Plant Regeneration through Callus Cultures from Leaf Explant of Sumatra Benzoin (Styrax benzoin)

Table 1

The description of Sumatra Benzoin (Styrax benzoin Dryander) selected as mother plants trees in the forest area at District Sitellu Tali Urang Julu.

No.	Plant parameter	General conditions	Location of selected mother plant
			Desa Lae Lange Namuseng	Desa Rumerah
1	Frequency of selected Styrax benzoin plants per hectare of forest	Total 62	27/12	35/11
2	Plant appearance based on visual identification and scientific judgement	Vary	22 plants fertile and healthy and 5 less fertile plants	29 plants fertile and healthy and 6 less fertile plants
2	Gum production (based on verbal information on the quality and quantity production of incense sap given by the farmers every harvest time)	Vary	12 plants with high-quantity and good-quality incense sap	11 plants with high-quantity and good-quality incense sap
3	Plant categories based on maturity level (age 8–15 years old)	Mature	Stem diameter 20–40 cm and tree height 5–10 m	Stem diameter 20–40 cm and tree height 5–15 m
4	Soil location and conditions where the plants grows	Vary	Some plant and mostly hilly forest areas	All are hilly forest areas

Plant samples that have fulfilled the requirements for mother plants to be used as source of explant in the micropropagation of Sumatra Benzoin.