Liang Xuexiang (1810-1895) wrote about:
Luanjie (chaotically connected) which later became known as Lanjie (intercepting)
Ba Zhou (eight elbows) which refers to short striking methods
Beng Bu (crash and fill) which later became know as Beng Bu (crashing step)
He is also credited by some with creating the six part Zhaiyao series. Some believe his student Jiang Hualong altered Zhaiyao and added a seventh section that focused on ground fighting.
Jiang Hualong and/or Song Zide created Meihua Lu. They also created a new Beng Bu passed down through the Taji Tanglanquan/Cui Shoushan line.
Mainland Seven Star has versions of each of these forms. They are fairly similar to the Plum Flower versions.
Hong Kong Seven Star forms are quite different from their Plum Flower counterparts.
As an aside, the Beng Bu of Qixing, Taiji, Taichi, Meihua and Taijimeihua Tanglang all share about 12 of the same moves, then depart from one another.