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Abstract Detail



Systematics Section/ASPT

Akinnubi , Funmilola Mabel [1], Akinloye, Akinwumi Johnson [2], Olaleye-Otunla, Olufemi [2].

Foliar Anatomy of some species of Asteraceae in South Western, Nigeria.

The foliar anatomy of twelve species of Asteraceae around Ile-Ife in South Western, Nigeria is described. The distinguished characters of taxonomic value include; venation patterns, areole shapes, number of veinlet endings. trichome types, arrangement of vascular bundles. Venation types are actinodromous, crasoedodromous or camptodromous, the presence of rectangular areoles are predominant in the species studied and this show family characteristics. However, the presence of crystal druses in the areoles of C. odorata is of diagnostic importance. The type of vascular bundle in the leaf midribs is classificatory as it divided the taxa studied into two groups; Vascular bundles are amphicribal in B. pilosa, C. odorata, L. taraxacifolia, C. crepidioides, T. procumbens and V. cinerea. Bicollateral vascular bundles in A. conyzoides, A. africana, E. praetermissa, S. nodiflora, T. diversifolia and V. amygdalina. Keywords: Asteraceae, foliar, taxonomic, venation, areole


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1 - Obafemi Awolowo University, Botany, Obafemi Awolowo University, Ile-Ife, Osun State, Ile-Ife, Osun, 234, Nigeria, +2348069184017
2 - Obafemi Awolowo University, Botany, Obafemi Awolowo University, Ile-Ife, Osun, Ile-Ife, Osun state. Nigeria, OS, 234

Keywords:
Asteraceae
foliar
taxonomic
venation
areole.

Presentation Type: Oral Paper:Papers for Sections
Session: 45
Location: River Fork/Grove
Date: Wednesday, July 30th, 2014
Time: 4:00 PM
Number: 45010
Abstract ID:56
Candidate for Awards:None


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