Recognized for her exceptional performances as a soloist, chamber musician, and orchestral performer, Njioma Grevious joins the BCSO in a performance of Samuel Coleridge-Taylor’s rhapsodic Violin Concerto on Saturday, April 25. Her playing has been praised for its remarkable elegance and exuberant clarity, and she has received accolades for a “dazzling performance” with the National Symphony Orchestra.The Spring Concert on April 25, which begins at 7:30 p.m., will also feature the overture to Giuseppe Verdi’s opera Nabucco and Peter Tchaikovsky’s breathtaking Symphony No. 4.Adult tickets are $25 in advance and $30 at the door; senior tickets are $20 in advance and $25 at the door; students are admitted free of charge.