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List of works by Eckhard Wollenweber

16α,19-Diacetoxy-ewf-kaurane, a New Natural Diterpene from the Exudate of Ozothamnus scutellifolius (Asteraceae)

scientific article published in 2015

2′,5′-Dihydroxyflavone and its 5′-Acetate — Novel Compounds from the Farinose Exudate of Primula

scientific article

3-Methoxyflavones with unusual b-ring substitution from two species of Notholaena

scientific article published on 25 July 2002

5,2′,5′-trihydroxyflavone and 2′,β-dihydroxychalcone from Primula pulverulenta

5-Hydroxy-6,2′-dimethoxyflavone from Primula denticulata

scientific article published on 25 July 2002

6α-Acetoxy-16β,22-dihydroxyhopan-24-oic acid, a triterpene from the fern Notholaena candida var. copelandii

article published in 2002

8,2′-Dihydroxyflavone from Primula pulverulenta

scientific article published on 25 July 2002

A Myricetin Tetramethyl Ether from the Leaf and Stem Surfaces of Tillandsia usneoides

scientific article published in 1992

A Novel C-Methyl Isoflavone fromAbronia latifolia

scientific article published on 7 July 2007

A Novel C-Methylated Dihydrochalcone from Pityrogramma triangularis var. viscosa

scientific article

A Novel Caffeic Acid Derivative and Other Constituents of Populus Bud Excretion and Propolis (Bee-Glue)

scientific article published in 1987

A Novel Class of Complex Flavonoids from the Frond Exudate of Pityrogramma trifoliata

scientific article

A Reconsideration of the Genus Pityrogramma (Adiantaceae) in Western North America

scientific article

A dihydrocinnamoyl neoflavanoid from pityrogramma calomelanos

scientific article published on 25 July 2002

A geranyl α-pyrone from the leaf resin of Diplacus aurantiacus

scientific article published on 25 July 2002

A herbacetin methyl ether from the farinose exudate of a Pentagramma triangularis hybrid

article published in 2002

A long-chain epoxide from stem wax of Rubus thibetanus

scientific article published on 23 April 2003

A new natural flavone with a tetrasubstituted b-ring from the fern Notholaena Aschenborniana

scientific article published on 25 July 2002

A new skeletal triterpenoid isolated from Empetrum nigrum

A novel methyl ether of quercetagetin from Chromolaena odorata leaf exudate

scientific article published on 12 May 2003

A novel phenolic acid derivative from buds of Populus lasiocarpa

scientific article published on 25 July 2002

A novel stilbene from bud excretion of Alnus viridis

scientific article published on 25 July 2002

Acylphloroglucinols and flavonoid aglycones produced by external glands on the leaves of two dryopteris ferns and currania robertiana

scientific article published on 25 July 2002

Benzofurans and methylated flavonoids of Geraea (Asteraceae)

scientific article published on 25 July 2002

Biological effects of epicuticular flavonoids from Primula denticulata on human leukemia cells

scientific article

C-Methyl Flavones from the Leaf Wax of Leptospermum laevigatum (Myrtaceae)

scientific article published on 2 August 2018

C-Methyl-Flavanones as Farina on the Fronds of Pityrogramma pallida

scientific article published on 19 December 2013

Cancer chemopreventive in vitro activities of isoflavones isolated from Iris germanica

scientific article

Chemodiversity Studies on Exudate Flavonoids of Cleomaceae species (Brassicales)

scientific article published in 2007

Chemodiversity of Exudate Flavonoids in <i>Baccharis Concinna</i> and Three Further South-American <i>Baccharis Species</i>

scientific article published in 2006

Chemodiversity of Exudate Flavonoids in Seven Tribes of Cichorioideae and Asteroideae (Asteraceae)

scientific article published in 2007

Chemodiversity of exudate flavonoids in Cassinia and Ozothamnus (Asteraceae, Gnaphalieae).

scientific article published in September 2008

Chemodiversity of exudate flavonoids in Dionysia (Primulaceae): a comparative study.

scientific article

Chemodiversity of exudate flavonoids in seven tribes of Cichorioideae and Asteroideae (Asteraceae).

scientific article

Chemodiversity of exudate flavonoids in some members of the Lamiaceae

scientific article published in 2003

Chemodiversity of exudate flavonoids in some members of the Lamiaceae [Biochemical Systematics and Ecology 31 (2003) 1279–1289]

scientific article published in 2003

Chemodiversity of surface flavonoids in Solanaceae

scientific article published on 01 September 2005

Contribution of methylated exudate flavonoids to the anti-inflammatory activity of Grindelia robusta

scientific article published on 9 March 2009

Cuticular waxes and flavonol aglycones of mistletoes

scientific article published in July 2003

Deux flavones extraites d'un exsudat de fougère (Pityrogramma calomelanos var. Aureoflava)

scientific article published on 25 July 2002

Die lipophilen flavonoide des knospenöls von Populus nigra

scientific article

Dihydroxy-4′,5 tétraméthoxy-2′,3,7,8 flavone, et hydroxy-5 pentaméthoxy-2′,3,4′,7,8 flavone, deux nouveaux composés naturels isolés de Notholaenaaffinis (Ptéridophytes)

scientific article published on 8 May 2006

Diterpenes of Cheilanthes argentea, a Fern from Asia

scientific article

Dorema aucheri, the first umbelliferous plant found to produce exudate flavonoids

scientific article published on 23 April 2003

Drimanes from the epicuticular wax of the fern Nephrolepis biserrata

scientific article published in May 2003

Effect of Egyptian propolis on the susceptibility of LDL to oxidative modification and its antiviral activity with special emphasis on chemical composition.

scientific article published on September 2007

Ein butyryl-flavonol aus dem mehl von Notholaena affinis

scientific article

Epicuticular Leaf Flavonoids from Eucalyptus Species and from Kalmia latifolia

scientific article published on 2 August 2018

Ermanin, ein neuer natürlicher Kämpferol-methyläther aus dem knospenexkret von Betula ermani

scientific article

External Accumulation of Biflavonoids on Gymnosperm Leaves

scientific article published on 2 August 2018

External Flavonoids in Two Grindelia Species

scientific article published in 1994

External Flavonoids of 12 Species of North American Eupatorieae (Asteraceae)

scientific article published in 1996

External Flavonoids of Ocotillo (Fouquieria splendens)

scientific article published in 1994

External flavones in sweet basil, Ocimum basilicum, and related taxa

scientific article published on 13 May 2003

External leaf flavonoids of Polanisia trachysperma

scientific article published on 25 July 2002

Externally accumulated flavonoids in three Mediterranean Ononis species.

scientific article published in November 2003

Exudate Flavonoids from Aerial Parts of Five Ambrosia Species

scientific article

Exudate Flavonoids from Grindelia tarapacana of Chile

scientific article published in 1993

Exudate Flavonoids in Asteraceae from Arizona, California and Mexico

scientific article

Exudate Flavonoids in Several Asteroideae and Cichorioideae (Asteraceae)

scientific article published on 2 August 2018

Exudate Flavonoids in ThreeAmbrosiaSpecies

scientific article

Exudate Flavonoids of<i>Primula</i>Spp: Structural and Biogenetic Chemodiversity

scientific article published in 2009

Exudate flavonoids from aerial parts of Kitaibelia vitifolia (Malvaceae)

scientific article published in 1996

Exudate flavonoids from aerial parts of Mirabilis viscosa (Nyctaginaceae)

scientific article published on 16 February 2012

Exudate flavonoids in Godmania aesculifolia (Bignoniaceae)

scientific article published in 1996

Exudate flavonoids in a tropical weed, Chromolaena odorata (L.) R. M. King et H. Robinson

article by Eckhard Wollenweber et al published 25 July 2002 in Biochemical Systematics and Ecology

Exudate flavonoids in some Gnaphalieae and Inuleae (Asteraceae).

scientific article

Exudate flavonoids in some solanaceae

scientific article published on 12 May 2003

Exudate flavonoids in three persian asteraceae species

article published in 2003

Exudate flavonoids of Eupatorium cannabinum

scientific article published on 12 May 2003

Exudate flavonoids of Inula viscosa

scientific article published on 25 July 2002

Exudate flavonoids of Primula spp: structural and biogenetic chemodiversity.

scientific article published in March 2009

Exudate flavonoids of eight species of Ceanothus (Rhamnaceae)

scientific article published on 01 July 2004

Exudate flavonoids of some Juglandaceae.

scientific article

Feral Honey Bees in the Sonoran Desert: Propolis Sources other than Poplars (Populus spp.)

scientific article

Flavones and flavonols in exudate of Salvia glutinosa

scientific article

Flavonoid Aglycones From The Bud Exudates Of Three Betulaceae

article published in 2018

Flavonoid Aglycones from the Leaf Surfaces of Some Artemisia spp. (Compositae-Anthemideae)

scientific article published on 2 August 2018

Flavonoid Aglycones in the Leaf Exudate of the Genus Leucocyclus (Compositae)

scientific article published on 2 August 2018

Flavonoid Aglycones in the Leaf Resin of Some Cistus Species

scientific article published in 2018

Flavonoid Compounds from Alnus viridis

scientific article published on 25 July 2002

Flavonoid aglycones and a dihydrostilbene from the frond exudate of Notholaena nivea

Flavonoid aglycones and a thiophene derivative from Helichrysum cassianum

scientific article published on 25 July 2002

Flavonoid aglycones and flavonol glycosides in the lipophilic leaf exudate of Nothofagus antarctica

scholarly article by Eckhard Wollenweber published in 2003

Flavonoid aglycones and triterpenoids from the leaf exudate of Lantana camara and Lantana montevidensis

scientific article published in 1997

Flavonoid aglycones excreted by three Calceolaria species

scientific article published on 25 July 2002

Flavonoid aglycones from leaf resins of two species of Heterotheca (compositae)

scientific article

Flavonoid aglycones from the leaf and stem exudates of some Geraniaceae species

scientific article published on 01 January 2011

Flavonoid aglycones in the resin of Hazardia squarrosa var. Grindelioides

Flavonoid exudations in farinose ferns

scholarly article

Flavonoid-Aglyka als Drüsenprodukte der Moosrose (Rosa centifolica cv. muscosa) und der Japanischen Weinbeere (Rubus phoenicolasius) / Flavonoid Aglycones as Glandular Products in Rosa centifolia cv. muscosa and in Rubus phoenicolasius

scientific article published on 2 August 2018

Flavonoide im Knospen-Exkret von Prunus-und Rhamnus- Arten / Flavonoids in Bud Excretions of Prunus and Rhamnus Species

scientific article

Flavonoids and Spores of Platyzoma microphyllum, an Endemic Fern of Australia

article

Flavonoids and Terpenoids from the Exudates of Some Baccharis Species

scientific article published on 02 August 2018

Flavonoids and terpenoids from the resinous exudates of Madia species (Asteraceae, Helenieae)

scientific article published on 01 March 2003

Flavonoids from Alnus crispa, A. Japonica, A. Koehnei and A. Sinuata

Flavonoids from chemotypes of the goldback fern, Pityrogramma triangularis

scientific article published on 25 July 2002

Flavonoids from the Leaf Resin of Hymenoclea salsola T. & G. (Asteraeeae)

scientific article published on 2 August 2018

Flavonoids from the Leaf Resin of Snakeweed, Gutierrezia sarothrae

scientific article published on 2 August 2018

Flavonoids from the exudate of Acacia neovernicosa

scientific article published on 25 July 2002

Flavonoids of Ericameria laricifolia (Asteraceae)

scientific article published in 2018

Highly oxygenated guaianolides and eudesman-12-oic acids from Balsamorhiza sagittata and Balsamorhiza macrophylla

scientific article published in February 2006

Internal and external leaf flavonoids of Pericome caudata

scientific article published on 25 July 2002

Isoceroptene, a Novel Polyphenol from Pityrogramma triangularis

scientific article

Kaurane-Type Diterpenes from Fern Frond Exudates

scientific article published in 2018

Lasiocarpin A, B and C, three novel phenolic triglycerides from Populus lasiocarpa

scientific article published on 25 July 2002

Leaf exudate flavonoids of Achillea clusiana Tausch and related species

scientific article published on 12 May 2003

Leaf exudate flavonoids of Achillea sibirica subsp. mongolica and A. latiloba (Compositae – Anthemideae)

scientific article published on 25 July 2002

Leaf surface terpenoids of the tree fernLophosoria quadripinnata

article by Nobutoshi Tanaka et al published 25 July 2002 in Phytochemistry

Lipophilic Exudate Constituents of Some Rosaceae from the Southwestern USA

scientific article published in 1996

Methylene bisflavonoids from frond exudate of Pentagramma triangularis ssp triangularis

scientific article published on 25 July 2002

New Constituents of the Leaf and Stem Exudate of Ozothamnus hookeri (Asteraceae)

scientific article published in 2000

New Flavonoids from the Exudate of Baccharis bigelovii (Asteraceae)

scientific article published on 2 August 2018

New Flavonoids from the Farina of Pityrogramma Species

scientific article published on 2 August 2018

New Flavonol Acetates from the Frond Exudate of the Fern Notholaena aschenborniana

scientific article

New Frond Exudate Flavonoids From Cheilanthoid Ferns

scientific article published in 1991

New flavonoids from Betula nigra

Notes: External Flavonoids of Three Species of Viguiera, Section Hypargyrea (Asteraceae)

scientific article published in 2018

Notes: Exudate Flavonoids of Some Salvia and a Trichostema Species

scientific article published on 2 August 2018

Notes: On the Chemical Nature of Epicuticular Waxes in Some Succulent Kalanchoe and Senecio Species

article by Karsten Siems et al published 2 August 2018 in Zeitschrift für Naturforschung C

Notizen: The Wax of Calathea lutea (Marantaceae)

scientific article published in 1979

Novel 2′-substituted flavonols from the farinose exudate of Notholaena affinis

scientific article

Novel Epicuticular Leaf Flavonoids from Kalmia and Gaidtheria (Ericaceae)

scientific article published in 1984

Novel dihydrostilbene from fronds of Notholaena dealbata and Notholaena limitanea

scientific article published on 25 July 2002

Occurrence and Distribution of the Flavone Tricetin and its Methyl Derivatives as Free Aglycones

scholarly article

Occurrence and distribution of free flavonoid aglycones in plants

scholarly article

On the Pigmentation of the Pollen of Nothofagus antarctica (Forst.) Oerst. (Fagaceae)

scientific article

On the occurrence of acylated flavonoid aglycones

scientific article published on 25 July 2002

On the occurrence of exudate flavonoids in the borage family (Boraginaceae)

scientific article published on 01 May 2002

Rare Flavonoids from Odixia and Ozothamnus spp. (Asteraceae, Gnaphalieae)

Seltene Flavonoid-Aglykone im lipophilen Exkret von Alnus glutinosa / Rare Flavonoid-aglycones in the Lipophil Excretion of Alnus glutinosa

scientific article

Sequential O-methylation of tricetin by a single gene product in wheat

scientific article

Structure Revision for Two C-methyl Flavanones from Pityrogramma pallida

Taxonomic significance of flavonoid variation in temperate species of Nothofagus

scientific article published in April 2003

Terpenoids and Phenylethyl Esters from the Exudate of the Australian Plant Ozothamnus ledifolius (Asteraceae)

scientific article published on 2 August 2018

The occurrence of flavanones in the farinose exudate of the fern Onychium siliculosum

scientific article published on 25 July 2002

The systematic and evolutionary significance of exudate flavonoids in Aeonium

scientific article published on 01 May 2003

Three Further Dammarane Type Triterpenes from the Frond Exudate of the Fern Notholaena rigida

scientific article published on 2 August 2018

Three New Benzoic Acid Derivatives from the Glandular Excretion of Eriodictyon sessilifolium (Hydrophyllaceae)

scientific article published on 2 August 2018

Triterpenes and a Novel Natural Xanthone as Lipophilic Glandular Products in Hypericum balearicum

scientific article published on 2 August 2018

Triterpenes from the frond exudate of the fern Notholaena greggii

Triterpenoids as major components of the insect-trapping glue of Roridula species.

scientific article published in September 2008

Triterpenoids in lipophilic leaf and stem coatings

scientific article published on 26 July 2002

Two flavonoids from the frond exudate of Pityrogramma triangularis var. triangularis

scientific article published on 25 July 2002

Variation in flavonoid exudates in Eucryphia species from Australia and South America

scientific article published on 26 July 2002

Xanthones and Triterpene Acids as Leaf Exudate Constituents in Orphium frutescens

scientific article published on 20 January 2012

β,β-Dimethacrylophenones and a chromanone from Nama hispidum and N. Johnstonii

scientific article published on 25 July 2002

β-Amyrin acetate epoxide from Canarina canariensis

scientific article published in May 2003