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LIST OF EPHEMERAL AND EPHEMEROID PLANT SPECIES IN THE
FLORA OF KIRTASHTAU MOUNTAIN
Kimsanov Sherzod
Master’s degree from Andijan State University
Annotation:
This article presents a comprehensive examination of ephemeral
and ephemeroid plant species in the flora of Kirtashtau Mountain, a region known for
its rich biodiversity and ecological significance. Ephemeral species exhibit rapid life
cycles, emerging and completing their reproductive phases within short periods of
favorable conditions, while ephemeroids persist through underground storage organs,
allowing perennial survival. The study highlights notable species from both
categories, discusses their ecological roles, and emphasizes their contribution to
pollination, soil stability, and nutrient cycling. Understanding these species is crucial
for biodiversity conservation and future ecological research, particularly in the face
of climate change and habitat disturbances.
Key word:
Kirtashtau, Pamir-Aloy, Ephemeral, Astereceae, taxonomic, species.
INTRODUCTION
The Fergana Valley is one of the large mountain range depressions in Central
Asia, with an area of 22,000 km2. The valley is surrounded by Tiyon-Shon mountain
ranges in the north and Pamir-Aloy mountain ranges in the south [1; 56- 62-p.].
Kirtashtau Mountain, located in [region/country], is recognized for its floristic
richness and diverse ecological habitats, which support a significant variety of
ephemeral and ephemeroid plant species. These plants exhibit specialized adaptations
to seasonal fluctuations, playing a crucial role in maintaining ecological balance.
Plant association (derived from the Latin word associatio, which means
association, community) refers to the growing of plants belonging to a number of
species as a community under certain conditions.[2;205-p]]
MATERIALS AND METHODS
The composition of major taxonomic units in the flora of the region is similar to
that of other local floras in the southern part of mountainous Central Asia. As a result
of research, it was found that in the flora of the region, one family has an average of
5.7 genera and 12.36 species (1:5.7:12.36). The species listed for the flora are M.M.
It is 1/3 of the total species in the list of species listed by Arifkhanova.[3-287p].
RESEARCH RESULTS
Ephemeral species complete their life cycle rapidly within a brief window of
favorable climatic conditions, whereas ephemeroids possess perennating organs that
enable them to survive through adverse periods and re-emerge annually. This article
provides a detailed and scholarly examination of the identified ephemeral and
International scientific journal
“Interpretation and researches”
Volume 1 issue 2 (48) | ISSN: 2181-4163 | Impact Factor: 8.2
203
ephemeroid species within the flora of Kirtashtau Mountain. The Kyrtashtau
mountain range is one of the unique phytogeographic regions of Central Asia, where
various ecologically adapted plants are widespread.
The climate of the region is continental, precipitation is mainly in the spring
season, and the summer season is dry and hot. In such a natural state, some plants
have a short vegetation period, and the group of ephemeral and ephemeral plants was
formed due to this ecological adaptation.. [4;21-30p]
Ephemeral Plant Species
Ephemeral plants in Kirtashtau Mountain thrive primarily during early spring or
following seasonal precipitation. These plants exhibit rapid development, flowering,
and seed dispersal within a short duration. The prominent ephemeral species include:
Ephemeras and ephemeroids common in Kirtashtau mountain flora
№
Family
Species name
Scientific name
Local name
1
Karamdoshlar
Brassecaceae
Alliyssum desertoramstarp Momakaltirok
Leptaleum filitolium
Yag’likkora
2
Boshokdoshlar
Poaseae
Bromus oxuodonschrenk Kattabosh
Poa bulbosa
Kung’irbosh
3
Burchokdoshlar
Fabaceae (leguminosae)
Astragalus filicaulis
Nuxatak
Astragalus compylotrichus Sarik yungichka
4
Xiloldoshlar
Suregaseae
Carex pachystylis
Qorabosh
5
Loladoshlar
Liliaceae
Gagea stipitata
Boychechak
Gagea ova
6
Sho‘radoshlar
Chenopdiaceae
Girgensohnia
opporasitiflora Fensa
Sogon, sarisogon
Salsola grandiflora Bge
Seta
7
Chuchmomaguldoshlar
Caryophyllaceae
Ixiolion tataricum Herb
CHuchmoma
8
Kuknoridoshlar
Papaveraceae
Papaver pavoninum
Lolakizgaldok
9
Murakkabguldoshlar
Astereceae
Tragopogon mallisus
Echkisokol
Artemisia Sogdiana
10
Labguldoshlar
Ziziforatenuior
CHulyalpiz, ok yalpiz
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Lamiaceae
11
Govzabonguldoshlar
Baraginaceae
Lapula royleana
Lapula
12
SHirachdoshlar
Asphadelaceae
Eremostachys
condonocalus
Eremostaxis
Eremuras sogdianes
Eremurus
Ephemeroid Plant Species
Ephemeroid species differ from true ephemerals by possessing underground
storage structures such as bulbs, tubers, or rhizomes, which enable perennial survival.
Noteworthy ephemeroid species in Kirtashtau Mountain include:
1.
Tulipa biflora Pall.
– A delicate tulip species bearing white flowers,
blooming in spring.
2.
Gagea reticulata (Pall.) Schult. & Schult. f.
– A small yellow-flowered
geophyte from the Liliaceae family.
3.
Iris tenuifolia Pall.
– A slender-leaved iris distinguished by its striking
violet blooms.
4.
Colchicum luteum Baker
– A member of the Colchicaceae family,
characterized by its golden-yellow flowers.
5.
Corydalis ledebouriana Kar. & Kir.
– A tuberous-rooted plant
producing pinkish flowers.
Ecological Significance
Both ephemeral and ephemeroid species contribute substantially to the
biodiversity and ecological integrity of Qirtashtau Mountain. These plants serve as
crucial resources for pollinators, aid in soil stabilization, and enhance nutrient cycling
within their habitats. Their rapid life cycles allow them to capitalize on transient
environmental conditions, ensuring their persistence in challenging ecosystems.
CONCLUSION
The ephemeral and ephemeroid flora of Kirtashtau Mountain exemplifies
remarkable evolutionary strategies for survival in dynamic environmental conditions.
This scholarly review provides a fundamental reference for botanical research and
conservation efforts in the region. Future studies should focus on population
dynamics, habitat specificity, and the potential impacts of climatic variations on these
specialized plant species.
References:
1.
O‘zbekiston Milliy Ensiklopediyasi. 2005. 9 tom. – B. 56- 62-195p
2.
Закиров К.З. Флора и растительность бассейна реки Зеравшан.. – Ташкент: АН
УзССР, Ч.1. 1955. – 205 p
3.
Arifxanova M.M. Rastitelьnostь Ferganskoy dolinы. – Tashkent: Fan, 1967. – 287 p
4.
Niyazmetov, D. (2020). “Qirtashtau tog‘ florasi va uning o‘ziga xos xususiyatlari.”
O‘zbekiston fanlar akademiyasi axborotnomasi, 4(3), 21-30 p
