R. J. O`Kennon

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61 collections found. 50 collections shown.

R. J. O`Kennon (11684)

Amaranthaceae Gossypianthus lanuginosus - United States of America

R. J. O`Kennon (9221)

Apiaceae Cicuta maculata L. - United States of America

R. J. O`Kennon (11012)

Apiaceae Cyclospermum leptophyllum (Pers.) Sprague ex Britton & P. Wilson - United States of America

R. J. O`Kennon (10504)

Asteraceae Acourtia runcinata - United States of America

R. J. O`Kennon (10952)

Asteraceae Ambrosia psilostachya DC. - United States of America

R. J. O`Kennon (7437)

Asteraceae Carthamus lanatus L. - United States of America

R. J. O`Kennon (1001)

Asteraceae Cirsium vulgare (Savi) Ten. - United States of America

R. J. O`Kennon (11380)

Asteraceae Krigia virginica - United States of America

R. J. O`Kennon (11102)

Asteraceae Packera texensis O'Kennon & Trock - United States of America

R. J. O`Kennon (23849)

Asteraceae Packera texensis O'Kennon & Trock - United States of America

R. J. O`Kennon (11059)

Asteraceae Packera texensis O'Kennon & Trock - United States of America

R. J. O`Kennon (10489)

Berberidaceae Berberis trifoliolata Moric. - United States of America

R. J. O`Kennon (10490)

Berberidaceae Nandina domestica Thunb. - United States of America

R. J. O`Kennon (10493)

Bignoniaceae Bignonia capreolata - United States of America

R. J. O`Kennon (8400)

Boraginaceae Buglossoides arvensis - United States of America

R. J. O`Kennon (12070)

Boraginaceae Cryptantha texana - United States of America

R. J. O`Kennon (11378)

Boraginaceae Lappula occidentalis var. cupulata - United States of America

R. J. O`Kennon (10498)

Boraginaceae Lithospermum matamorense - United States of America

R. J. O`Kennon (8355)

Boraginaceae Lithospermum mirable - United States of America

R. J. O`Kennon (10639)

Boraginaceae Myosotis macrosperma - United States of America

R. J. O`Kennon (10634)

Boraginaceae Myosotis verna - United States of America

R. J. O`Kennon (8887)

Boraginaceae Onosmodium bejariense - United States of America

R. J. O`Kennon (9129)

Boraginaceae Onosmodium helleri - United States of America

R. J. O`Kennon (10500)

Boraginaceae Tiquilia canescens - United States of America

R. J. O`Kennon (8634)

Brassicaceae Camelina microcarpa - United States of America

R. J. O`Kennon (8716)

Brassicaceae Conringia orientalis (L.) Dum - United States of America

R. J. O`Kennon (11111)

Brassicaceae Descurainia pinnata - United States of America

R. J. O`Kennon (11427)

Brassicaceae Lesquerella fendleri - United States of America

R. J. O`Kennon (8125)

Convolvulaceae Ipomoea costellata var. edwardsensis O'Kennon - United States of America

R. J. O`Kennon (17785)

Cuppresaceae Juniperus virginiana var. crebra Fernald & Griscom - United States of America

R. J. O`Kennon (8176)

Cyperaceae Bulbostylis capillaris (L.) Clarke - United States of America

R. J. O`Kennon (10708)

Cyperaceae Eleocharis atropurpurea (Retz.) J. & K. Presl. - United States of America

R. J. O`Kennon (10716)

Cyperaceae Eleocharis coloradoensis (Britt.) Gilly - United States of America

R. J. O`Kennon (10910)

Cyperaceae Eleocharis engelmannii Steud. - United States of America

R. J. O`Kennon (9747)

Cyperaceae Eleocharis geniculata (L.) Roemer & J. A. Schultes - United States of America

R. J. O`Kennon (10709)

Cyperaceae Eleocharis interstincta Zinserl. - United States of America

R. J. O`Kennon (10675)

Cyperaceae Eleocharis microformis Buckley - United States of America

R. J. O`Kennon (10714)

Cyperaceae Eleocharis obtusa (Willd.) Schult. - United States of America

R. J. O`Kennon (10701)

Cyperaceae Fimbristylis puberula var. var. puberula (Michx.) Vahl - United States of America

R. J. O`Kennon (10703)

Cyperaceae Fimbristylis puberula var. var. interior (Britton) Kral - United States of America

R. J. O`Kennon (10739)

Cyperaceae Rhynchospora nivea Boeck. - United States of America

R. J. O`Kennon (17242)

Dryopteridaceae Woodsia obtusa ssp. occidentalis Windham - United States of America

R. J. O`Kennon (22521)

Equisetaceae Equisetum hyemale var. affine - United States of America

R. J. O`Kennon (22537)

Equisetaceae Equisetum hyemale ssp. affine (Engelm.) Calder & Roy L.Taylor - United States of America

R. J. O`Kennon (11677)

Eriocaulonaceae Eriocaulon koernickianum van Heurck & Muell.-Arg. - United States of America

R. J. O`Kennon (11232)

Fabaceae Medicago arabica - United States of America

R. J. O`Kennon (9086)

Fabaceae Medicago lupulina - United States of America

R. J. O`Kennon (10641)

Fabaceae Medicago sativa - United States of America

R. J. O`Kennon (8964)

Fabaceae Melilotus indicus - United States of America

R. J. O`Kennon (8965)

Fabaceae Melilotus officinalis - United States of America