This plants can be divided into monopodial and sympodial groups. Monopodial orchids like vanda and aerides are growing upwards from a single point and the flower appear atop a long stem.
The sympodial group can growth in several directions, but with cattleya, its only one direction.
Orchid plants are the most prolific, thousands of varieties are out there in nature and thousands more being created by cross breeding. About 600 new varieties are coming up each year either through the discovery of new species or the creation of new hybrids.
There are even some orchids flowers, which do not engage in the normal process of photosynthesis as most plants do, but actually live from a fungus in the darkness of a cave, read more.
One of the largest families are Phalaenopsis also know as phal. They can grow in just about any environment although the majority of are growing in tropical environments and they are are real fragil beauties read more.
This array of blossoms is real attractive and they are also not difficult to grow they just need the same "food" and environment as most other of the family.