These are thin long leafed indoor plants with low maintenance and thick foliage.

Purple orchids are flowering plants characterized by long narrow leaves at the bottom & vertical long stalk which grow flowers on opposite sides.

Spatifilum big leaf is an indoor plant. It is characterized by its large green leaves and thick stalk. They are mostly used in office spaces and flowers rarely.

Spathiphyllum narrow/spath or peace lilies are rare flowering plants which are low maintenance air purifiers.

Spathiphyllum gold also known by names spath or peace lilies are golden green foliage plants suitable for indoor office spaces. 

These are golden green coloured Devil's Ivy plants. These creepers are low maintenance indoor air purifiers, ideal for hanging baskets.

Scindapsis marble/Devil's Ivy/Lucky plant are patterned broad leaf creepers. They are low maintenance and are ideal for hanging indoors as they have air purifying properties.