|
Colubrina californica I.M.Johnst.
|
I. M. Johnston 3496 |
08 May 1921 |
Mexico |
Baja California |
Las Animas Bay |
— |
|
|
|
|
|
Rosa johnstonii Rydb.
|
I. M. Johnston 2130 |
25 Aug 1918 |
United States of America |
California |
San Bernardino Co. Near Upland |
type |
|
|
|
|
|
Rosa johnstonii Rydb.
|
I. M. Johnston 2054 |
04 Jul 1918 |
United States of America |
California |
San Bernardino Co. Red Hill,… |
type |
|
|
|
|
|
Cercidium praecox (Ruiz & Pav.) Harms
|
I. M. Johnston 3592 |
11 May 1921 |
Mexico |
— |
Tortuga Island, Baja California. |
— |
|
|
|
|
|
Haplopappus arenarius var. incisifolius I.M.Johnst.
|
I. M. Johnston 3529 |
09 May 1921 |
United States of America |
California |
South San Lorenzo Island |
isotype |
|
|
|
|
|
Hydrocoleum codicola Setch. & N.L.Gardner
|
I. M. Johnston [8a] |
[Jun] |
Mexico |
Baja California Sur |
San Marcos Island |
probable isotype |
|
|
|
|
|
Carex stenoptera Mack.
|
I. M. Johnston 1505 |
31 Jul 1917 |
United States of America |
California |
Ice House Cañon, San Antonio… |
holotype |
|
|
|
|
|
Disciseda uplandii (Lloyd) Zeller
|
I. M. Johnston 5552 |
21 May 1922 |
United States of America |
California |
Hemet Valley, San Jacinto Mts. |
— |
|
|
|
|
|
Cercidium molle I.M.Johnst.
|
I. M. Johnston 3877 |
26 May 1921 |
Mexico |
— |
Agua Verde Bay, Baja California. |
isotype |
|
|
|
|
|
Bovista aestivalis (Bonord.) Demoulin
|
I. M. Johnston 1335 |
Mar 1919 |
United States of America |
California |
Alameda Co. |
— |
|
|
|
|
|
Houstonia gracillima I.M.Johnst.
|
I. M. Johnston 3927 |
27 May 1921 |
Mexico |
— |
Gulf of California. San Diego… |
isotype |
|
|
|
|
|
Peniocereus johnstonii Britton & Rose
|
I. M. Johnston 3940 |
28 May 1921 |
Mexico |
Baja California |
San Josef Island; Several miles… |
type |
|
|
|
|
|
Peniocereus johnstonii Britton & Rose
|
I. M. Johnston 3940 |
28 May 1921 |
Mexico |
Baja California |
San Josef Island; Several miles… |
type |
|
|
|
|
|
Eriogonum galioides I.M.Johnst.
|
I. M. Johnston 3315 |
28 Apr 1921 |
Mexico |
— |
Gulf of California; San Luis… |
isotype |
|
|
|
|
|
Sartwellia humilis I.M.Johnst.
|
I. M. Johnston 7634 |
12 Sep 1938-13 Sep 1938 |
Mexico |
Coahuila |
Road from state boundary, near… |
type |
|
|
|
|
|
Eriogonum microthecum var. johnstonii Reveal
|
I. M. Johnston 1726 |
16 Sep 1917 |
United States of America |
California |
San Antonio Mountains; west spur… |
isotype |
|
|
|
|
|
Neomammillaria evermanniana Britton & Rose
|
I. M. Johnston 4058 |
1921 |
Mexico |
Baja California |
Ceralbo Island |
isotype |
|
|
|
|
|
Neomammillaria evermanniana Britton & Rose
|
I. M. Johnston 4058 |
1921 |
Mexico |
Baja California |
Ceralbo Island |
photo of type |
|
|
|
|
|
Jacquemontia eastwoodiana I.M.Johnst.
|
I. M. Johnston 3742 |
17 May 1921 |
Mexico |
— |
Gulf of California: Ildefouso Island,… |
isotype |
|
|
|
|
|
Hofmeisteria filifolia I.M.Johnst.
|
I. M. Johnston 3418 |
03 May 1921 |
Mexico |
— |
Angel de la Guardia Island:… |
isotype |
|
|
|
|
|
Boletus rubellus Krombh.
|
I. M. Johnston 38 |
29 Dec 1918 |
United States of America |
California |
Live Oak Canon, San Antonio… |
— |
|
|
|
|
|
Boletus rubellus Krombh.
|
I. M. Johnston 39 |
29 Dec 1918 |
United States of America |
California |
Live Oak Canon, San Antonio… |
— |
|
|
|
|
|
Boletus rubellus Krombh.
|
I. M. Johnston 28 |
21 Dec 1918 |
United States of America |
California |
Live Oak Canon, San Antonio… |
— |
|
|
|
|
|
Boletus rubellus Krombh.
|
I. M. Johnston 43 |
30 Dec 1918 |
United States of America |
California |
Los Angeles Co. Mouth of… |
— |
|
|
|
|
|
Boletus rubellus Krombh.
|
I. M. Johnston 36 |
30 Dec 1918 |
United States of America |
California |
Los Angeles Co. |
— |
|
|
|
|
|
Neomammillaria johnstonii Britton & Rose
|
I. M. Johnston 4373 |
1921 |
Mexico |
Sonora |
San Carlos Bay |
type |
|
|
|
|
|
Neomammillaria johnstonii Britton & Rose
|
I. M. Johnston 3542 |
— |
Mexico |
Baja California |
San Lorenzo Island |
possible type |
|
|
|
|
|
Helianthus nuttallii subsp. parishii (A.Gray) Heiser
|
I. M. Johnston s.n. |
02 Sep 1924 |
United States of America |
California |
San Bernardino Co. 2 miles… |
— |
|
|
|
|
|
Boletus flaviporus Earle
|
I. M. Johnston 37 |
22 Dec 1918 |
United States of America |
California |
Los Angeles Co. San Antonio… |
— |
|
|
|
|
|
Boletus flaviporus Earle
|
I. M. Johnston 6 |
01 Dec 1918 |
United States of America |
California |
Los Angeles Co. San Antonio… |
— |
|
|
|
|
|
Boletus flaviporus Earle
|
I. M. Johnston 40 |
29 Dec 1918 |
United States of America |
California |
Live Oak Cañon, San Antonio… |
— |
|
|
|
|
|
Neomammillaria cerralboa Britton & Rose
|
I. M. Johnston 4038 |
06 Jun 1921 |
Mexico |
— |
Gordas Point, 0.5 mile north;… |
holotype |
|
|
|
|
|
Atriplex reptans I.M.Johnst.
|
I. M. Johnston 1081 |
09 Sep 1940 |
Mexico |
Coahuila |
Along road from San Vicente… |
holotype |
|
|
|
|
|
Coldenia canescens var. subnuda I.M.Johnst.
|
I. M. Johnston 3731 |
16 May 1921 |
Mexico |
— |
San Nicholas Bay, Baja California |
isotype |
|
|
|
|
|
Acacia brandegeana I.M.Johnst.
|
I. M. Johnston 3881 |
1921 |
Mexico |
Baja California |
Agua Verde Bay |
isotype |
|
|
|
|
|
Acacia brandegeana I.M.Johnst.
|
I. M. Johnston 3881 |
1921 |
Mexico |
Baja California |
Agua Verde Bay |
isotype |
|
|
|
|
|
Coldenia cuspidata I.M.Johnst.
|
I. M. Johnston 3617 |
12 May 1921 |
Mexico |
— |
Lower California: San Marcos Island |
isotype |
|
|
|
|
|
Sphaeralcea ambigua subsp. versicolor Kearney
|
I. M. Johnston 4214 |
30 Jun 1921 |
United States of America |
California |
Gulf of California: Angel de… |
isotype |
|
|
|
|
|
Russula paxilloides Earle
|
I. M. Johnston 9 |
01 Dec 1918 |
United States of America |
California |
Los Angeles Co. Evey Cañon,… |
— |
|
|
|
|
|
Atriplex stewartii I.M.Johnst.
|
I. M. Johnston 777 |
28 Aug 1940 |
Mexico |
Coahuila |
Eastern border of the Llano… |
isotype |
|
|
|
|
|
Fagonia densa I.M.Johnst.
|
I. M. Johnston 3532 |
09 May 1921 |
Mexico |
— |
South San Lorenzo Island, Gulf… |
isotype |
|
|
|
|
|
Lupinus elatus I.M.Johnst.
|
I. M. Johnston 1627 |
30 Jul 1917 |
United States of America |
California |
Head of Icehouse Cañon; San… |
isotype |
|
|
|
|
|
Frankenia gypsophila I.M.Johnst.
|
I. M. Johnston 7614 |
12 Sep 1938 |
Mexico |
San Luis Potosí |
6 miles north of San… |
isotype |
|
|
|
|
|
Ephedra viridis Coville
|
I. M. Johnston 1721 |
23 Aug |
United States of America |
California |
San Antonio Mountains. Prairie Fork… |
— |
|
|
|
|
|
Passiflora arida var. cerralbensis Killip
|
I. M. Johnston 4043 |
07 Jun 1921 |
Mexico |
— |
[Baja California]: Cerralbo Island, Ruffo's… |
isotype |
|
|
|
|
|
Suillus granulatus (L.:Fr.) Kuntze
|
I. M. Johnston 20 |
08 Dec 1918 |
United States of America |
California |
San Bernardino Co. |
— |
|
|
|
|
|
Piper perlasense Trel.
|
I. M. Johnston 1215 |
22 Jan 1946 |
Panama |
— |
San Jos 130 Island, Perlas… |
isotype |
|
|
|
|
|
Euphorbia polycarpa var. johnstonii L.C.Wheeler
|
I. M. Johnston 3867 |
24 May 1921 |
Mexico |
Baja California |
Monserrate Island. Ensenada Blanca. |
isotype |
|
|
|
|
|
Sargassum johnstonii Setch. & N.L.Gardner
|
I. M. Johnston 71 |
27 Apr 1921 |
Mexico |
Sonora |
At Georges Island |
isotype |
|
|
|
|
|
Sargassum herporhizum Setch. & N.L.Gardner
|
I. M. Johnston 72 |
27 Apr 1921 |
Mexico |
Sonora |
At Georges Island |
isotype |
|
|
|
|
|
Sargassum insulare Setch. & N.L.Gardner
|
I. M. Johnston s.n. |
Jun 1921 |
Mexico |
Baja California |
San Marcos Island |
probable type |
|
|
|
|
|
Clidemia octona (Bonpl.) L.O.Williams
|
I. M. Johnston 1349 |
07 Feb 1946 |
Panama |
— |
San Jose Island, Perlas archipelago,… |
— |
|
|
|
|
|
Clidemia rubra (Aubl.) Mart.
|
I. M. Johnston 34 |
06 Oct 1944 |
Panama |
— |
San Jose Island, Perlas archipelago,… |
— |
|
|
|
|
|
Cryptantha crassisepala (Torr. & A.Gray) Greene
|
I. M. Johnston 3309 |
15 Jun 1944 |
United States of America |
Utah |
Grand Co. Desert Valley, northwest… |
— |
|
|
|
|
|
Plagiobothrys mollis (A.Gray) I.M.Johnst.
|
I. M. Johnston 11978 |
10 Jul 1935 |
United States of America |
Oregon |
Harney Co. Moist field just… |
— |
|
|
|
|
|
Plagiobothrys scouleri var. penicillatus (Greene) Cronquist
|
I. M. Johnston 2152 |
21 Jun 1940 |
United States of America |
Idaho |
Owyhee Co. Cow Creek, Idaho;… |
— |
|
|
|
|
|
Prosopis articulata S.Watson
|
I. M. Johnston 3434 |
5 May 1921 |
Mexico |
Baja California |
Los Angeles Bay |
— |
|
|
|
|
|
Ebenopsis confinis (Standl.) Barneby & J.W.Grimes
|
I. M. Johnston 3498 |
8 May 1921 |
Mexico |
Baja California |
Las Animas Bay |
— |
|
|
|
|
|
Psathyrotes ramosissima (Torr.) A.Gray
|
I. M. Johnston 3340 |
29 Apr 1921 |
Mexico |
Baja California |
San Luis Gonzalez Bay |
— |
|
|
|
|
|
Perityle crassifolia var. robusta (Rydb.) Everly
|
I. M. Johnston 3893 |
26 May 1921 |
Mexico |
Baja California |
Baja California |
— |
|
|
|
|
|
Pelucha trifida S.Watson
|
I. M. Johnston 3508 |
8 May 1921 |
Mexico |
Baja California |
Las Animas Bay |
— |
|
|
|
|
|
Peucephyllum schottii A.Gray
|
I. M. Johnston 3375 |
1 May 1921 |
Mexico |
Baja California Sur |
Mulege. San Marcos Island Puerto… |
— |
|
|
|
|
|
Perityle crassifolia var. robusta (Rydb.) Everly
|
I. M. Johnston 4081 |
9 Jun 1921 |
Mexico |
Baja California Sur |
Espiritu Santo Island, Candeleros bay |
— |
|
|
|
|
|
Lysiloma candidum Brandegee
|
I. M. Johnston 3613 |
12 May 1921 |
Mexico |
Baja California Sur |
San Marcos Island, B. C.… |
— |
|
|
|
|
|
Palafoxia linearis (Cav.) Lag. var. linearis
|
I. M. Johnston 3866 |
24 May 1921 |
Mexico |
Baja California Sur |
Monserrate Island (Ensenada Blanca) |
— |
|
|
|
|
|
Machaeranthera pinnatifida (Hook.) Shinners
|
I. M. Johnston 3930 |
27 May 1921 |
Mexico |
Baja California Sur |
San Diego Island |
— |
|
|
|
|
|
Acacia willardiana Rose
|
I. M. Johnston 3125 |
17 Apr 1921 |
Mexico |
Sonora |
San Pedro Nolasco |
— |
|
|
|
|
|
Pelucha trifida S.Watson
|
I. M. Johnston 3151 |
18 Apr 1921 |
Mexico |
Sonora |
San Pedro Martir Island |
— |
|
|
|
|
|
Palafoxia linearis var. glandulosa B.L.Turner & M.I.Morris
|
I. M. Johnston 3264 |
23 Apr 1921 |
Mexico |
Sonora |
Tiburon Island, Freshwater Bay |
— |
|
|
|
|
|
Hymenoclea salsola var. pentalepis (Rydb.) L.D.Benson
|
I. M. Johnston 3249 |
23 Apr 1921 |
Mexico |
Sonora |
Tiburon Island, Freshwater Bay |
— |
|
|
|
|
|
Eragrostis pectinacea var. miserrima (E.Fourn.) Reeder
|
I. M. Johnston 7786 |
19 Sep 1938 |
Mexico |
Durango |
Road from Bermejillo to Zaragoza… |
— |
|
|
|
|
|
Astragalus lentiginosus var. coachellae Barneby
|
I. M. Johnston 1065 |
04 Apr 1917 - 06 Apr 1917 |
United States of America |
California |
Whitewater |
— |
|
|
|
|
|
Bursera microphylla A.Gray
|
I. M. Johnston 4168 |
18 Jun 1921 |
Mexico |
— |
Coyote Bay, Concepcion Bay. |
— |
|
|
|
|
|
Bursera microphylla A.Gray
|
I. M. Johnston 3186 |
19 Apr 1921 |
Mexico |
Sonora |
San Esteban Island |
— |
|
|
|
|
|
Monardella australis subsp. jokerstii Elvin & A.C.Sanders
|
I. M. Johnston 5118 |
22 Jul 1925 |
United States of America |
California |
San Bernardino Co. Cucamonga Peak,… |
paratype |
|
|
|
|