Pollen wall development in flowering plants

S Blackmore, AH Wortley, JJ Skvarla… - New …, 2007 - Wiley Online Library
The outer pollen wall, or exine, is more structurally complex than any other plant cell wall,
comprising several distinct layers, each with its own organizational pattern. Since …

Herbaria are a major frontier for species discovery

DP Bebber, MA Carine, JRI Wood… - Proceedings of the …, 2010 - National Acad Sciences
Despite the importance of species discovery, the processes including collecting,
recognizing, and describing new species are poorly understood. Data are presented for …

An assessment of potential diatom “barcode” genes (cox1, rbcL, 18S and ITS rDNA) and their effectiveness in determining relationships in Sellaphora (Bacillariophyta)

KM Evans, AH Wortley, DG Mann - Protist, 2007 - Elsevier
Due to limited morphological differentiation, diatoms can be very difficult to identify and
cryptic speciation is widespread. There is a need for a narrower species concept if …

How many species of seed plants are there?

RW Scotland, AH Wortley - Taxon, 2003 - Wiley Online Library
Recent estimates of the number of described species of seed plant have varied by as much
as 62%. The underlying methodology of these estimates is characterised and discussed. We …

Developmental origins of structural diversity in pollen walls of Compositae

S Blackmore, AH Wortley, JJ Skvarla… - Plant Systematics and …, 2010 - Springer
Compositae exhibit some of the most complex and diverse pollen grains in flowering plants.
This paper reviews the evolutionary and developmental origins of this diversity in pollen …

Facilitating the professional learning of new teachers through critical reflection on practice during mentoring meetings

J Harrison, T Lawson, A Wortley - European Journal of teacher …, 2005 - Taylor & Francis
The focus of this paper is the analysis of data from case studies of mentor meetings derived
from an action research project on 'The professional development of subject induction …

Mentoring the beginning teacher: Developing professional autonomy through critical reflection on practice

JK Harrison, T Lawson, A Wortley - Reflective practice, 2005 - Taylor & Francis
The authors draw on the work of Maudsley and Scrivens to explore the elusive but crucial
concept of critical thinking in terms of the extent to which it is reflective practice that joins …

How much data are needed to resolve a difficult phylogeny? Case study in Lamiales

AH Wortley, PJ Rudall, DJ Harris… - Systematic …, 2005 - academic.oup.com
Reconstructing phylogeny is a crucial target of contemporary biology, now commonly
approached through computerized analysis of genetic sequence data. In angiosperms …

A MOLECULAR SYSTEMATIC APPROACH TO EXPLORE DIVERSITY WITHIN THE SELLAPHORA PUPULA SPECIES COMPLEX (BACILLARIOPHYTA)1

KM Evans, AH Wortley, GE Simpson… - Journal of …, 2008 - Wiley Online Library
The common and cosmopolitan freshwater benthic diatom Sellaphora pupula (Kütz.)
Mereschk. is a model system for studying the nature of species in microalgae; the biological …

Evolution of angiosperm pollen. 2. The basal angiosperms

L Lu, AH Wortley, D Li, H Wang, S Blackmore - Annals of the Missouri …, 2015 - JSTOR
Recently, evolutionary relationships among the five major lineages of the basal
angiosperms, ie, Amborellanae, Nymphaeanae, Austrobaileyanae, Magnolianae, and …