Anatomy and supply. The thenar musculature consists of four muscles located on the radial side of the palm. Together they form the 'ball' of the thumb known as the thenar eminence. They originate at different carpal bones and distally attach to the thumb. The thenar muscles are: Abductor pollicis brevis muscle: arises from the tubercles of the scaphoid and trapezium, and from the flexor retinaculum.
Steps. 1  1. Choose the proper time to prune lemon trees. 2  2. Remove all fruit from the tree. 3  3. Prune any branches that are damaged or diseased all the way back to the base.  4. Cut any branches that are smaller than the diameter of a 1  pencil. 5. Prune suckers as they appear at any time.  6. Decide if you want an open, compact, or hedge type tree look.
1 Citrus trees should be planted in a sunny and wind-protected area. 2  In the citrus belt, trees can be planted at any time, however, spring is the best time for container grown plants. 3  Standard-size trees should be spaced 12 to 25 feet apart and dwarf trees should be set 6 to 10 feet apart.ave an orange tree with two varieties of oranges. One edible with seeds and the other from the top, bitter. Also have a lemon tree with two varieties. One like a Meyer with thin skin but the other has a thick rind and is quite large (Both trees have thorns).