The Blood of Dragons specific information for this house is under construction. However, if you scroll down, you will find the family tree for this house.
Ser Jonn (b. 138), heir to Casterly Rock, m. {Kellyn Crakehall} (b. 140), lady-in-waiting to Princess Rhaena Targaryen, found murdered in an alleyway (d. 163),
Rickard's daughter, Elspeth (b. 121), m. Ser Joran Drox (b. 118),
Elspeth's son, Ser Dormund Drox (b. 138),
Elspeth's daughter, Jorelle Drox (b. 140), betrothed to {Ser Berion Yarwyck} (b. 135), killed in Dorne (d. 158),
Rickard's son, Ser Dennis (b. 123), an officer of the City Watch of King's Landing and commander of the Gate of the Gods (see House Targaryen, m. Gwendolyn Vikary (b. 127),
Dennis's daughter, Shalla (b. 156),
Rickard's son, Ser Galan (b. 126), called the Green Lion,
Rickard's daughter, Melissa (b. 134), m. Ser Anton Piper (b. 138),
Ser Hector Hill (b. 104), a bastard uncle, called the Silver Lion, m. Lessa Drox (b. 107),
Hector's son, Ser Albert Hill (b. 129), a household knight,
Hector's son, {Ser Rickard Hill} (b. 131), slain by {Ser Bastian Sand} (d. 157),
Hector's daughter, Sirona Hill (b. 136), formerly a lady-in-waiting at Tarbeck Hall rumored to be mistress of Lord Tarbeck, once lady-in-waiting to Princess Rhaena Targaryen), now an exile from the court in the wake of scandal,
his household:
Kennet Crakehall (b. 111), his steward and friend,
Ser Elmer Crakehall (b. 137), Kennet's son, captain of the guard,
Ser Albert Hill (b. 129), a cousin and household knight,
Ser Brion Lantell (b. 125), captain of Ser Jaesin's personal guard,