Table 1.

Morphology and aroma characteristics of three fresh rose species.

Sample	Scientific Name, Morphology, and Basic Odour Characteristics	Moisture Content (%)	Scent Intensity
			Bud Stage 1	Initial Opening Stage 2	Full Bloom Stage 3
Mon Dang Prasert	Family: Rosaceae Species name: Rosa damascena Shrubs, stems, and thorny branches. The leaves are composed of feathers, arranged alternately; the leaves are oval-shaped, rounded, and pointed at the tip; the edge of the leaf is serrated like a saw-tooth. The diameter is 2.5–3.5 cm. The flowers are clustered into clusters of 3–5 flowers at the tip of the top. With dark red petals when exposed to sunlight and pink petal base, the petals are stacked in several layers. When the flowers are in full bloom, they are 5–7 cm. in diameter and have a mild fragrance.	86.34	+	++	++
Mon Klai Kangwon	Family: Rosaceae Species name: Rosa damascena Shrubs, stems, and branches have thorns. Characteristics of feathered compound leaves arranged alternately and short-paired leaves. The leaves are oval-shaped, 2–3 cm in diameter, with a rounded, pointed tip and a saw-tooth serrated edge. The flowers are clustered into clusters of 3–5 flowers at the tip of the top. The light-coloured pinkish petals are neatly stacked in several layers. When the flowers are in full bloom, they are 5–7 cm. in diameter and have a strong fragrance.	87.37	++	+++	+++
Bishop’s Castle	Family: Rosaceae Species name: Rosa ‘Ausbecks’ Shrubs, stems, and thorny branches. The leaves are compound, feathery, alternate, oval-shaped, 3–5 cm in diameter, rounded at the base, pointed at the edge, serrated, and saw-toothed. The flowers are clustered into clusters of 2–3 flowers at the tip of the top. The petals are light pink and stacked tightly in several layers. When the flowers are in full bloom, they are about 5–7 cm. in diameter and have a powdery fragrance.	86.04	+	++	+++

The symbol “+” represents a scent intensity level, with “++” being the lowest intensity and “+++” representing the maximum intensity.