apex
areoles
arid
attractive
bays
botanical
botany
brazil
brazillian
bristle
cactaceae
cactus
cap
cephalium
dangerous
decorative
depth
dry
ernestii
field
flora
fluffy
fruit
funny
gradens by the bay
green
grey
grow
growing
hair
hairy
interesting
melocactus
natural
nature
ornamental
outdoor
plant
red
rocks
rocky
seed
sharp
spines
spiny
turk
wool
yellow