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The leaf essential oil of Abies grandis (Doug. ex D. Don) Lindl. (Pinaceae): revisited 38 years later
Vol 97, Iss 1, Page 1
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Taxonomic study of the Tithonia calva complex (Asteraceae, Heliantheae)
Vol 97, Iss 1, Page 12
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Three new species of Stevia (Asteraceae: Eupatorieae) from northern Mexico
Vol 97, Iss 1, Page 25
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Gas exchange rates for Chaptalia texana (silver-puff, Asteraceae) An herbaceous understory species
Vol 97, Iss 1, Page 32
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A molecular re-examination of phylogenetic relationships among Juniperus, Cupressus, and the Hesperocyparis-Callitropsis-Xanthocyparis clades of Cupressaceae
Vol 97, Iss 1, Page 67
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A review and update of the genus Sapromyces (Straminipila: Oomycota)
Vol 97, Iss 2, Page 82
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Geographic variation in the leaf essential oils of Juniperus grandis (Cupressaceae) III. San Gabriel Mtns. population
Vol 97, Iss 2, Page 94
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Photosynthetic characteristics of Garrya ovata Benth. (Lindheimer’s silktassle, Garryaceae) at ambient and elevated levels of light, CO2 and temperature
Vol 97, Iss 2, Page 103
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New Names for the Texas Taxa of Acacia (Fabaceae)
Vol 97, Iss 2, Page 120
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Juniperus communis in Morocco: analyses of nrDNA and cpDNA regions
Vol 97, Iss 2, Page 123
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A photographic essay on the development of seed cones in Juniperus arizonica
Vol 97, Iss 2, Page 129
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Hymenopappus carrii (Asteraceae: Helenieae), a new species frrm the gulf coastal prairie of south-central Texas
Vol 97, Iss 2, Page 132
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Lectotypification of Viscum latifolium Lamarck
Vol 97, Iss 2, Page 137
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Endemism in two new species of Dendrophthora (Viscaceae) from Cerro Jefe, Panama
Vol 97, Iss 2, Page 139
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The volatile leaf oils of Juniperus flaccida Schltdl., J. martinezii Perez de la Rosa and J. poblana (Mart.) R. P.     Adams, re-examined
Vol 97, Iss 2, Page 145
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A new, flaccid, decurrent leaf variety of Juniperus poblana from Mexico: J. poblana var. decurrens R. P. Adams
Vol 97, Iss 3, Page 152
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Vachellia x ruthvenii (V. bravoensis x V. rigidula) (Fabaceae: Mimosoideae) in Texas
Vol 97, Iss 3, Page 170
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Taxonomy of the Phacelia infundibuliformis complex (Hydrophyllaceae)
Vol 97, Iss 3, Page 175
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Clarification of Acacia multipinnata, A. paniculata, A. scandens and A. tenuifolia
Vol 97, Iss 3, Page 179
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A morphometric analysis of Arceuthobium campylopodum, A. laricis, and A. tsugense (Viscaceae)
Vol 97, Iss 3, Page 200
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Nomenclatural corrections in Convolvulaceae diversae
Vol 97, Iss 3, Page 219
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Validation of the name Senegalia x turneri
Vol 97, Iss 3, Page 224
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Taxonomy of Chamaesaracha (Solanaceae)
Vol 97, Iss 3, Page 226
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New synonyms and comments on Phoradendron (Viscaceae)
Vol 97, Iss 3, Page 246
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Geographic variation in the volatile leaf oil of Juniperus occidentalis. II. Analysis from throughout its geographic range
Vol 97, Iss 4, Page 265--270
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Chlorogalum pomeridianum (D.C.) Kunth ssp. austrooreganum Callahan (Asparagaceae), a new subspecies from Jackson County, Oregon, and adjacent Siskiyou County, California
Vol 97, Iss 4, Page 271--274
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Two new subspecies of Calochortus umpquaensis (Liliaceae) from southwestern Oregon: C. umpquaensis Fredricks ssp. confertus Callahan and C. umpquaensis Fredericks ssp. flavicomus Callahan
Vol 97, Iss 4, Page 275--281
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Calochortus rustvoldii Callahan (Liliaceae), A new species from Los Angeles and Ventura counties, California
Vol 97, Iss 4, Page 282--285
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A second attempt for validation of the names Senegalia × turneri, S. × zamudii, and Vachellia × ziggyi
Vol 97, Iss 4, Page 291--292