Posts Tagged ‘spines

08
Apr
16

Cactus Bloom Unfolding…

cactus bloom, desert, Mojave, SwittersB

17
Jul
15

Defensive….

not approachable,

your defenses too complex

admire from afar

cactus, spines, flower, desert, Mojave, SwittersB

Cactus Spines: hard structures with sharp, stiff ends, generally with the same function of physically deterring animals from eating the plant material…also sometimes providing shade.

15
May
15

Cactus Bloom & Spines

Mojave Cactus, Bloom, spines, Joshua Tree NP, flowers, photo, SwittersB

“Most species of cacti have lost true leaves, retaining only spines, which are highly modified leaves. As well as defending against herbivores, spines help prevent water loss by reducing air flow close to the cactus and providing some shade.” Wiki

09
Apr
13

Cacti & Thorns (Spines): Why?

Why does a cactus have those dangerous spines? At first consideration, it seems probable a cactus’ spines are there to redirect my shins or other exposed body parts. But apparently the spines are crucial to the warding off of water seeking predators as well as important in the transpiration of the plant. Spines are like leaves to the cactus. More here about the cactus spines and cactus in general.

CactusCactus2SBc5Cactus1Cactus3SB




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