Aristolochiaceae GH: 01681750 Aristolochia watsonii Wooton & Standley USA: Arizona N. border of O.P.N.M., Organ Pipe National M... O. M. Clark 10999 1943-9-11
Asclepiadaceae GH: 01083606 Funastrum cynanchoides heterophyllum (Engelmann ex Torrey) Kartesz USA: Arizona S of Ajo. O. M. Clark 11051 1943-10-3
Asteraceae GH: 02579030 Acourtia nana (A. Gray) Reveal & R. M. King USA: Arizona N.E. of Ajo O. M. Clark 11086 1943-10-9
GH: 01923061 Brickellia californica (Torrey & A. Gray) A. Gray USA: Arizona Granite Points, Coyote Mts., E. of Sells O. M. Clark 11172 1943-11-6
GH: 01923162 Brickellia coulteri brachiata (A. Gray) B. L. Turner USA: Arizona S.W. of Ajo O. M. Clark 11136 1943-10-17
GH: 01923151 Brickellia coulteri brachiata (A. Gray) B. L. Turner USA: Arizona Alamo Canyon, Bates Well, south of Ajo O. M. Clark 11071 1943-10-3
GH: 02205396 Ericameria laricifolia (A. Gray) Shinners USA: Arizona Granite Points, Coyote Mts., E. of Sells O. M. Clark 11162 1943-11-6
Cactaceae GH: 01677555 Pachycereus schottii (Engelmann) D. R. Hunt USA: Arizona along S. border W. of Sonoita hills O. M. Clark 11002 1943
Convolvulaceae GH: 02055889 Convolvulus equitans Bentham USA: Arizona S of Wilcox O. M. Clark 10866 1943-8-24
GH: 02057898 Ipomoea costellata Torrey USA: Arizona In the Little Dragoon Mtns. O. M. Clark 10859 1943-8-24
GH: 02057932 Ipomoea cristulata H. Hallier USA: Arizona in the Little Dragoon Mtns. O. M. Clark 10858 1943-8-24
GH: 02042521 Ipomoea purpurea (Linnaeus) Roth USA: Arizona Pagago Res., S.W. of Ajo O. M. Clark 11185 1943
GH: 02042736 Ipomoea ternifolia leptotoma (Torrey) McDonald USA: Arizona near East Sells O. M. Clark 11164 1943-11-6
Fabaceae GH: 01921225 Dalea pogonathera A. Gray USA: Arizona Little Dragoon Mts O. M. Clark 10877 1943-8-24
GH: 01921741 Desmodium batocaulon A. Gray USA: Arizona Little Dragoon Mtns O. M. Clark 10863 1943-8-24
GH: 02130489 Nissolia schottii (Torrey) A. Gray USA: Arizona Coyote Mts., E. of Sells O. M. Clark 11180 1943-11-7
GH: 02133198 Phaseolus acutifolius tenuifolius A. Gray USA: Arizona Little Dragoon Mtns. O. M. Clark 10860 1943-8-24
GH: 02133247 Phaseolus filiformis Bentham USA: Arizona Mt. Arroyas, S. of Ajo O. M. Clark 11151 1943-10-31
GH: 02133972 Psorothamnus emoryi (A. Gray) Rydberg USA: Arizona Granite Mts. Sides, Cholla Bay O. M. Clark 11233 1943-12-22
GH: 02134098 Psorothamnus spinosus (A. Gray) Barneby USA: Arizona N. Rocky Point O. M. Clark 11259 1943-12-23
Krameriaceae GH: 01788400 Krameria grayi Rose & Painter USA: Arizona S.W. of Ajo O. M. Clark 1943
Malvaceae A: 02070751 Abutilon incanum (Link) Sweet USA: Arizona Arroyos, S of Ajo. O. M. Clark 11034 1943-9-26
GH: 02070758 Abutilon malacum S. Watson USA: Arizona S. of Ajo O. M. Clark 11028 1943-9-26
GH: 02199685 Sphaeralcea coulteri (S. Watson) A. Gray USA: Arizona Arroyos, E Fill, Ajo. O. M. Clark 11185 1943-12-5
GH: 02199718 Sphaeralcea emoryi Torrey ex A. Gray USA: Arizona In valley W of Stacy Trading Post on The Pap... O. M. Clark 11158 1943-11-5
Mimosaceae GH: 01786169 Calliandra eriophylla Bentham USA: Arizona SW of Ajo. O. M. Clark 11127 1943-12-17
GH: 01689587 Prosopis juliflora de Candolle USA: Arizona Bate's well, S of Ajo. O. M. Clark 11064 1943-10-3
Nyctaginaceae GH: 01642968 Allionia incarnata villosa (Standley) Munz USA: Arizona S. of Ajo O. M. Clark 11045 1943-10-3
GH: 01641167 Boerhavia erecta Linnaeus USA: Arizona S. of Ajo O. M. Clark 1943
GH: 01641939 Mirabilis laevis villosa (Kellogg) Spellenberg USA: Arizona S.W. of Ajo O. M. Clark 1943-10-17
Orobanchaceae GH: 01877239 Castilleja integra A. Gray USA: Arizona Little Dragoon Mts. O. M. Clark 10878 1943-8-24
Poaceae GH: 01815123 Sorghum halepense (Linnaeus) Persoon USA: Arizona Desert fill S of Ajo. O. M. Clark 11079 1943-10-3
Portulacaceae GH: 01860875 Portulaca pilosa Linnaeus USA: Arizona N of Cubo. O. M. Clark 11109 1943-12-10
GH: 01860996 Portulaca umbraticola Kunth USA: Arizona Little Dragoon Mts. O. M. Clark 10879 1943-8-24
Verbenaceae GH: 01799758 Aloysia wrightii A. Heller USA: Arizona SW Ajo. O. M. Clark 11132 1943-10-17
GH: 01800960 Glandularia gooddingii (Briquet) Solbrig USA: Arizona Bolsom Big Farms., N. of Sells O. M. Clark 11168 1943-11-6
Zygophyllaceae GH: 01787950 Larrea tridentata (de Candolle) Coville USA: Arizona Mtn. sides W Covered Wells O. M. Clark 1943-11-6
GH: 01788178 Tribulus terrestris Linnaeus USA: Arizona Valleys of Cubo O. M. Clark 1943-10-10