Aceraceae A: 01792668 Acer pensylvanicum Linnaeus USA: Virginia Mary's Rocks. H. T. O'Neill 7501 1931-8-17
Apocynaceae A: 02375152 Tabernaemontana alba Miller Belize: 9 miles southwest of Belize H. T. O'Neill 8656 1936-8-24
Asteraceae GH: 01924635 Ageratina aromatica (Linnaeus) Spach USA: Florida St. Leo H. T. O'Neill 1925-11-7
GH: 02214981 Bigelowia nudata australis L. C. Anderson USA: Florida [data not captured] H. T. O'Neill 1924 1926-10-10
Betulaceae A: 02195549 Betula lenta Linnaeus USA: Virginia Mary's Rocks H. T. O'Neill 7500 1931-8-17
Bromeliaceae GH: 02016024 Aechmea bracteata (Swartz) Grisebach Belize: 9 miles southwest of Belize H. T. O'Neill 8513 1936-8-23
GH: 01817297 Tillandsia balbisiana Schultes f. Belize: British Honduras, 1 mile west along New Rive... H. T. O'Neill 8512 1936-8-30
GH: 02015917 Tillandsia balbisiana Schultes f. USA: Florida 2 miles west of Pinecrest H. T. O'Neill 7790 1933-3-3
GH: 01817380 Tillandsia bulbosa Hooker Belize: 1 mile west of Maskall, New River H. T. O'Neill 8508 1936-8-30
GH: 01818616 Tillandsia fasciculata Swartz Bahamas: South shore of Lake Cunningham, Providence I... H. T. O'Neill 7791 1933-2-21
GH: 02015944 Tillandsia fasciculata densispica Mez USA: Florida Everglades H. T. O'Neill 7801 1933-3-31
GH: 01817677 Tillandsia geniculata Baker Belize: Pine Ridge, 12 miles northwest of Belize H. T. O'Neill 8510 1936-8-22
GH: 01817250 Tillandsia valenzuelana A. Richard USA: Florida 1 mile west of Pinecrest, in the Everglades H. T. O'Neill 7795 1933-3-3
Cyperaceae GH: 02367002 Bulbostylis barbata (Rottbøll) C. B. Clarke USA: Florida [data not captured] H. T. O'Neill 1929-8-12
GH: 02367417 Bulbostylis ciliatifolia coarctata (Elliott) Kral USA: Florida [data not captured] H. T. O'Neill 1929-9-12
GH: 02391263 Carex atlantica capillacea (L. H. Bailey) Reznicek USA: Florida [data not captured] H. T. O'Neill 14192 1928-3
Ericaceae A: 01592678 Gaylussacia brachycera (Michaux) A. Gray USA: Maryland banks of Magothy River, 500 yards east of An... H. T. O'Neill 8234 1936-4-25
A: 01718254 Lyonia mariana (Linnaeus) D. Don USA: Maryland [no additional data] H. T. O'Neill 7486 1931-6-9
A: 01765441 Rhododendron viscosum (Linnaeus) Torrey USA: Florida [data not captured] H. T. O'Neill 1929-8-1
Eriocaulaceae GH: 00028935 Syngonanthus lundellianus Moldenke Belize: Broken Ridge, 8 miles northeast of Boomtown H. T. O'Neill 8546 1936-9-17
GH: 00028936 Syngonanthus oneillii Moldenke Belize: In tropical pineland, Boomtown H. T. O'Neill 8548 1936-9-14
Fabaceae GH: 02136888 Tephrosia angustissima Shuttleworth ex Chapman USA: Florida Miami: [data not captured] H. T. O'Neill [data not captured] 1930-5-7
Lycopodiaceae GH: 00421781 Lycopodium carolinianum Linnaeus Honduras: Pine Ridge, 12 miles north of Belize H. T. O'Neill 8390 1936-8-22
Orchidaceae AMES: 02387109 Bletia purpurea (Lamarck) de Candolle Belize: Pine Ridge, 12 miles north of Belize H. T. O'Neill 8345 1936-8-22
AMES: 02031561 Calopogon tuberosus simpsonii (Small) Magrath USA: Florida 6 miles west of Royal Palm Park H. T. O'Neill 7832 1933-3-31
AMES: 02112795 Epidendrum imatophyllum Lindley Belize: New River, Orange Walk H. T. O'Neill 8343 1936-9-6
AMES: 02029654 Epidendrum nocturnum Jacquin USA: Florida 8 miles north of Homestead H. T. O'Neill 7833 1933-3-31
AMES: 02111759 Epidendrum rigidum Jacquin Belize: Maskall Mahogany forest H. T. O'Neill 8346 1936-8-29
AMES: 02029673 Epidendrum rigidum Jacquin USA: Florida 8 miles north of Homestead along Avocado Dri... H. T. O'Neill 7836 1933-3-31
AMES: 02029706 Epidendrum strobiliferum H. G. Reichenbach USA: Florida 3 miles northwest of Homestead, along Avocad... H. T. O'Neill 7880 1933-3-11
AMES: 02389153 Galeandra Belize: near Gracie Rock H. T. O'Neill 8347 1936-9-21
AMES: 02389153 Galeandra baueri Lindley Belize: near Gracie Rock H. T. O'Neill 8347 1936-9-21
AMES: 00106872 Habenaria bacata Dressler Belize: Tropical pineland, 7 miles nw of Belize H. T. O'Neill 8349 1936-8-25
AMES: 02066464 Platanthera ciliaris (Linnaeus) Lindley USA: Florida Homosassa H. T. O'Neill 7883 1929-7-26
AMES: 02066470 Platanthera ciliaris (Linnaeus) Lindley USA: Florida 1 miles east of Orlando H. T. O'Neill 4997 1929-8-12
AMES: 02066482 Platanthera ciliaris (Linnaeus) Lindley USA: Florida 1 mile east of Orlando H. T. O'Neill 4997 1929-8-21
AMES: 02151888 Pleurothallis grobyi Bateman ex Lindley Belize: 3 miles south of Maskall H. T. O'Neill 8348 1936-9-2
AMES: 02127764 Polystachya clavata Lindley Belize: 2 miles south of Maskall H. T. O'Neill 8342 1936-9-2
AMES: 02031959 Ponthieva racemosa (Walter) C. Mohr USA: Florida Devil's Mill Hopper, Gainesville H. T. O'Neill 6185 1929-10-21
AMES: 02029869 Prosthechea boothiana (Lindley) W. E. Higgins USA: Florida 5 miles southeast of Cape Sable H. T. O'Neill 7830 1933-4-3
AMES: 02123621 Prosthechea cochleata (Linnaeus) W. E. Higgins Belize: 1 mile west of Maskall along the North River H. T. O'Neill 8344 1936-8-30
AMES: 02029926 Prosthechea cochleata (Linnaeus) W. E. Higgins USA: Florida along Avocado Drive, 10 miles north of Homes... H. T. O'Neill 7846 1933-3-31
AMES: 02032491 Spiranthes odorata (Nuttall) Lindley USA: Florida Banks of the Alifi River H. T. O'Neill 7874 1927-4
Pinaceae A: 00395583 Abies balsamea (Linnaeus) Miller USA: Virginia Stonyman Mountain H. T. O'Neill 1935-8-11
Piperaceae GH: 01979343 Piper amalago Linnaeus Belize: 3 miles south of Maskall Bank H. T. O'Neill 8576 1936-9-2
GH: 01980129 Piper jacquemontianum Kunth Belize: 1 mile north of Maskall H. T. O'Neill 8578 1936-9-1
Potamogetonaceae GH: 01695047 Potamogeton nodosus Poiret USA: Virginia Aquia Creek H. T. O'Neill 1930-8-12
Rosaceae A: 01725432 Prunus virginiana Linnaeus USA: Virginia Skyland H. T. O'Neill 8175 1935-5-19
Rutaceae GH: 01584048 Ptelea trifoliata Linnaeus USA: Maryland On shell mound at Pope's Creek H. T. O'Neill 9104 1938-7-10
A: 01684274 Zanthoxylum spinosum (Swartz) Swartz USA: Florida [data not captured] H. T. O'Neill 8162 1933-3-28
Vitaceae A: 00814202 Vitis blancoi Munson Belize: Salt Creek H. T. O'Neill 8861 1936-9-15