• Publications
  • Influence
Cryptosporidium hominis in a goat and a sheep in the UK
IN THE UK, human diarrhoeal disease associated with the protozoan parasite Cryptosporidium is caused mainly by Cryptosporidium parvum and Cryptosporidium hominis , which together account for 96 perExpand
  • 53
  • 5
Investigation of farms linked to human patients with cryptosporidiosis in England and Wales.
The study investigates farms suspected of being sources of zoonotic human cryptosporidiosis. A variety of implicated farm animal species were sampled and tested to detect Cryptosporidium oocysts andExpand
  • 38
  • 4
A partial revision of the tribe Massonieae (Hyacinthaceae) 1. Survey, including three novelties from Namibia: A new genus, a second species in the monotypic Whiteheadia, and a new combination in
The tribe Massonieae with about 150 species in 15 genera is subendemic to southern Africa (Namibia, South Africa, Lesotho, and Swaziland) radiating with two genera into tropical East Africa and oneExpand
  • 26
  • 4
Revisionula incompleta Ornithogalorum Austro‐Africanorum (Hyacinthaceae)
For the well advanced Flora of Namaqualand edited by A. LE ROUX a state of the art list of accepted Ornithogalum names, recently the second genus in size among southern African Hyacinthaceae (afterExpand
  • 35
  • 2
Constituents of Veltheimia viridifolia; I. Homoisoflavanones of the bulbs.
The new homoisoflavanone R(-)-3-(4-hydroxybenzyl)-5-hydroxy-6, 7,8-trimethoxychroman-4-one (1) was isolated from the petroleum ether and the diethyl ether extracts of the bulbs of VeltheimiaExpand
  • 48
  • 1
Studies on tribal systematics of Amaryllidoideae. 1. The systematic position of Lapiedra Lag
espanolSe propone una nueva clasificacion de las Amaryllidoideae mediterra-neas, basada en un amplio estudio de la morfologia de los bulbos y de los caracteres florales (cuadro 2). Esta clasificacionExpand
  • 11
  • 1
  • PDF
De Liliifloris Notulae 6. De decuria prima specierum novarum generis Androcymbium sect. Androcymbium (Colchicaceae) in Africa Australi s.l. Praeterea novitates de huius sectionis nonnullarum
Auf der Grundlage der Blattfolge und der Blutenokologie wird eine Untergliederung von Androcymbium sect. Androcymbium mit bisher 24 Arten in zwei Subsektionen vorgeschlagen: 1° subsect.Expand
  • 12
  • 1
De Liliifloris Notulae – 7. De decuria altera specierum novarum generis Androcymbium (Colchicaceae) in Africa Australi s.l.
In a previous paper (Muller-Doblies 1998) we established a taxonomic framework for Androcymbium sect. Androcymbium by subdividing it into two subsections with two and six series respectively,Expand
  • 15
  • 1