Plant taxonomic expertise - SABONET

Jordaan
JOHNSON, S.D. 1992. Pollination of Disa filicornis
(Orchidaceae) through deception of mason bees. South
African Journal of Botany 58: 541–542.
JOHNSON, S.D. & BOND, W.J. 1992. Habitat dependent
pollination success in a Cape orchid. Oecologica 91:
455–456.
JOHNSON, S.D. 1993. Carpenter bee pollination of
Herschelianthe graminifolia (Orchidaceae). Flora 188:
383–386.
JOHNSON, S.D. 1993. Climatic and phylogenetic
determinants of flowering seasonality in the Cape flora.
Journal of Ecology 81: 567–572.
JOHNSON, S.D., ELLIS, A., CARRICK, P., SWIFT, A.,
HORNER, N., JANSE VAN RENSBURG, J. & BOND, W.J.
1993. Moth pollination and rhythms of advertisement
and reward in Crassula fascicularis (Crassulaceae).
South African Journal of Botany 59: 511–513.
KURZWEIL, H. & JOHNSON, S.D. 1993. Autogamy in
Monadenia bracteata. South African Orchid Journal 24:
21–22.
JOHNSON, S.D. 1994. Evidence for Batesian mimicry in
a butterfly-pollinated orchid. Botanical Journal of the
Linnean Society 53: 91–104.
JOHNSON, S.D. & BOND, W.J. 1994. Red flowers and
butterfly pollination in the fynbos of South Africa. In: M.
Arianoutsou & R.H. Groves (eds), Plant-animal
interactions in Mediterranean-type ecosystems: 137–
148. Kluwer Academic Publications, Dordrecht.
JOHNSON, S.D. & STEINER, K.E. 1994. Efficient
pollination of the mass flowering Cape orchid Disa
obtusa Lindl. by Bibio turneri Edwards (Diptera:
Bibionidae). African Entomology 2: 64–66.
JOHNSON, S.D. & STEINER, K.E. 1994. Pollination by
megachiliid bees and determinants of fruit set in the
Cape orchid Disa tenuifolia. Nordic Journal of Botany
14: 481–485.
JOHNSON, S.D., STEINER, K.E. & KURZWEIL, H. 1994.
Auto-pollination in Disa species (Orchidaceae) of the
Cape mountain cloud zone. Lindleyana 9: 3–6.
STEINER, K.E., WHITEHEAD, V.B. & JOHNSON, S.D.
1994. Floral and pollinator divergence in two sexually
deceptive Cape orchids. American Journal of Botany 81:
185–194.
JOHNSON, S.D. 1995. Moth pollination of the cryptic
Cape orchid Monadenia ophrydea. Flora 190: 106–108.
JOHNSON, S.D. 1995. Observations of hawkmoth
pollination in the South African orchid Disa cooperi.
Nordic Journal of Botany 15: 121–125.
JOHNSON, S.D. 1995. The pollination of Disa versicolor
(Orchidaceae) by anthrophorid bees in South Africa.
Lindleyana 9: 209–212.
JOHNSON, S.D. & LINDER, H.P. 1995. The systematics
and evolution of the Disa draconis complex
(Orchidaceae). Botanical Journal of the Linnean Society
118: 289–307.
JOHNSON, S.D. & STEINER, K.E. 1995. Long-proboscid
fly pollination of two orchids in the Cape Drakensberg
mountains, South Africa. Plant Systematics and
Evolution 195: 169–175.
JOHNSON, S.D. 1996. Bird pollination in South African
species of Satyrium (Orchidaceae). Plant Systematics
and Evolution 203: 91–98.
JOHNSON, S.D. 1996. Pollination, adaptation and
speciation models in the Cape flora. Taxon 45: 59–66.
JOHNSON, S.D. 1997. Insect pollination and floral
mechanisms in South African species of Satyrium
(Orchidaceae). Plant Systematics and Evolution 204:
195–206.
Publications Publications Publications listed listed by by author
author
174
174
JOHNSON, S.D. 1997. Pollination ecotypes of Satyrium
hallackii (Orchidaceae) in South Africa. Botanical Journal
of the Linnean Society 123: 225–235.
JOHNSON, S.D. & BOND, W.J. 1997. Evidence for
widespread pollen-limitation of fruiting success in Cape
wildflowers. Oecologica 109: 530–534.
JOHNSON, S.D. & LILTVED, W.R. 1997. Disa cochlearis,
a new orchid species from the Karoo region of South
Africa. South African Journal of Botany 63: 291–293.
JOHNSON, S.D. & LILTVED, W.R. 1997. Hawkmoth
pollination of Bonatea speciosa in a South African
coastal forest. Nordic Journal of Botany 17: 5–10.
JOHNSON, S.D. & MIDGLEY, J. 1997. Fly pollination of
Gorteria diffusa (Asteraceae), and a possible mimetic
function for dark spots on the capitulum. American
Journal of Botany 84: 429–436.
JOHNSON, S.D. & STEINER, K.E. 1997. Long-tongued
fly pollination and evolution of floral spur length in the
Disa draconis complex (Orchidaceae). Evolution 51: 45–
53.
JOHNSON, S.D. & DAFNI, A. 1998. Response of beeflies
to the shape and pattern of model flowers:
implications for floral evolution in a mediterranean herb.
Functional Ecology 12: 289–297.
JOHNSON, S.D. & KURZWEIL, H. 1998. Systematics and
evolution of the Satyrium erectum group (Orchidaceae),
with descriptions of two new species from the Karoo
region of South Africa. Botanical Journal of the Linnean
Society 127: 179–194.
JOHNSON, S.D., LINDER, H.P. & STEINER, K.E. 1998.
Phylogeny and adaptive radiation of pollination systems
in Disa (Orchidaceae). American Journal of Botany 85:
402–411.
JOHNSON, S.D., STEINER, K.E. & WHITEHEAD, V.B.
1998. Pollination ecology and maintenance of species
integrity in co-occuring Disa racemosa L.f. and Disa
venosa Sw. (Orchidaceae) in South Africa. Annals of the
Missouri Botanical Garden 85: 231–241.
MIDGLEY, J. & JOHNSON, S.D. 1998. Some pollinators
do not prefer symmetrically marked or shaped daisy
(Asteraceae) flowers. Evolutionary Ecology 12: 123–
126.
Jordaan, M.
JORDAAN, M. 1987. A new species of Catha
(Celastraceae) from southern Natal and Pondoland.
South African Journal of Botany 53: 202–205.
DE WET, B.C., GIBBS RUSSELL, G.E., GERMISHUIZEN,
G., SCHRIRE, B.D., JORDAAN, M., PIENAAR, B.J.,
WELMAN, W.G., REID, C. [=Archer, C.], VAN WYK,
C.M., FISH, L., IMMELMAN, K.L., VAN ROOY, J., GLEN,
H.F. & BARKER, N.P. 1989. New taxa, new records and
name changes for southern African plants. Bothalia 19:
275–294.
DE WET, B.C., GERMISHUIZEN, G., SCHRIRE, B.D.,
JORDAAN, M., PIENAAR, B.J., WELMAN, W.G., REID, C.
[=Archer, C.], VAN WYK, C.M., FISH, L., IMMELMAN,
K.L., VAN ROOY, J., PEROLD, S.M., TAUSSIG, J.,
BARKER, N.P. & GLEN, H.F. 1990. New taxa, new
records and name changes for southern African plants.
Bothalia 20: 249–266.
DE WET, B.C., ARCHER, R.H., FISH, L., GERMISHUIZEN,
G., HERMAN, P.P.J., JORDAAN, M., PEROLD, S.M., REID,
C. [=Archer, C.], VAN ROOY, J., WELMAN, W.G. &
GLEN, H.F. 1991. New taxa, new records and name
changes for southern African plants. Bothalia 21: 191–
213.
JORDAAN, M. & SMITH, G.F. 1997. Piperaceae. In: N.L.
Meyer, M. Mössmer & G.F. Smith (eds), Taxonomic
literature of southern African plants. Strelitzia 5: 123.