Essential oil chemotypes of Aloysia citrodora (Verbenaceae)in Northwestern Argentina (Record no. 54095)

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fixed length control field 02937nam a2200289Ia 4500
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control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625162440.0
040 ## - CATALOGING SOURCE
Transcribing agency CICY
090 ## - LOCALLY ASSIGNED LC-TYPE CALL NUMBER (OCLC); LOCAL CALL NUMBER (RLIN)
Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-19990
008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION
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245 10 - TITLE STATEMENT
Title Essential oil chemotypes of Aloysia citrodora (Verbenaceae)in Northwestern Argentina
490 0# - SERIES STATEMENT
Volume/sequential designation BioChemical Systematics and Ecology, 74, p.19-29, 2017
520 3# - SUMMARY, ETC.
Summary, etc. Chemical biodiversity of essential oils of natural populations of Aloysia citrodora Palau ("lemon verbena", "cedrón")in Northwestern Argentina was assessed by collecting in the same sites through different years. A total of 36 samples were collected in the Provinces of Salta (El Maray, La Paya, El Sunchal, El Alisal, Chorrillos), Jujuy (Chilcayo, San Roque), Catamarca (Mutquin, Colana)and Tucumán (Amaicha del Valle)in Argentina. Essential oils were obtained by hydrodistillation (Clevenger)of naturally air-dried plant material. Yields ranged from 0.16 percent to 1.93 percent (v/w), being the highest those of the collections of Mutquin. More than 65 compounds were identified by CG-FID-MS. Only 19 of these constituents, accounting from 77.3 to 98.9 percent of the total oil, present in more than 4.0 percent in at least one sample, were considered as variables for statistical analysis. Agglomerative Hierarchical Cluster analysis was conducted, showing at 65 percent of similarity, five groups. This grouping was in direct accordance to the biosynthetic pathways of main compounds (chemotypes). In the two sites of Jujuy, 21 collections evidenced four different chemotypes, named after the dominant component as follows: thujones, citronellal, carvone, and citral (neral + geranial). In the populations of Salta and Catamarca, linalool appeared as a new different chemotype. Though cedron is considered as a citral-bearing plant, curiously, in the 36 samples collected in the NW of Argentina, only two samples contained citral as main constituent. On the other hand, a dominance of citronellal and thujones compositions were found in the bulk of the samples collected, while others had very high content of linalool or carvone and its derivatives. Northwestern Argentina has repeatedly been mentioned as the center of biodiversity of this species. The new evidences found on the chemical biodiversity of essential oils of Aloysia citrodora in natural populations in this region, reinforce firmly this idea.
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ALOYSIA CITRODORA
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element CHEMOTYPES
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ESSENTIAL OIL
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element BIODIVERSITY
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Elechosa, M. A.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Lira, P. D. L.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Juárez, M. A.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Viturro, C. I.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Heit, C. I.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Molina, A. C.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Bandoni, A. L.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/1UtPnK7bZzN6-VeF9res56L3m4UuqwgbF/view?usp=drivesdk">https://drive.google.com/file/d/1UtPnK7bZzN6-VeF9res56L3m4UuqwgbF/view?usp=drivesdk</a>
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Source of classification or shelving scheme Clasificación local
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  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-19990 25.06.2025 25.06.2025 Documentos solicitados