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Index of Botanical Specimens
Search for collectorid:[116284]
= with images
Amaranthaceae
GH: 01929272
Amaranthus palmeri
S. Watson USA: Texas Rio Grande Valley M. L. Walker 18 1942-7-30
GH: 01929198
Amaranthus polygonoides
Linnaeus USA: Texas Rio Grande valley M. L. Walker 32 1942-8-2
Asteraceae
A: 02204467
Heterotheca subaxillaris latifolia
(Buckley) Semple USA: Texas Rio Grande Valley M. L. Walker 22 1942-8
Chenopodiaceae
GH: 01826453
Atriplex pentandra
(Jacquin) Standley USA: Texas Rio Grande Valley M. L. Walker 108 1942-8-27
Fabaceae
GH: 01921262
Dalea pogonathera walkerae
(Tharp & F. A. Barkley) B. L. Turner USA: Texas Rio Grande Valley, La Joya Gravel Pit M. L. Walker 103 1942-8
GH: 02137085
Tephrosia lindheimeri
A. Gray USA: Texas Rio Grande Valley M. L. Walker 1942-8-8
Malvaceae
GH: 02201980
Malvastrum coromandelianum
(Linnaeus) Garcke USA: Texas Rio Grande Valley. M. L. Walker 33 1942-8-2
GH: 02200463
Sida ciliaris
Linnaeus USA: Texas Rio Grande Valley M. L. Walker 64 1942-8-8
Nyctaginaceae
GH: 01642851
Acleisanthes obtusa
(Choisy) Standley USA: Texas Rio Grande Valley, Engle Lake M. L. Walker 114 1942-11-11
GH: 01642940
Allionia incarnata
Linnaeus USA: Texas Rio Grande Valley, LaJoya gravel pit M. L. Walker 96 1942-8
GH: 01641228
Boerhavia erecta
Linnaeus USA: Texas Rio Grande valley M. L. Walker 1942-7-22
Onagraceae
GH: 01779972
Ludwigia octovalvis
(Jacquin) P. H. Raven USA: Texas Rio Grande Valley, LaJoya gravel pit M. L. Walker 98 1942-8-27
Portulacaceae
GH: 01860770
Portulaca grandiflora
Hooker USA: Texas Rio Grande Valley M. L. Walker 61 1942-8-8
GH: 01928013
Portulaca umbraticola
Kunth USA: Texas Rio Grande Valley M. L. Walker 63 1942-8-8
Verbenaceae
GH: 01953428
Lantana sp.
USA: Texas Rio Grande Valley, north of Hargill M. L. Walker 1942-11-11
Zygophyllaceae
GH: 01787818
Kallstroemia californica
(S. Watson) Vail USA: Texas Rio Grande Valley M. L. Walker 67 1942-8-8