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Publications from 2025

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    Biosystematic studies on Spergularia media and S. marina in the Netherlands IV. Reproduction, dissemination, karyogenetics and taxonomy Article

    Mededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht, 335(1), 639-650.

    Sterk (Adrianus Anne)

    January 1969
    open access
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    Biosystematic studies on Spergularia media and S. marina in the Netherlands II. The morphological of S. marina Article

    Mededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht, 333(1), 467-476.

    Sterk (Adrianus Anne)

    January 1969
    open access
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    Size modification of recent pollen grains under different treatments Article

    Mededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht, 343(1), 175-202.

    Tj. Reitsma

    January 1969
    open access
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    Dates of publication and bibliographical notes Article

    Flora Malesiana Bulletin, 24(1), 1801-1801.

    M.J. van Steenis-Kruseman

    January 1969
    open access
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    Conservation of Malesian Forests Article

    Flora Malesiana Bulletin, 24(1), 1815-1816.

    G.W. Gillett and J.S. Womersley

    January 1969
    open access
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    Personal news Article

    Flora Malesiana Bulletin, 24(1), 1776-1780.

    Author Unknown

    January 1969
    open access
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    Miscellaneous information Article

    Flora Malesiana Bulletin, 24(1), 1789-1795.

    Author Unknown

    January 1969
    open access
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    Bibliography Article

    Flora Malesiana Bulletin, 23(1), 1713-1771.

    Author Unknown

    January 1969
    open access
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    Editorial Article

    Flora Malesiana Bulletin, 23(1), 1669-1673.

    Author Unknown

    January 1969
    open access
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    Palynological work on Malesian taxa at Leiden Article

    Flora Malesiana Bulletin, 24(1), 1802-1802.

    C.G.G.J. van Steenis

    January 1969
    open access
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    Endemism Article

    Flora Malesiana Bulletin, 24(1), 1817-1817.

    J.E. Vidal

    January 1969
    open access
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    Progress in Malesian botany Article

    Flora Malesiana Bulletin, 24(1), 1780-1783.

    Author Unknown

    January 1969
    open access
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    Reviews Article

    Flora Malesiana Bulletin, 23(1), 1705-1712.

    Author Unknown

    January 1969
    open access
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    Reprinted works on Malesian Botany Article

    Flora Malesiana Bulletin, 23(1), 1704-1704.

    Author Unknown

    January 1969
    open access
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    Editorial Article

    Flora Malesiana Bulletin, 24(1), 1773-1774.

    Author Unknown

    January 1969
    open access
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    Research in the Botany Department. University of Malaya, Kuala Lumpur Article

    Flora Malesiana Bulletin, 24(1), 1795-1800.

    Author Unknown

    January 1969
    open access
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    Solomon Islands Botany Article

    Flora Malesiana Bulletin, 24(1), 1803-1814.

    C.G.G.J. van Steenis

    January 1969
    open access
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    Palynological Evidence on the History of pantropical Plants Article

    Flora Malesiana Bulletin, 23(1), 1698-1699.

    J. Muller

    January 1969
    open access
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    The Urgent Need of Permanent Forest Reserves in Malaya Article

    Flora Malesiana Bulletin, 23(1), 1694-1697.

    C.G.G.J. van Steenis

    January 1969
    open access
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    Obituaries and biographical notes Article

    Flora Malesiana Bulletin, 24(1), 1775-1776.

    Author Unknown

    January 1969
    open access
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    Miscellaneous information Article

    Flora Malesiana Bulletin, 23(1), 1688-1693.

    Author Unknown

    January 1969
    open access
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    The Mountain Elevation Effect Article

    Flora Malesiana Bulletin, 23(1), 1700-1700.

    C.G.G.J. van Steenis

    January 1969
    open access
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    Expeditions and other exploration Article

    Flora Malesiana Bulletin, 24(1), 1783-1789.

    Author Unknown

    January 1969
    open access
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    Phytochemistry as a means for checking erroneously localized specimens Article

    Flora Malesiana Bulletin, 24(1), 1801-1801.

    C.G.G.J. van Steenis

    January 1969
    open access
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    Bibliography Article

    Flora Malesiana Bulletin, 24(1), 1822-1872.

    Author Unknown

    January 1969
    open access
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    Progress in Malesian botany Article

    Flora Malesiana Bulletin, 23(1), 1680-1683.

    Author Unknown

    January 1969
    open access
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    The Presumed Pleistocene Glaciation of the Southeast Brazilian Itatiaia Mountains Article

    Flora Malesiana Bulletin, 23(1), 1701-1703.

    C.G.G.J. van Steenis

    January 1969
    open access
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    Reviews Article

    Flora Malesiana Bulletin, 24(1), 1818-1821.

    Author Unknown

    January 1969
    open access
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    Obituaries and biographical notes Article

    Flora Malesiana Bulletin, 23(1), 1674-1675.

    Author Unknown

    January 1969
    open access
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    Expeditions and other exploration Article

    Flora Malesiana Bulletin, 23(1), 1684-1688.

    Author Unknown

    January 1969
    open access
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    Personal news Article

    Flora Malesiana Bulletin, 23(1), 1675-1679.

    Author Unknown

    January 1969
    open access
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    Notes on European polypores-III. Notes on species with stalked fruitbody Article

    Persoonia - Molecular Phylogeny and Evolution of Fungi, 5(3), 237-263.

    M.A. Donk

    January 1969
    open access
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    Notes on cantharelloid fungi—II. Some new taxa, and notes on Pseudocraterellus Article

    Persoonia - Molecular Phylogeny and Evolution of Fungi, 5(3), 211-223.

    Petersen (Ronald H.)

    January 1969
    open access
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    Studies on Discomycetes — III Article

    Persoonia - Molecular Phylogeny and Evolution of Fungi, 5(3), 225-231.

    J. van Brummelen

    January 1969
    open access
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    Clues for the determination of the spore-sizes in Boudie’s illustrated publications Article

    Persoonia - Molecular Phylogeny and Evolution of Fungi, 5(3), 233-236.

    J. van Brummelen

    January 1969
    open access
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    Morphology and subdivision of Amanita and a monograph of its section Lepidella Article

    Persoonia - Molecular Phylogeny and Evolution of Fungi, 5(4), 285-573.

    C. Bas

    January 1969
    open access
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    Notes on Cantharellus sect. Leptocantharellus Article

    Persoonia - Molecular Phylogeny and Evolution of Fungi, 5(3), 265-284.

    M.A. Donk

    January 1969
    open access
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    De vegetatie van een gestoorde strook grond in een Goois heideveld Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(12), 217-218.

    H. Griffioen

    January 1969
    open access
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    Enkele opmerkingen over het geslacht Enteromorpha Link op de schorren en slikken van Z.W.-Nederland Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(10), 178-183.

    P.H. Nienhuis

    January 1969
    open access
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    Een westelijke vindplaats van Carex elongata L Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(9), 150-151.

    J.J. den Held (Jan)

    January 1969
    open access
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    Cochlearia pyrenaica DC. in Nederland aangetroffen Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(11), 187-188.

    S.J. van Ooststroom

    January 1969
    open access
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    Differentiatie van Scirpus maritimus L. in Nederland Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(11), 193-200.

    Robertus-Koster (E. Irene)

    January 1969
    open access
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    Een vruchtbaar terrein van studie Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(12), 210-212.

    M. Jacobs

    January 1969
    open access
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    Nieuwe vondsten van zeldzame planten in Nederland, hoofdzakelijk in 1968 Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(10), 167-177.

    S.J. van Ooststroom and J. Mennema

    January 1969
    open access
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    Zijn Gagea lutea (L.) Ker-Gawl. en Gagea spathacea (Hayne) Salisb. in N.O.-Nederland als stinseplanten te beschouwen? Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(9), 161-165.

    H.P.M. Hillegers

    January 1969
    open access
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    Een weinig gebruikt kenmerk van Ajuga genevensis L Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(12), 208-210.

    Ch.H. Andreas and Salverda (Maja C.)

    January 1969
    open access
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    Boekbesprekingen Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(9), 166-166.

    J.H. Kern and J. Mennema

    January 1969
    open access
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    De identiteit van Portulaca advena Reichg. & Von Poellnitz Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(11), 189-191.

    R. Geesink

    January 1969
    open access
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    Boekaankondiging Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(12), 218-218.

    C. Kalkman

    January 1969
    open access
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    Wat is „Plantago intermedia”? Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(12), 212-217.

    F.A.C.B. Adema (Frits)

    January 1969
    open access
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    Boekaankondigingen Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(10), 184-186.

    Author Unknown

    January 1969
    open access
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    Excursie Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(11), 202-202.

    Author Unknown

    January 1969
    open access
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    Vindplaatsen van stinseplanten in Friesland Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(12), 203-208.

    D.T.E. van der Ploeg

    January 1969
    open access
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    Boekaankondiging Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(11), 200-201.

    Author Unknown

    January 1969
    open access
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    Korte mededeling Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(9), 165-165.

    S.J. van Ooststroom

    January 1969
    open access
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    Verspreiding van wegbermplanten in Oostelijk Flevoland Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(9), 151-160.

    J. van der Toorn, B. Donougho and M. Brandsma

    January 1969
    open access
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    Enige opmerkingen betreffende Gagea lutea en het begrip stinseplant Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(11), 191-193.

    G. Londo (Ger)

    January 1969
    open access
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    Nog eens Polypodium: een nieuw anatomisch-morfologisch kenmerk voor onze drie Europese soorten Article

    Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 4(9), 147-150.

    E. van Rompaey

    January 1969
    open access
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    The pollen cone of Falcatifolium papuanum De Laubenfels (Taxaceae) Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(2), 274-274.

    D.J. de Laubenfels (David)

    January 1969
    open access
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    Monograph of the tribe Apostasieae (Orchidaceae) Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(2), 313-350.

    E.F. de Vogel (Eduard)

    January 1969
    open access
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    Retirement of Mr J. H. Kern Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(1), 1-3.

    C.G.G.J. van Steenis

    January 1969
    open access
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    Review Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(1), 265-265.

    E. Hennipman

    January 1969
    open access
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    Revision of the genus Aponogeton (Aponogetonaceae). III. The species of Australia Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(1), 121-137.

    H.W.E. van Bruggen

    January 1969
    open access
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    Pollen of Sarawakodendron (Celastraceae) and some related genera, with notes on techniques Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(1), 97-120.

    Ding Hou

    January 1969
    open access
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    Florae Malesianae Praecursores L. A revision of Lepisanthes (Sapindaceae) Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(1), 33-91.

    P.W. Leenhouts

    January 1969
    open access
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    Terminalia macrantha (Combretaceae), a new Philippine species Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(1), 93-95.

    Rojo (Justo P.)

    January 1969
    open access
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    An account of the genus Portulaca in Indo-Australia and the Pacific (Portulacaceae) Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(2), 275-301.

    R. Geesink

    January 1969
    open access
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    Two new taxa and three new combinations in East African Adenia (Passifloraceae) Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(1), 179-180.

    W.J.J.O. de Wilde (Willem)

    January 1969
    open access
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    An annotated key to the South-East Asiatic, Malesian, Mascarene, and African species of Myriophyllum (Haloragaceae) Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(2), 303-311.

    R. van der Meijden (Ruud)

    January 1969
    open access
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    Materials for a monograph of the Meliaceae. I. A revision of the genus Vavaea Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(2), 351-366.

    T.D. Pennington

    January 1969
    open access
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    Miscellaneous botanical notes XXI Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(2), 267-273.

    C.G.G.J. van Steenis

    January 1969
    open access
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    The identity of Homaliopsis Sp. Moore Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(1), 4-4.

    H. Sleumer

    January 1969
    open access
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    Studies in the family Thelypteridaceae. The genera Phegopteris, Pseudophegopteris, and Macrothelypteris Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(1), 5-32.

    R.E. Holttum

    January 1969
    open access
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    Materials towards the knowledge of the Icacinaceae of Asia, Malesia, and adjacent areas Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(1), 181-264.

    H. Sleumer

    January 1969
    open access
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    Review Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(2), 312-312.

    C.G.G.J. van Steenis

    January 1969
    open access
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    A study on the diversity of island floras Article

    Blumea: Biodiversity, Evolution and Biogeography of Plants, 17(1), 139-178.

    M.M.J. van Balgooy

    January 1969
    open access
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    The Heteroptera of the Netherlands Antilles – VII Corixidae Article

    Studies on the Fauna of Curaçao and other Caribbean Islands, 28(1), 135-164.

    N. Nieser (Nico)

    January 1969
    open access
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    Copepods of the genus Scambicornus (Cyclopoida, Lichomolgidae) associated with Holothurians in the West Indies Article

    Studies on the Fauna of Curaçao and other Caribbean Islands, 29(1), 79-95.

    A.G. Humes (Arthur)

    January 1969
    open access
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    Caribbean Bomolochidae (Copepoda: Cyclopoida) Article

    Studies on the Fauna of Curaçao and other Caribbean Islands, 28(1), 1-125.

    W. Vervoort

    January 1969
    open access
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    New Records of Ticks from the Lesser Antilles Article

    Studies on the Fauna of Curaçao and other Caribbean Islands, 28(1), 126-134.

    Kohls (Glen M.)

    January 1969
    open access
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    Notes on the Herpetology of the U.S. Naval Base at Guantanamo Bay, Cuba Article

    Studies on the Fauna of Curaçao and other Caribbean Islands, 31(1), 159-201.

    R.V. Lando and E.E. Williams (Ernest)

    January 1969
    open access
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    Recent Foraminifera from Barbados Article

    Studies on the Fauna of Curaçao and other Caribbean Islands, 31(1), 1-158.

    J. Hofker

    January 1969
    open access
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    Notes on Antillean Notonectidae Article

    Studies on the Fauna of Curaçao and other Caribbean Islands, 30(1), 88-98.

    N. Nieser (Nico)

    January 1969
    open access
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    The Heteroptera of the Netherlands Antilles – VIII Pleidae, Naucoridae, Ranatridae Article

    Studies on the Fauna of Curaçao and other Caribbean Islands, 30(1), 58-71.

    N. Nieser (Nico)

    January 1969
    open access
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    The Amphibia of Trinidad Article

    Studies on the Fauna of Curaçao and other Caribbean Islands, 29(1), 1-78.

    Kenny (Julian S.)

    January 1969
    open access
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    Records of Antillean Water-striders (Heteroptera) Article

    Studies on the Fauna of Curaçao and other Caribbean Islands, 30(1), 72-87.

    M. de Kort-Gommers and N. Nieser (Nico)

    January 1969
    open access
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    The Antillean Eleutherodactylus of the Auriculatus group Article

    Studies on the Fauna of Curaçao and other Caribbean Islands, 30(1), 99-115.

    Albert Schwartz

    January 1969
    open access
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    Ascidians of the family Styelidae from the Caribbean Article

    Studies on the Fauna of Curaçao and other Caribbean Islands, 30(1), 1-57.

    C.J. van der Sloot

    January 1969
    open access
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    Morphological observations on Kozlowskiellina (Spiriferida) Article

    Leidse Geologische Mededelingen, 44(1), 265-281.

    Th.F. Krans

    January 1969
    open access
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    Provisional geological map of the Southern Cantabrian Mountains (Spain) Article

    Leidse Geologische Mededelingen, 43(1), 217-220.

    D. Boschma

    January 1969
    open access
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    The Lac-Croche plutonic complex, Quebec: basement of Grenville paragneisses? Article

    Leidse Geologische Mededelingen, 43(1), 1-7.

    K. Schrijver

    January 1969
    open access
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    Carboniferous Productidina and Chonetidina of the Cantabrian Mountains (NW Spain): Systematics, stratigraphy and palaeoecology Article

    Leidse Geologische Mededelingen, 43(1), 41-126.

    C.F. Winkler Prins (Cor)

    January 1969
    open access
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    Microtextures in recent and fossil caliche Article

    Leidse Geologische Mededelingen, 42(1), 131-141.

    P.J.C. Nagtegaal (Peter)

    January 1969
    open access
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    Fossil non-calcareous Algae from insoluble residues of algal limestones Article

    Leidse Geologische Mededelingen, 44(1), 235-239.

    J.J. de Meijer

    January 1969
    open access
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    On two hollinid ostracode genera from the Upper Carboniferous of Northwestern Spain Article

    Leidse Geologische Mededelingen, 43(1), 157-190.

    M.J.M. Bless

    January 1969
    open access
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    The relationship between orogenesis and sedimentation in the SW part of the Cantabrian Mountains (NW Spain) Article

    Leidse Geologische Mededelingen, 44(1), 227-233.

    W.J. van den Bosch

    January 1969
    open access
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    K-Ar age of hornblende from a hornblendite vein in the Alpine-type ultramafic mass of the Étang de Lers (Ariège), French Pyrenees Article

    Leidse Geologische Mededelingen, 42(1), 59-59.

    R.H. Verschure, E.H. Hebeda, N.A.I.M. Boelrijk, H.N.A. Priem and H.G. Avé Lallemant

    January 1969
    open access
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    Devonian Stromatoporoids of the Cantabrian Mountains (Spain) Article

    Leidse Geologische Mededelingen, 44(1), 1-52.

    B.H.G. Sleumer

    January 1969
    open access
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    Structural petrology of the garnet-peridotite of Alpe Arami (Ticino, Switzerland) Article

    Leidse Geologische Mededelingen, 42(1), 61-130.

    J.R. Möckel

    January 1969
    open access
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    Gross structure and microstructure of Stromatoporella granulata (Nicholson, 1873) and their consequences on the definition of some Devonian stromatoporoid genera Article

    Leidse Geologische Mededelingen, 43(1), 9-17.

    B.H.G. Sleumer

    January 1969
    open access
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