Camellia changii

Ye is a plant with blooming multi~times throughout the year

its obovate

coriaceous and integer leaves and bifacial blades with heteromorphic structure in anatomy are very different from other species in genus

Camellia

.Its upper epidermis is consisted of one layer

occasionally two layers of cells

and lower epidermis is consisted of two layers of cells

that ie. multiple epidermis

outer of cuticle membrane is covered with transparent and compact waxy layer; stomata are mainly distributed on lower epidermis and slightly depressed

guard cells are surrounded by three subsidiary cells of different size; palisade tissue is consisted of one

sometime two layers of cylindrical cells; spongy tissue is consisted of numerous cells of different size and forms

which usually are connected in netted shape; upper side and lower side of the veins are coverer by flat circle vascular bundle sheath of fiber cells

the two ends of vascular bundle sheath are open. There are multiple layers of ground tissue

and some big stone cells and crystal cells in them

a team of stone cells is formed in parenchyma cells along main vein near epidermis especially besides its lower side

and the stone cell team is 3~4 stone cells in breadth. The stone cell is unequal in size and radially ramose. Its special structure showed that it is a xeromorphic mesophyte and possess some possibility to resistant strong sunlight.