Khizis [2] ( Latin Chysis ) is a genus of perennial herbaceous plants of the Orchidaceae family ( Orchidaceae ).
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Chysis Lindl. (1837) | |||||||||||||||||||||||||
The abbreviation of the generic name in decorative gardening is Chy [3] .
Content
Synonym
According to the Royal Botanic Gardens at Kew [4] :
- Thorvaldsenia Liebm. , 1844
Title
The name comes from the Greek word χύσις, which translates as "heap", and indicates the crowding of pollinia .
Distribution
Central and South America . At altitudes from sea level to 2000 meters above sea level [5] .
Epiphytes , less often lithophytes in moist forests.
Biological Description
Pseudobulbs are fusiform, often drooping, up to 45 cm, and the upper end is slightly thickened.
The leaves are oval, wide, lanceolate.
Inflorescences appear in the axils of the leaves in the lower part of the shoot at the very beginning of the growing season, when the leaves have not yet fully formed.
The flowers are fleshy, waxy, white, pink or yellow.
Polliniev eight (four large and four small).
Views
Chysis aurea
According to the Royal Botanic Gardens at Kew [4] :
- Chysis addita Dressler , 2000
- Chysis aurea Lindl. , 1837
- Chysis bractescens Lindl., 1840
- Chysis bruennowiana Rchb.f. & Warsz. , 1857
- Chysis laevis Lindl., 1840
- Chysis limminghei Linden & Rchb.f., 1858
- Chysis orichalcea Dressler, 2000
- Chysis pluricostata Dressler, 2006
- Chysis tricostata Schltr. , 1922
- Chysis violacea Dressler, 2003
All species of the genus Chysis are included in Appendix II of the CITES Convention. The purpose of the Convention is to ensure that international trade in wild animals and plants does not endanger their survival.
In Culture
Landing on a block , basket for epiphytes, or a pot. Substrate: pine bark of a large fraction mixed with sphagnum .
Recommended summer temperatures: 17 ° C at night and 20–28 ° C during the day. The maximum and minimum temperatures depend on the height of the species. Alpine species are not recommended for daytime temperatures above 20 ° C
Khizisa is grown under diffuse lighting, direct sunlight can cause leaf burns.
During the period of active vegetation, every second or third watering, you can use special mineral fertilizers for orchids. Hizisa roots usually begin active growth after flowering peak. Watering is reduced to a minimum in the fall and completely stopped in the winter. During the dormant period, plants contain at a temperature of about 13 ° C at night and only a few degrees more in the daytime.
Some growers report that the plant can be grown indoors if the humidity is high enough during the summer months.
Adult plants can be divided into curtains consisting of at least two pseudobulbs [5] .
Notes
- ↑ For the conventionality of indicating the class of monocotyledons as a superior taxon for the plant group described in this article, see the APG Systems section of the Monocotyledonous article .
- ↑ The Russian name of the genus “Khizis” is used in the book Hedgehog Zdenek, Orchids. Illustrated Encyclopedia. Publisher: Labyrinth, 2005 ISBN 5-9287-1134-4
- ↑ Alphabetical list of standard abbreviations of all generic names. occurring in current use in orchid hybrid registration as at 31st December 2007 Archived September 10, 2016.
- ↑ 1 2 World Checklist of Chysis . The Royal Botanic Gardens, Kew.
- ↑ 1 2 Chysis Lindl. Cultural.org archived on June 6, 2016.
Literature
- CH Dodson, CA Luer: Orchidaceae part 2 (Aa-Cyrtidiorchis). In: G. Harling, L. Andersson (Hrsg.): Flora of Ecuador. 76, Botanical Institute, Göteborg University 2005, ISBN 91-88896-51-X , S. 216-218.
- Robert L. Dressler: Phylogeny and Classification of the Orchid Family. Cambridge University Press, 1993, ISBN 0-521-45058-6 , S. 187-188.
- Alec M. Pridgeon, Phillip Cribb, Mark W. Chase (Hrsg.): Genera Orchidacearum. Epidendroideae (Part one). 2. Auflage. 4/1, Oxford University Press, New York und Oxford 2005, ISBN 0-19-850712-7 , S. 177-180.