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A new species of Dicranodontium (Musci: Dicranaceae) from Panama
Volume 2, Page 1
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Draba barclayana (Brassicaceae), a new species from Colombia
Volume 2, Page 4
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Three new species of Masdevallia (Orchidaceae) from South America
Volume 2, Page 6
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Dos nuevos especies de Nototriche (Malvaceae) del Peru
Volume 2, Page 12
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Two new species of Jungia (Compositae) from Peru
Volume 2, Page 16
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Compositae of the Guayana Highlands [sic] - VI. Huberopappus maigualidae (Vernonieae), a new genus and species from Venezuela
Volume 2, Page 19
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Mosiera (Myrtaceae) in Mexico and Mesoamerica
Volume 2, Page 26
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Three new species and a new combination in the Asclepiadaceae from the Venezuelan Guayana
Volume 2, Page 30
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Two new species of Aristida (Poaceae) from Brazil
Volume 2, Page 36
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Guadua chacoensis (Poaceae: Bambuseae), its taxonomic identity, morphology, and affinities
Volume 2, Page 41
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Una nueva Ayenia (Sterculiaceae) con nectarios foliares de Costa Rica
Volume 2, Page 48
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New taxa of Lonchocarpus (Fabaceae: Milletieae) from the Venezuelan Guayana
Volume 2, Page 53
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Cryosophila macrocarpa (Palmae), a new species from Chocó Department, Colombia
Volume 2, Page 58
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New species and new combinations of Justicia (Acanthaceae) from the Venezuelan Guayana
Volume 2, Page 62
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New taxa and nomenclatural combinations of Mesoamerican grasses (Poaceae)
Volume 2, Page 81
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Merostachys burmanii (Poaceae: Bambusoideae: Bambuseae), a new species from Brazil
Volume 2, Page 111
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Muhlenbergia cualensis and M. michisensis (Poaceae: Eragrostoideae): Two new species from Mexico
Volume 2, Page 114
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Leucoloma crosbyi (Dicranaceae), a new species endemic to Northern Madagascar
Volume 2, Page 119
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Notes on the Solanaceae of China and neighboring areas
Volume 2, Page 124
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Five new species of ferns from the American tropics
Volume 2, Page 132
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New species of Ruellia (Acanthaceae) from the Venezuelan Guayana
Volume 2, Page 139
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Nomenclatural changes in the Acanthaceae and two new species of Odontonema from Venezuela and Guyana
Volume 2, Page 149
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A new species of Aptandra (Olacaceae) from Amazonian Peru
Volume 2, Page 153
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Four new species of Meliosma (Sabiaceae) from Peru
Volume 2, Page 155
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Six new species of Bignoniaceae from Upper Amazonia
Volume 2, Page 159
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A new species of Aegiphila (Verbenaceae) from Colombia
Volume 2, Page 167
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Mesanthophora, a new genus of Vernonieae (Asteraceae) from Paraguay
Volume 2, Page 169
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Recognition of Brownea coccinea Jacq. subspecies capitella (Leguminosae: Caesalpinioideae)
Volume 2, Page 173
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A new species of Solanum section Micracantha (Solanaceae) from northeastern Brazil
Volume 2, Page 179
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A new lowland species of Tropaeolum (Tropaeolaceae) from the Venezuelan Guayana
Volume 2, Page 182
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Nomenclatural changes of some Californian Castilleja (Scrophulariaceae)
Volume 2, Page 185
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Jaltomata grandiflora (Solanaceae): a rare Mexican species
Volume 2, Page 190
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Two new species of Paspalum (Poaceae: Paniceae) from Venezuela and Colombia
Volume 2, Page 193
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Passiflora brachyantha (Passifloraceae), a new species from the Andes of southern Ecuador
Volume 2, Page 198
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Gurania sessiliflora (Cucurbitaceae), a new species from Panama
Volume 2, Page 201
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New western North American taxa of Arceuthobium (Viscaceae)
Volume 2, Page 204
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New combinations in Californian Lessingia (Compositae: Astereae)
Volume 2, Page 213
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New combinations in Californian Grindelia (Compositae: Astereae)
Volume 2, Page 215
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Antiostelma (Asclepiadaceae), a new genus from China
Volume 2, Page 218
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Cynanchum wangii (Asclepiadaceae), a new species from China
Volume 2, Page 220
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A new species of Sarcostemma (Asclepiadaceae) from Malawi
Volume 2, Page 223
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Two new combinations in Sechium (Cucurbitaceae) from Central America, and a new species from Oaxaca, Mexico
Volume 2, Page 227
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New combinations and nomenclatural notes on the genera Salacia and Tontelea (Celastraceae, sensu lato) in the Neotropics---V
Volume 2, Page 232
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Validation of subclass and superordinal names in Magnoliophyta
Volume 2, Page 235
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Validation of ordinal names of extant vascular plants
Volume 2, Page 238
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New natural hybrids and nomenclatural novelties in Catasetum (Orchidaceae) from the Guianas, Ecuador, and Peru
Volume 2, Page 241
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Taxonomic notes on Mesoamerican Annona section Atta (Annonaceae), including Annona pruinosa sp. nov
Volume 2, Page 249
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Croton ascendens (Euphorbiaceae), a new liana from eastern Amazonia
Volume 2, Page 252
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Ozobryum ogalalense (Pottiaceae), a new moss genus and species from the American Great Plains
Volume 2, Page 255
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Notes on Psychotria subgenus Heteropsychotria (Rubiaceae: Psychotrieae) in Mexico and northern Central America
Volume 2, Page 259
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Hiemobotrychium, a new section of Botrychium subgenus Sceptridium from the southeastern United States
Volume 2, Page 267
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Realignments in American Croton (Euphorbiaceae)
Volume 2, Page 269
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Eight new species of Ouratea (Ochnaceae) from Mesoamerica
Volume 2, Page 274
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A new species of Senecio Section Dichroa (Asteraceae-Senecioneae) from Brazil
Volume 2, Page 282
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Neviusia cliftonii (Rosaceae: Kerrieae), an intriguing new relict species from California
Volume 2, Page 285
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Eleven new species, a new variety, and a new varietal combination in the fern genera Asplenium and Diplazium in Central America
Volume 2, Page 290
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Sarcoglottis caudata (Orchidaceae) and Vellozia kolbekii (Velloziaceae), two new species from Minas Gerais, Brazil
Volume 2, Page 299
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Two new species of Stigmaphyllon (Malpighiaceae) from Peru
Volume 2, Page 302
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Change in status of Pinus cembroides subsp. orizabensis (Pinaceae) from central Mexico
Volume 2, Page 306
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Platanthera pallida (Orchidaceae), a new species of fringed orchis from Long Island, New York, U.S.A
Volume 2, Page 308
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Orchidaceae Dunstervillorum V: two new species and a new combination in Epidendrum from the Venezuelan Guayana
Volume 2, Page 312
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A new species of Cyperaceae (Cryptangieae) from the Venezuelan Guayana
Volume 2, Page 319
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New species of Festuca, Sporobolus, and Eriochloa (Poaceae) from Mesoamerica and South America
Volume 2, Page 322
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A new species of Brongniartia (Fabaceae: Faboideae) from Guerrero, Mexico
Volume 2, Page 330
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New species of woody plants from Amazonian Peru
Volume 2, Page 333
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A new combination in Psiguria (Cucurbitaceae) from Mesoamerica
Volume 2, Page 339
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Five new species of Solanum section Geminata (Solanaceae) from Peru and Ecuador
Volume 2, Page 341
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Two new species of Cladocolea (Loranthaceae) from Mexico and Surinam
Volume 2, Page 351
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Hypnella ambrosia (Bryopsida: Hookeriaceae), a new species from Bolivia
Volume 2, Page 355
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New species of Passiflora subgenus Plectostemma (Passifloraceae)
Volume 2, Page 358
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New species of the fern genus Elaphoglossum from Mesoamerica
Volume 2, Page 368
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Two new combinations in Peruvian Jaltomata (Solanaceae)
Volume 2, Page 383
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Two new species of Simsia (Asteraceae: Heliantheae) from southern Mexico
Volume 2, Page 385
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Ardisia callejasii (Myrsinaceae): a new species from the Antioquian Chocó of Colombia
Volume 2, Page 389
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Notes on the genus Myrsine (Myrsinaceae) in Peru
Volume 2, Page 392
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Adenophorus xcarsonii hyb. nov. (Grammitidaceae): a new endemic hybrid from the Island of Hawaii
Volume 2, Page 408
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Additions to Aequatorium and Gynoxys (Asteraceae: Senecioneae) in Bolivia, Ecuador, and Peru
Volume 2, Page 411
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A new species of Petrea (Verbenaceae) from Brazilian Amazonia
Volume 2, Page 417
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A review of the fern genus Micropolypodium (Grammitidaceae)
Volume 2, Page 419
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Melpomene, a new genus of Grammitidaceae (Pteridophyta)
Volume 2, Page 426
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Carex david-smithii (Cyperaceae), a new species from High Andean Peru
Volume 2, Page 433
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Notes on the Rubiaceae of Peru
Volume 2, Page 438
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A new species of Puya from Central Peru
Volume 2, Page 443
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Innovations in the fern genus Phanerophlebia
Volume 2, Page 445