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Plant taxonomic expertise - SABONET

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Steyn<br />

venosa Sw. (Orchidaceae) in South Africa. Annals of the<br />

Missouri Botanical Garden 85: 231–241.<br />

Steyn, E.M.A.<br />

STEYN, E.M.A. 1975. Embryology of Melianthus major L.<br />

Journal of South African Botany 41: 199–205.<br />

STEYN, E.M.A., ROBBERTSE, P.J. & VAN DER SCHIJFF,<br />

H.P. 1986. An embryological study of Bersama<br />

transvaalensis and Greyia sutherlandii. South African<br />

Journal of Botany 52: 25–29.<br />

STEYN, E.M.A., ROBBERTSE, P.J. & VAN WYK, A.E.<br />

1987. Floral development in Greyia flanaganii with notes<br />

on inflorescence initiation and sympodial branching.<br />

South African Journal of Botany 53: 194–201.<br />

STEYN, E.M.A. & ROBBERTSE, P.J. 1988. Flower<br />

production and sexuality in Bequartiodendron<br />

magalismontanum. Journal of South African Botany 54:<br />

481–486.<br />

STEYN, E.M.A. & ROBBERTSE, P.J. 1990. Fruit<br />

production in a morphologically gynodioecious<br />

population of Bequartiodendron magalismontanum.<br />

South African Journal of Botany 56: 6–10.<br />

STEYN, E.M.A. & ROBBERTSE, P.J. 1990.<br />

Macromorphological floral characters in<br />

Bequartiodendron magalismontanum: possible<br />

<strong>taxonomic</strong> significance. South African Journal of Botany<br />

56: 440–442.<br />

STEYN, E.M.A. & ROBBERTSE, P.J. 1991. Intra-ovarian<br />

hairs in Bequartiodendron magalismontanum: location,<br />

origin, structure and posiible function in the<br />

reproductive process. South African Journal of Botany<br />

57: 191–197.<br />

STEYN, E.M.A. & ROBBERTSE, P.J. 1992. Developmental<br />

and structural characteristics of Bequartiodendron fruit<br />

as possible indicators of an economic reproductive<br />

strategy. South African Journal of Botany 58: 23–31.<br />

STEYN, E.M.A. 1993. Spermatozoids of Encephalartos<br />

villosus. Encephalartos 36: 18–20.<br />

STEYN, E.M.A. & STRYDOM, D.J.F. 1993. The nucellus:<br />

its role and function in the ovule of Encephalartos.<br />

Encephalartos 35: 14–18.<br />

SMITH, G.F., STEYN, E.M.A., STEYN, C. & VAN WYK,<br />

A.E. 1996. Notes on the leaf anatomy of Chortolirion<br />

and Haworthia (Aloaceae). South African Journal of<br />

Botany 62: 217–219.<br />

STEYN, E.M.A., STRYDOM, D.J.F. & BOTHA, A. 1996.<br />

Fertilization and the rejection of spermatozoids by egg<br />

cells in artificially pollinated ovules of Encephalartos<br />

(Zamiaceae). Sexual <strong>Plant</strong> Reproduction 9: 175–185.<br />

SMITH, G.F. & STEYN, E.M.A. 1997. Rhipsalis baccifera<br />

subsp. mauritiana (Cactaceae): the correct name of the<br />

indigenous southern African cactus. Bothalia 27: 135.<br />

SMITH, G.F., STEYN, E.M.A. & VAN WYK, A.E. 1997.<br />

Gasteria bicolor var. bicolor. Flowering <strong>Plant</strong>s of Africa<br />

55: 14–18.<br />

STEYN, E.M.A. 1997. Apiaceae, Cornaceae,<br />

Geissolomaceae, Myrsinaceae, Plumbaginaceae,<br />

Primulaceae. In: N.L. Meyer, M. Mössmer & G.F. Smith<br />

(eds), Taxonomic literature of southern African plants.<br />

Strelitzia 5.<br />

STEYN, E.M.A. 1997. A literature list of published<br />

information on Aloe suzannae Decary (1921–1996). In:<br />

G.F. Smith & P. Swartz, Re-establishment of Aloe<br />

suzannae in Madagascar. British Cactus and Succulent<br />

Journal 15: 92–93.<br />

STEYN, E.M.A. & SMITH, G.F. 1997. Ovule structure in<br />

Trachyandra saltii (Asphodelaceae). South African<br />

Journal of Botany 63: 223–226.<br />

Publications Publications Publications listed listed by by author<br />

author<br />

202<br />

202<br />

STEYN, E.M.A. & SMITH, G.F. 1998. Ovule orientation,<br />

curvature and internal structure in the Aloaceae. South<br />

African Journal of Botany 64: 192–197.<br />

STEYN, E.M.A., SMITH, G.F., NILSSON, S. &<br />

GRAFSTRÖM, E. 1998. Pollen morphology in Aloe L.<br />

Grana 37: 23–27.<br />

SMITH, G.F. & STEYN, E.M.A. 1999. Agave vivipara: the<br />

correct name for Agave angustifolia. Bothalia 29: 100.<br />

SMITH, G.F., STEYN, E.M.A. & CONDY, G. 1999. Senecio<br />

abbreviatus. Flowering <strong>Plant</strong>s of Africa 56: 110–114.<br />

STEYN, E.M.A., SMITH, G.F. & CONDY, G. 1999. Greyia<br />

flanaganii. Flowering <strong>Plant</strong>s of Africa 56: 86–92.<br />

Stirton, C.H.<br />

STIRTON, C.H. 1977. Broad spectrum pollination of<br />

Plectranthus neochilus. Bothalia 12: 229–230.<br />

STIRTON, C.H. 1977. The identity of Eriosema nanum.<br />

Bothalia 12: 199–203.<br />

STIRTON, C.H. 1977. A note on the flowers of Halleria<br />

lucida. Bothalia 12: 223–224.<br />

STIRTON, C.H. 1977. The pollination of Canavalia virosa<br />

by xylocopid and megachilid bees. Bothalia 12: 225–<br />

227.<br />

STIRTON, C.H. 1977. Some thoughts on the polyploid<br />

complex Lantana camara L. (Verbenaceae). In: D.P.<br />

Annecke (ed.), Second National Weeds Conference:<br />

321–340.<br />

STIRTON, C.H. 1977. Thuranthos: notes on generic<br />

status, morphology, phenology, and pollination biology.<br />

Bothalia 12: 161–166.<br />

STIRTON, C.H. 1978. <strong>Plant</strong> invaders: beautiful but<br />

dangerous. Department of Nature and Environmental<br />

Conservation of the Cape Provincial Administration,<br />

Cape Town. 175 pp.<br />

STIRTON, C.H. & GORDON-GRAY, K.D. 1978. The<br />

Eriosema cordatum complex. I. The Eriosema<br />

populifolium group. Bothalia 12: 395–404.<br />

SMOOK, L. [=Fish, L.] & STIRTON, C.H. 1979. Notes on<br />

African plants. Naturalized Agrostis in South Africa:<br />

Agrostis avenacea and A. montevidensis. Bothalia 12:<br />

637.<br />

STIRTON, C.H. 1979. Taxonomic problems associated<br />

with invasive alien trees and shrubs in South Africa. In:<br />

G. Kunkel (ed.), Taxonomic aspects of African botany.<br />

Proceedings of the 9th Plenary Meeting of AETFAT: 218–<br />

229. Excmo, Las Palmas.<br />

STIRTON, C.H. 1980. Aspects of research on South<br />

African petaloid monocotyledons of horticultural<br />

importance. In: C.D. Brickhill, D.F. Cutler & M. Gregory<br />

(eds), Petaloid monocotyledons. Linnean Society<br />

Symposium Series 8: 191–198.<br />

KAY, Q.O.N., DAOUD, H.S. & STIRTON, C.H. 1981.<br />

Pigment distribution, light reflection and cell structure in<br />

petals. Botanical Journal of the Linnean Society 83: 57–<br />

84.<br />

POLHILL, R.M., RAVEN, P.H. & STIRTON, C.H. 1981.<br />

Evolution and systematics of the Leguminosae. In: R.M.<br />

Polhill & P.H. Raven (eds), Advances in legume<br />

systematics, Part 1: 1–26. Royal Botanic Gardens, Kew.<br />

STIRTON, C.H. 1981. The Eriosema cordatum complex.<br />

II. The Eriosema cordatum and E. nutans groups.<br />

Bothalia 13: 281–306.<br />

STIRTON, C.H. 1981. The genus Dipogon<br />

(Leguminosae: Papilionoideae). Bothalia 13: 327–330.

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