Calanthe angustifolia

Calanthe angustifolia
A terrestrial orchids often growing in shaded forest floor of dark humus soil.
Leaves: Linear-lanceolate, plicate
Inflorescences: Axillary, bearing several flowers
Flowers: Yellow to white, lip yellow with a spur pointing to downwards (to ground)

Bulbophyllum vaginatum

Bulbophyllum vaginatum
A miniature orchid that loves hot temperature but high humid and semi shaded environment.
Leaves: Thick, one leaf per pseudobulb
Inflorescences: Emerging from the base of pseudobulbs, bearing many flowers
Flowers: White to cream, resembling fireworks

Bulbophyllum patens

Bulbophyllum patens
Often found growing in clump on tree trunks by the riverbanks with semi-shaded condition.
Leaves: Tough and leathery, one leaf per pseudobulb
Inflorescences: Emerging from base of pseudobulbs, bearing single flower
Flowers: Cream with dense red spots

Arundina graminifolia

Arundina graminifolia
Commonly known as Bamboo orchid growing abundantly at open area of forest fringe.
A sun loving orchid.
Leaves: Linear, long, grass-like
Inflorescences: Terminal, bearing several flowers
Flowers: Pinkish purple to white, with trumpet-like lips
Notes: The flowers lightly scented during the blooming

Anoectochilus albolineatus

Anoectochilus albolineatus
One of the Jewel Orchids in Malaysia...
Leaves: Dark purlish with red veins
Inflorescence: bearing 3-5 flowers
Flowers: White, reddish-hairy on outside of sepals
Notes: Found in montane forest (1200-1700m a.s.l.)