Original sentence: Its stems range from a light gray to a mahogany color, with pairs of straight white spines anywhere from 0.5 to 2 cm long.The flowers occur in small yellow balls about 1 cm in diameter.The pods are relatively long and thin, up to 12 cm long but only 3-6 mm wide.The small leaves are even-pinnate, typically 2.5-4 cm in length, with each of the 3-9 pairs of pinnae made of 4-16 pairs of leaflets, which are about 3.5 mm long and 1 mm wide
Edited sentence: Its stems range from a light gray to a mahogany color, with pairs of straight white spines anywhere from 0.5 to 2 cm long.The flowers occur in small yellow balls about 1 cm in diameter.The pods are relatively long and thin, up to 12 cm long but only 3-6 mm wide.The small leaves are even-pinnate, typically 2.5-4 cm in length, with each of the 3-9 pairs of pinnae made of 4-16 pairs of leaflets, which are about 3.5 mm long and 1 mm wide