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Anatomical Characteristics of Comos sulphureus Cav. from Family Asteraceae
- In this research, morphological and anatomical structures of leaves, stems, and roots of Comos sulphureus Cav. of tribe Heliantheae belonging to the family Asteraceae were studied, photomicrographed and described. This species is annual erect herb, compound leaves and flowers are bisexual head. Anatomical characters of Cosmos sulphureus Cav. are dorsiventral type of leaves, anomocytic type of stomata, and collateral type of vascular bundles were found. The shapes of midrib are found to be oval-shaped, the petioles were oval or heart-shaped, and the stem was tetragonal or polygonal in shape.
Ngu Wah Win