Lachenalia Library


The Genus Lachenalia by Graham Duncan

The definitive resource for information about members of the genus Lachenalia.

If you are serious about collecting these beauties you must have a copy!

First published in 2012

The Lachenalia Handbook by Graham Duncan

Until the monograph, The Lachenalia Handbook was the best resource for information

about members of the genus Lachenalia.

It should sit on your bookshelf alongside your monograph!

Published in 1988


Dissertations;

"Optimization of bulblet production by leaf cuttings in Lachenalia." - A. M. Ndou (2000) - 2.5mb

"Temperature effects on bulb growth and inflorescence development of Lachenalia cv. Ronina." - Elsie Sophia du Troit (January, 2001) - 2.7mb

"Effect of cultivation practices on Lachenalia cultivars for a potential cut flower" - Carmen Marlene Koch (May 2003) - 3.2mb

"Phylogenetic relationships of the genus Lachenalia with other related liliaceous taxa" - Paula Spies (May 2004) - 3.2mb

"THE EFFECT OF NITROGEN, PHOSPHORUS AND POTASSIUM FERTILISATION ON THE GROWTH, YIELD AND QUALITY OF Lachenalia" - G M Engelbrecht (Nov 2004) - 1.4mb

"Character variation and a cladistic analysis of the genus Lachenalia Jacq.f. ex Murray (Hyacinthaceae, Massonieae)" - Graham D. Duncan (2005) - 15.5mb

"The development of Lachenalia cultivars" - Riana Kleynhans (2013) - 6.7mb

"The phylogenetic relationship in the Lachenalia pusilla group" - Sizani Bulelani Londoloza (02 July 2014) - 5.3mb

Species descriptions prior to the monograph;

"Five more new subspecies of Lachenalia (Liliaceae - Hyacinthaceae) four from the Cape Province and one from southern South West Africa/Namibia" by Winsome F.Barker in South African Journal of Botany 53(2): 166-172 (1987) - 7.0mb Lachenalia dehoopensis,
Lachenalia kliprandensis,
Lachenalia leomontana,
Lachenalia minima,
Lachenalia namibiensis

"A second species in Lachenalia subgen. Brachyscypha (Hyacinthaceae): Lachenalia barkerianasp. nov. from southern Little Namaqualand" by Ute Müller-Doblies, B. Nordenstam and D. Müller-Doblies in South African Journal of Botany 53(6): 481-488 (1987) - 12.2mb Lachenalia barkeriana

"New taxa and nomenclatural changes in Lachenalia (Liliaceae - Hyacinthaceae) from the Cape Province" by W. F.Barker in South African Journal of Botany 55(6): 630-646 (1989) - 21.9mb New Species:
Lachenalia angelica,
Lachenalia duncanii,
New Combinations:
Lachenalia elegans var. flava,
Lachenalia elegans var. membranacea,
Lachenalia elegans var. suaveolens,
Lachenalia hirta var. exserta,
Lachenalia juncifolia var. campanulata,
Lachenalia mediana var. rogersii,
Lachenalia orchioides var. glaucina,
Lachenalia unifolia var. schlechteri,
Lachenalia violacea var. glauca,
Reductions:
Lachenalia ovatifolia to Lachenalia carnosa,
Lachenalia convallariodora to Lachenalia fistulosa,
Lachenalia succulenta to Lachenalia patula,
Lachenalia roodeae to Lachenalia splendida,

"Four new species and one new subspecies of Lachenalia (Hyacinthaceae) from arid areas of South Africa" by G.D. Duncan in Bothalia 26.1: 1-9 (1996) - 2.84mb Lachenalia alba,
Lachenalia karooica,
Lachenalia marginata subsp. neglecta,
Lachenalia neilii,
Lachenalia perryae

"A revision of Lachenalia (Hyacinthaceae) in the Eastern Cape, South Africa" by A.P. Dold and P.B. Phillipson in Bothalia 28.2 141-149 (1998) - 1.58mb Lachenalia algoensis,
Lachenalia bowkeri,
Lachenalia campanulata,
Lachenalia convallarioides,
Lachenalia latimerae,
Lachenalia perryae,
Lachenalia youngii

"Five new species of Lachenalia (Hyacinthaceae) from arid areas of South Africa" by G.D. Duncan in Bothalia 27.1 7-15 (1997) - 1.75mb Lachenalia aurioliae,
Lachenalia inconspicua,
Lachenalia marlothii,
Lachenalia obscura,
Lachenalia xerophila

"A new species of Lachenalia from Namaqualand, South Africa" by G.D. Duncan and T.J. Edwards in Bothalia 32.2 190-192 (2002) - .73mb Lachenalia valeriae

"Three new species of Lachenalia (Hyacinthaceae: Massonieae) from Western and Northern Cape, South Africa" by G.D. Duncan and T.J. Edwards in Bothalia 36.2 147-155 (2006) - 1.4mb Lachenalia cernua,
Lachenalia lutea,
Lachenalia nardousbergensis

"A new pyrophytic Lachenalia species (Massoniae) from Western Cape, South Africa" by G.D. Duncan and T.J. Edwards in Bothalia 37.1 31-34 (2007) - .5mb Lachenalia lutzeyeri

Species descriptions since the monograph;

"Lachenalia bulbifera" by Graham Duncan in Curtis's Botanical Magazine (2014) vol. 31 (3): pp 186-195 - 1.06mb Lachenalia bulbifera

"Lachenalia arenicola" by Graham D. Duncan and Nick A. Helme in Phytotaxa 186 (5) 297-300 (December 2014) - 902kb Lachenalia arenicola

Two new species, two rediscoveries and a range extension in Lachenalia (Asparagaceae: Scilloideae) from southern and western South Africa by Graham Duncan in Phytotaxa 316 (3): 261–270(2017) - 4.13mb Lachenalia adamii
Lachenalia barbarae

General Lachenalia articles;

"Lachenalias" by Mr. F. W. Moore in Journal of the Royal Horticultural Society Vol. XIII. (1891), pp216-231 - 30.82mb

"Polyxena and Lachenalia" by Mr. Baker in Flora Capensis Vol. III. (1897), pp418-436 - 12.52mb

"Hybridisation in the genus Lachenalia" by Trevor S. Crosby in Veld & Flora Vol. 64. No. 3. pp. 87-90 (September 1978) - 1.65mb

"Lachenalias" by Jim Forrest in Canterbury Alpine Garden Society Bulletin Vol. 4. No. 1. (December 1984) - 1.65mb

"The Genus Lachenalia" by Trevor Crosby in The Plantsman Vol 8 Part 3 (December 1986), pp129-166 - 14.6mb

"Notes on The Genus Lachenalia" by Graham Duncan in Hibertia Vol 53 (1995), pp40-48 - 6.2mb

"Growing and Enjoying Lachenalia" by Don Journet in The International Bulb Society - Bulbs (2003) - 7.4mb

"A horticultural history of Lachenalia" by Olwen M. Grace and Johannes Van Staden in South African Journal of Science (2003), 99: pp 526-531 - 6.5mb

"Lachenalia" Breeding by Satoshi Komoriya in Herbertia (2009), 63: pp 151-159 - 5.3mb

Lachenalia science;

"Regeneration of Lachenalia Species from Leaf Explants" by Josephina G. Niederwieser and Bela M. Vcelar in HortScience 25(6):684-687 (1990) - .23mb

"In Vitro Rooting and Greenhouse Acclimatization of Lachenalia Shoots" by James R. Ault in HortScience 30(6):1304-1305 (1995) - .02mb

"The future of wildflower research and development in South Africa - The Lachenalia Case Study" by C.N. Marasas, P. Anandajayasekeram, J.G. Niederwieser, M. Coetzee, D. Martella, B.J. Pieterse & C.J. Van Rooyen in Agrekon 37(4):588-601 (December 1998) - .11mb

"Chromosome number and morphological variation in Lachenalia bulbifera (Hyacinthaceae)" by R. Kleynhans and J. J. Spies in South African Journal of Botany 65(5 & 8):357-360 (1999) - 1.4mb

"Propagation of specialty bulbs." by Peter Knippels in Herbertia 55:64-73 (2000) - 86kb

"Effect of temperature on the growth of Lachenalia cv. Ronina during the bulb preparation phase" by E. S. du Toit , P. J. Robbertse & J. G. Niederwieser in South African Journal of Plant and Soil, 18:1, 28-31 (2001) - 810kb

"Chromosome associations of three interspecific, dibasic Lachenalia hybrids" by FL Hancke, WS Jansen van Rensburg and H Liebenberg in South African Journal of Botany, 67: 193-198 (2001) - 1.9mb

"Lachenalia: Development and Commercialization of a New Flower Bulb" by R. Kleynhans, J.G. Niederwieser and F.L. Hancke in Proc. 8th Int. Symp. on Flowerbulbs, 81-85 (2002) - .27mb

"Review on Adventitious Bud Formation in Lachenalia" by J. G. Niederwieser and A. M. Ndou in Proc. 8th Int. Symp. on Flowerbulbs, 135-140 (2002) - .27mb

"A Preliminary Study of Interspecific Hybrids in Lachenalia (Hyacinthaceae)" by Hanno (J.L.) du Preez, Johan J. Spies and Riana Kleynhans in Proc. 8th Int. Symp. on Flowerbulbs, 319-325 (2002) - .13mb

"Effects of nutrient regime on bulb yield and plant quality of Lachenalia Jacq. (Hyacinthaceae)" by F. Roodbol, E. Louw and J.G. Niederwieser in South African Journal of Plant and Soil, 19:1, 23-26 (2002) - .5mb

"Flowering and inflorescence development of Lachenalia aloides 'Pearsonii' as influenced by bulb storage and forcing temperature" by Mark S. Roh in Scientia Horticulturae, 104, 305-323 (2005) - .7mb

"Character variation and a cladistic analysis of Lachenalia Jacq.f. ex Murray (Hyacinthaceae)." by G.D. Duncan, T.J. Edwards and A. Mitchell in Proc. IXth International Symposium on Flower Bulbs, Acta Horticulturae 673: 113–120. (2005) - .3mb

"Lachenalia breeding, culture and usage of a new ornamental bulbous plant" by ANNA KAPCZYNSKA in Annals of Warsaw University of Life Sciences SGGW, Horticulture and Landscape Architecture - No. 30:5-10 (2009) - 65kb

"Cross-ability in the genus Lachenalia" by Riana Kleynhans, John J. Spies and Paula Spies in Acta horticulturae - (March 2009), 813(813):385-392 - 175kb

"Lachenalia Impact Study - November 2011" by Agricultural Research Council (November 2011) - 901kb

"Cytogenetic and Phylogenetic Review of the Genus Lachenalia" by Riana Kleynhans, Paula Spies and Johan J. Spies in Floriculture and Ornamental Biotechnology (2012): pp 98-115 - 4.7mb

"Advanced in Vivo Propagation Techniques for Specialty Bulbs." by Peter J.M. Knippels in Floriculture and Ornamental Biotechnology (2012): pp 154-157 - .8mb