They grow according to the needs of their life in the rocks.
They do not grow on fertile land, but is able to grow properly like in the fertile soil.
I get a lesson from the way of life of this plant.
The photos I take today 11/17/2016 on a hilltop Lamreh, Great Aceh, Sumatra, with Canon EOS 7D camera, EF 17-40mm f/4L USM lens.
ƒ/4.0, 40.0 mm, 1/125, ISO 200
ƒ/4.0, 17.0 mm, 1/125, ISO 200
ƒ/4.0, 40.0 mm, 1/60, ISO 200
ƒ/4.0, 22.0 mm, 1/200, ISO 200
ƒ/4.0, 19.0 mm, 1/200, ISO 200
ƒ/4.0, 36.0 mm, 1/200, ISO 200
ƒ/6.3, 17.0 mm, 1/100, ISO 200
ƒ/4.0, 26.0 mm, 1/200, ISO 200
See more Original Size and EXIF setting