott) Raf.
|
G. W. Letterman s.n. |
21 Oct 1894 |
United States of America |
Arkansas |
Miller Co. |
— |
|
|
|
|
|
Agropyron Gaertn.
|
G. W. Letterman s.n. |
20 Aug 1884 |
United States of America |
Colorado |
Denver |
— |
|
|
|
|
|
Agrostis exarata Trin.
|
G. W. Letterman s.n. |
30 Jul 1886 |
United States of America |
Colorado |
Boulder Co. Penn's Gulch. |
— |
|
|
|
|
|
Agrostis hyemalis (Walter) Britton, Sterns & Poggenb.
|
G. W. Letterman s.n. |
06 Jun 1898 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Agrostis perennans (Walter) Tuck.
|
G. W. Letterman s.n. |
Oct 1892 |
United States of America |
Missouri |
Near Allenton |
— |
|
|
|
|
|
Agrostis perennans (Walter) Tuck.
|
G. W. Letterman s.n. |
Aug 1876 |
United States of America |
Missouri |
Allenton |
— |
|
|
|
|
|
Agrostis perennans (Walter) Tuck.
|
G. W. Letterman s.n. |
27 Aug 1912 |
United States of America |
Missouri |
Allenton |
— |
|
|
|
|
|
Agrostis stolonifera L.
|
G. W. Letterman s.n. |
05 Jul 1894 |
United States of America |
Missouri |
Allenton |
— |
|
|
|
|
|
Agrostis stolonifera L.
|
G. W. Letterman s.n. |
30 Jun 1883 |
United States of America |
Missouri |
Allenton |
— |
|
|
|
|
|
Alopecurus aequalis Sobol.
|
G. W. Letterman s.n. |
Jun 1883 |
United States of America |
Missouri |
Near Pacific. |
— |
|
|
|
|
|
Alopecurus carolinianus Walter
|
G. W. Letterman s.n. |
21 May 1898 |
United States of America |
Missouri |
Allenton |
— |
|
|
|
|
|
Alopecurus carolinianus Walter
|
G. W. Letterman s.n. |
May 1883 |
United States of America |
Missouri |
Allenton |
— |
|
|
|
|
|
Aloysia gratissima (Gillies & Hook.) Tronc. var. gratissima
|
G. W. Letterman 5476 |
26 Jul 1882 |
United States of America |
Texas |
Travis Co. near Austin |
— |
|
|
|
|
|
Amblystegium varium (Hedw.) Lindb.
|
G. W. Letterman 773 |
Apr 1905 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Amorpha canescens Pursh
|
G. W. Letterman s.n. |
Jun 1884 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Amorpha canescens Pursh
|
G. W. Letterman s.n. |
12 Jun 1911 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Amorpha fruticosa L.
|
G. W. Letterman s.n. |
1897 |
United States of America |
Missouri |
Saint Louis Co. |
— |
|
|
|
|
|
Ampelopsis arborea (L.) Koehne
|
G. W. Letterman s.n. |
24 Oct 1894 |
United States of America |
Arkansas |
Saline Co. |
— |
|
|
|
|
|
Amsonia hubrichtii Woodson
|
G. W. Letterman s.n. |
05 Aug 1879 |
United States of America |
Arkansas |
Garland Co. |
— |
|
|
|
|
|
Andropogon gerardii Vitman
|
G. W. Letterman s.n. |
15 Aug 1883 |
United States of America |
Missouri |
Allenton |
— |
|
|
|
|
|
Andropogon ternarius Michx.
|
G. W. Letterman s.n. |
s.d. |
United States of America |
Texas |
Callahan Co. |
— |
|
|
|
|
|
Andropogon virginicus L.
|
G. W. Letterman s.n. |
10 Oct 1894 |
United States of America |
Texas |
Bowie Co. |
— |
|
|
|
|