striated GRE

1.Stem conspicuously striate or tetragonous, robust, succulent, simple or branched in upper part.

茎显著的具条纹的4棱，粗壮，肉质的，单一分枝在上半部分。

2.The striated and polished surfaces are called slicken-sides.

有条痕的磨光面则称为擦痕面。