Blackwork is a counted-thread embroidery worked in geometric designs with black silk on even-weave linen. Black isn’t the only acceptable color for working these patterns (red or scarletwork was also popular).
Anna Meyer in Madonna Darmstadt-Hans Holbein Younger, 1526 and after 1528
Portrait of Mrs Pemberton, Hans Holbein, 1535
Portrait der Lady Margaret Butts. Hans Holbein d. J.
Portrait of Mistress St Lo, later Bess of Hardwick, Countess of Shrewsbury, 1560s. Misidentified as Mary Tudor.
Queen Mary I
Portrait of a lady in green-Agnolo Bronzino 1502-72
Portrait of Jacquemyne Buuck-1551