Common names
P. cordatum - Heart leaf philodendron (pictured)
P. scandens -  Heart leaf philodendron (Very similar in appearance to P. cordatum.)
P. selloum Lace Tree Philodendron (pictured)

How to grow

Notes
N.A.S.A. determined that Philodendrons were among the best house plants for removing formaldehyde from the air, especially at higher concentrations. At lower concentrations it was found that Aloe Vera removed formaldehyde more efficiently.
Philodendrons are poisonous click for more details.

Heart Leaf Philodendron (P. cordatum)

Lace Tree Philodendron (P. selloum)

Legend

Poison Information
Prefers sun
Prefers partial shade
Tolerates shade
Prefers well-drained soil
Prefers Moist soil