bush bushes christmas christmas rites herbal medicine herbs kiss mistletoe mistletoes nature plant sky symbiont symbiosis symbiote tradition tree trees birch spring Asia Asian balance china circle concept easy emptiness love medicine metal patience pecae philosophy quiescence round sign tao yin yang alpine armour armoured Asteraceae Carlina acaulis carline dicotyledon Eberwurz edible europe flowering fortune Good humidity hunter's bread hurt indicator needles perennial rosette silver thistle spine spiny star stemless sun thistle thorn thorny traditional Balsam apple Balsam pear bitter Bitter cucumber Bitter Gourd bitter melon caraille carilley creeper Cucurbitacea earth farm farm fresh fresh green health food healthy India Karela karnataka Light green Momordica charantia Mud natural nutrition produce red subcontinent traditional medicine Udupi vegetable vine floral flower petal yellow