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Botanica Helvetica

Botanica Helvetica Volume 97 (1987)
Intitulé Page
Pages liminaires
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Table des matières
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Cahier 1 _
Table des matières
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Nécrologie Heinz Kern : 30.3.1927 - 17.11.1986
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Article A monographic study of the genus Sparganium (Sparganiaceae). Part 2, Subgenus Sparganium
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Article Effect of nitrate and ammonium on long distance transport in cucumber plants
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45
Article Potentialités androgénétiques des quatre cytodèmes d'Anthoxanthum odoratum L. s. lat.
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53
Article Untersuchungen an Gipfeltrieben von Buche (Fagus sylvatica L.)
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61
Article Dactylorhiza lapponica (Laest. ex Hartman) Soó (Orchidaceae) im Alpenraum
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75
Article Etude des Pandanus (Pandanaceae) d'Afrique occidentale. 3e partie, Une espèce nouvelle du Ghana
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81
Article Funktionelle Anatomie des Gynocciums bei Staphylea
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89
Article Buellia uberior und B. miriquidica (Physciaceae, Lecanorales), zwei lichenicole Krustenflechten auf Schaereria tenebrosa
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99
Article Beiträge zu einer Revision der Gattung Rubus L. in der Schweiz
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117
Article A contribution to Apium nodiflorum (L.) Lag. (Apiaceae) pharmacobotany
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135
Article Isidium formation and the development of juvenile thalli in Parmelia pastillifera (Lecanorales, lichenized Ascomycetes)
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147
Cahier 2 _
Table des matières
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Article Taxonomic and chorological notes on the genus Aristolochia L. (Aristolochiaceae) from the Central and Eastern Mediterranean area
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155
Article The Dryopteris dilatata complex in the Soviet Far East
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167
Article C-value paradox in natural and artificial polyploids of the Christella (Cyclosorus) parasitica complex
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179
Article Some questions about natural hybrids in ferns
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195
Article A population of Botrychium lanuginosum Wall. ex Hook. & Grev. from Papua New Guinea and its relevance to hybridisation in pteridophytes with subterranean gametophytes
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207
Article A brief survey of the dromy in fern leaves, with an expanded terminology
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219
Article Chromosome studies in the Greek flora. III, Karyotypes of eight Aegean species
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229
Article Chemotaxonomische und morphologische Untersuchungen an den Rentierflechten Cladonia arbuscula und C. mitis
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239
Article Dynamique de la végétation sur les marges glaciaires récentes de la réserve d'Aletsch (Alpes valaisannes, Suisse) : 15 ans d'observations dans les placettes-témoin (1971-1986)
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265
Article Cystopterido fragilis-Fraxinetum excelsioris Theurillat et Béguin Ass. nova
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277
Article Bryofloristische Untersuchungen im Oberlugnez (Graubünden, Schweiz)
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279
Article Zum Nachweis des Carici-Fagetum luzuletosum im östlichen Jura
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Article Blattrandbürtige Brutkörper und Rhizoide bei Frullania parvistipula Steph. aus der Schweiz
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311
Article Morphometric evaluation of inclusion body-containing leucoplasts in leaf epidermal cells of Origanum dictamnus L.
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315
Article Yellowing and non-yellowing trees : a comparison of protein- and chlorophyll-loss in senescent leaves
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Article Extracion, identification et dosage des sucres du pétiole de l'épinard (Spinacia oleracea cv. Nobel) pendant la variation de photopériode
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329
Article The ability of a cultivar pathogenic race of Colletotrichum lindemuthianum to induce resistance to bean anthracnose in etiolated bean hypocotyls
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341
Article Le malattie e i parassiti del platano, situazione nel Ticino
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349
Article Disruption of the bipolar gametangial segregation by anticytoskeletal chemicals in Allomyces
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357