Come on we are on hacker news. I expect you to be able to find protein values of plants by yourself. Plants not containing enough protein is an absolute myth and it's astonishing to me that there are still people believing in it.
Go eat lentils, chickpeas, beans, soy products and hemp protein and it should be more than easy to get enough protein. There are world champion UFC fighters and olympia athletes on a vegan diet and I am pretty sure, they don't have any problems getting their protein.
Also checkout youtube. There are a lot of vegan bodybuilders sharing their recipes.