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Partitioning and Sharing of Pollinators by Four Sympatric Species of Dalechampia (Euphorbiaceae) in Panama
Vol 71, Page 1
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Pollination Biology and the Breeding System of Acacia Retinodes (Leguminosae: Mimosoideae)
Vol 71, Page 17
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Flavonoids of Onagraceae
Vol 71, Page 30
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A Palynological Study of the Genus Fuchsia (Onagraceae)
Vol 71, Page 35
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The Simple Leaved Lupines and Their Relatives in Argentina
Vol 71, Page 92
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Systematics and Reproductive Biology of the Central American Species of the Aphelandra pulcherrima Complex (Acanthaceae)
Vol 71, Page 104
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Klainedoxa (Irvingiaceae) at Makokou, Gabon: Three Sympatric Species in a Putatively Monotypic Genus
Vol 71, Page 166
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Psychotria hebeclada DC. (Rubiaceae), an Overlooked Species from Central America
Vol 71, Page 169
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Estimation of Genome Size (C-Value) in Iridaceae by Cytophotometry
Vol 71, Page 176
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A Survey of Seed Surface Morphology in Hesperantha (Iridaceae)
Vol 71, Page 181
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A Floristic Study of Volcan Mombacho Department of Granada, Nicaragua
Vol 71, Page 191
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An Index to the Families in Engler and Prantl's "Die Naturlichen Pflanzenfamilien"
Vol 71, Page 210
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Techniques for Collecting Aquatic and Marsh Plants
Vol 71, Page 229
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Wood and Stem Anatomy of Bergia suffruticosa: Relationships of Elatinaceae and Broader Significance of Vascular Tracheids, Vasicentric Tracheids, and Fibriform Vessel Elements
Vol 71, Page 232
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Further Thoughts on Dioecism and Islands
Vol 71, Page 244
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Sexual Dimorphism and Ecological Differentiation of Male and Female Plants
Vol 71, Page 254
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The Adaptive Significance of Sexual Lability in Plants Using Atriplex canescens as a Principal Example
Vol 71, Page 265
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Variation in Floral Sexuality of Diclinous Aralia (Araliaceae)
Vol 71, Page 278
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The Evolution of Dioecy-Concluding Remarks
Vol 71, Page 294
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Flora of the Venezuelan Guayana-I
Vol 71, Iss 1, Page 297
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Historical Perspectives of Angiosperm Evolution: Introduction
Vol 71, Page 348
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Archaenthus: An Early Angiosperm From the Cenomanian of the Western Interior of North America
Vol 71, Page 351
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Lesqueria: An Early Angiosperm Fruiting Axis From the Mid-Cretaceous
Vol 71, Page 384
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Preliminary Report of Upper Cretaceous Angiosperm Reproductive Organs From Sweden and Their Level of Organization
Vol 71, Page 403
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Significance of Fossil Pollen for Angiosperm History
Vol 71, Page 419
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Angiosperm Origins and Evolution Based on Dispersed Fossil Pollen Ultrastructure
Vol 71, Page 444
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Ultrastructure of Lower Cretaceous Angiosperm Pollen and the Origin and Early Evolution of Flowering Plants
Vol 71, Page 464
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Cuticle Evolution in Early Cretaceous Angiosperms From the Potomac Group of Virginia and Maryland
Vol 71, Page 522
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Seed Size, Dispersal Syndromes, and the Rise of the Angiosperms: Evidence and Hypothesis
Vol 71, Page 551
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New Paleobotanical Data on Origin and Early Evolution of Angiospermy
Vol 71, Page 577
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Mesosperm Palynologic Evidence and Ancestors of Angiosperms
Vol 71, Page 593
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Flowers From the Eocene Oil-Shale of Messel: A Preliminary Report
Vol 71, Page 599
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Advanced (Constant) Insect Pollination Mechanisms: Pattern of Evolution and Implications Vis-a-Vis Angiosperm Diversity
Vol 71, Page 607
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Alzateaceae, A New Family of Myrtales in the American Tropics
Vol 71, Page 757
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Wood Anatomy and Classification of the Myrtales
Vol 71, Page 783
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Leaf Histology and Its Contribution to Relationships in the Myrtales
Vol 71, Page 801
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Ultrastructure of Sieve-Element Plastids of Myrtales and Allied Groups
Vol 71, Page 824
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Reproductive Anatomy and Morphology of Myrtales in Relation to Systematics
Vol 71, Page 832
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The Embryology and Relationships of Rhynchocalyx Oliv. (Rhynchocalycaceae)
Vol 71, Page 836
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The Embryology and Relationships of Alzatea Ruiz & Pav. (Alzateaceae, Myrtales)
Vol 71, Page 844
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Flavonoids of Rhynchocalycaceae (Myrtales)
Vol 71, Page 853
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Flavonoids of Alzateaceae (Myrtales)
Vol 71, Page 855
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Pollen Characters in Relation to the Delimitation of Myrtales
Vol 71, Page 858
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Lisianthius Pollen from the Eocene of Panama
Vol 71, Page 987
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Steyermarkochloa unifolia, A New Genus from Venezuela and Colombia (Poaceae: Arundinoideae: Steyermarkochloeae)
Vol 71, Page 994
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Occurrence of Crystals in Iridaceae and Allied Families and their Phylogenetic Significance
Vol 71, Page 1013
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A Review of Euphorbia (Euphorbiaceae) In Baja California
Vol 71, Page 1021
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A Revision of Stenandrium (Acanthaceae) in Mexico and Adjacent Regions
Vol 71, Page 1028
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Notes on Symphytum (Boraginaceae) in North America
Vol 71, Page 1061
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Two New Species of Passiflora (Passifloraceae) From Panama, with Comments on Their Natural History
Vol 71, Page 1068
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New Species and Combinations in Apocynaceae from Peru and Adjacent Amazonia
Vol 71, Page 1075
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New Species of Galaxia (Iridaceae) and Notes on Cytology and Evolution in the Genus
Vol 71, Page 1082
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The Phytogeographic Significance of Some Extinct Gondwana Pollen Types from the Tertiary of the Southwestern Cape (South Africa)
Vol 71, Page 1088
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Maize Introgression Into Teosinte-A Reappraisal
Vol 71, Page 1100
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Reconsideration of Oenothera Subg. Gauropsis (Onagraceae)
Vol 71, Page 1114
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Systematics of Osmorhiza Raf. (Apiaceae: Apioideae)
Vol 71, Page 1128
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A Guide to Collecting Passionflowers
Vol 71, Page 1172
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New Rubiaceae from Venezuela
Vol 71, Page 1175
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A Commentary on the Definition of the Order Myrtales
Vol 71, Page 780
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Alectra aspera (Cham. & Schlecht.)
Vol 71, Page 1184
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Circaea aplina L. (Onagraceae) in Thailand
Vol 71, Page 1185
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A New Species of Guatteria (Annonaceae) from Panama
Vol 71, Page 1186
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THE ORDER MYRTALES: CIRCUMSCRIPTION, VARIATION, AND RELATIONSHIPS
Vol 71, Page 633
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Notes on Neotropical Lauraceae
Vol 71, Page 1180