Search Results

Former Diversity of Ephedra (Gnetales): Evidence from Early Cretaceous Seeds from Portugal and North America

Authors: RYDIN, CATARINA; PEDERSEN, KAJ RAUNSGAARD; CRANE, PETER R.; FRIIS, ELSE MARIE

Source: Annals of Botany, Volume 98, Number 1, July 2006 , pp. 123-140(18)

Publisher: Oxford University Press

Pollen germination in Welwitschia mirabilis Hook. f.: differences between the polyplicate pollen producing genera of the Gnetales

Authors: Rydin, Catarina; Friis, Else Marie

Source: Grana, Volume 44, Number 3, September 2005 , pp. 137-141(5)

Publisher: Taylor and Francis Ltd

The exine ultrastructure of pollen grains in Gnetum (Gnetaceae) from China and its bearing on the relationship with the ANITA Group

Authors: YAO, YI-FENG; XI, YI-ZHEN; GENG, BAO-YIN; LI, CHENG-SEN

Source: Botanical Journal of the Linnean Society, Volume 146, Number 4, December 2004 , pp. 415-425(11)

Publisher: Blackwell Publishing

Phylogenetic Relationships in Ephedra (Gnetales): Evidence from Nuclear and Chloroplast DNA Sequence Data

Authors: Ickert-Bond, Stefanie M.; Wojciechowski, Martin F.

Source: Systematic Botany, Volume 29, Number 4, October 2004 , pp. 834-849(16)

Publisher: American Society of Plant Taxonomists

Article
A First Assessment of Genetic Variation in Welwitschia mirabilis Hook

Authors: Jacobson K.M.; Lester E.

Source: Journal of Heredity, Volume 94, Number 3, May 2003 , pp. 212-217(6)

Publisher: Oxford University Press

Welwitschia mirabilis (Welwitschiaceae), male cone characters and a new subspecies

Author: Leuenberger, Beat Ernst

Source: Willdenowia - Annals of the Botanic Garden and Botanical Museum Berlin-Dahlem, Volume 31, Number 2, December 2001 , pp. 357-381(25)

Publisher: Botanic Garden and Botanical Museum Berlin-Dahlem

The Evolutionary Split of Pinaceae from Other Conifers: Evidence from an Intron Loss and a Multigene Phylogeny

Authors: Gugerli F.; Sperisen C.; Buchler U.; Brunner I.; Brodbeck S.; Palmer J.D.; Qiu Y.-L.

Source: Molecular Phylogenetics and Evolution, Volume 21, Number 2, 1 November 2001 , pp. 167-175(9)

Publisher: Elsevier

The Evolutionary Split of Pinaceae from Other Conifers: Evidence from an Intron Loss and a Multigene Phylogeny

Authors: Gugerli F.; Sperisen C.; Büchler U.; Brunner I.; Brodbeck S.; Palmer J.D.; Qiu Y-L.

Source: Molecular Phylogenetics and Evolution, Volume 21, Number 2, November 2001 , pp. 167-175(9)

Publisher: Academic Press

Patterns of Aspergillus niger var. phoenicis (Corda) Al-Musallam infection in Namibian populations ofWelwitschia mirabilis Hook.f.

Authors: Cooper-Driver G.A.; Wagner C.; Kolberg H.

Source: Journal of Arid Environments, Volume 46, Number 2, October 2000 , pp. 181-198(18)

Publisher: Elsevier

Long-term growth patterns of Welwitschia mirabilis, a long-lived plant of the Namib Desert (including a bibliography)

Authors: Henschel J.R.; Seely M.K.

Source: Vegetatio, Volume 150, Numbers 1-2, October 2000 , pp. 7-26(20)

Publisher: Springer

Patterns of Aspergillus niger var. phoenicis (Corda) Al-Musallam infection in Namibian populations ofWelwitschia mirabilis Hook.f.

Authors: Cooper-Driver G.A.; Wagner C.; Kolberg H.

Source: Journal of Arid Environments, Volume 46, Number 2, October 2000 , pp. 181-198(18)

Publisher: Academic Press

Cyclopropenoic fatty acids in gymnosperms: The seed oil of Welwitschia

Authors: Aitzetmüller, K.; Vosmann, K.

Source: Journal of the American Oil Chemists' Society, Volume 75, Number 12, December 1998 , pp. 1761-1765(5)

Publisher: Springer

Survey of soil chemical properties across a landscape in the Namib Desert

Authors: Abrams M.M.; Jacobson P.J.; Jacobson K.M.; Seely M.K.

Source: Journal of Arid Environments, Volume 35, Number 1, January 1997 , pp. 29-38(10)

Publisher: Elsevier

Ultrastructure of exine of gymnospermous pollen grains from Jurassic and basal Cretaceous deposits in Northwest Europe and implications for botanical relationships

Authors: Batten D.J.; Dutta R.J.

Source: Review of Palaeobotany and Palynology, Volume 99, Number 1, 11 December 1997 , pp. 25-54(30)

Publisher: Elsevier

Survey of soil chemical properties across a landscape in the Namib Desert

Authors: Abrams M.M.; Jacobson P.J.; Jacobson K.M.; Seely M.K.

Source: Journal of Arid Environments, Volume 35, Number 1, 1997 , pp. 29-38(10)

Publisher: Academic Press