儿子欢天喜地带回一盆多肉盆栽,说是同学送他的生日礼物。母亲瞄了一眼肥厚的叶片,感慨地说:“瓦房上长出来的’猫爪子’,现在也摇身一变成了盆栽!”儿子好奇地问:“老妈,这种植物咱家以前也有吗?为啥叫’猫爪子,呢?”我给儿子解释,这是长在屋瓦上的瓦楞草,学名应该是瓦松,因为形似猫爪,在老家俗称“猫爪子”。提到瓦松,我不由得陷入儿时的回忆。小时候,农村老家是清一色的瓦房, Son joyfully brought back a pot of fleshy potted plants, said to be his classmates to send his birthday gift. Her mother glanced at the thick leaves and said with emotion: “The cat paw that grew up on the tile floor now transformed into a potted plant!” Asked his son curiously: “Mom, this plant was before our house There are also? Why is it called cat paw ?, ”I explained to his son, this is a long grass on the roof tiles, the name should be Watsson, because the shape of cat’s paw, commonly known in the home as . When it comes to Watson, I can not help but fall into childhood memories. As a child, rural home is all-new tile roof,