A perennial plant can be with stems.Logical formLearned from5 sentences. Advances can be in (stem cell science).Logical formLearned from5 sentences. A patch can be constituted-of-or-filled-with stems.Logical formLearned from5 sentences. A stem can be bare.Logical formLearned from5 sentences. A stem can be circular.Logical formLearned from5 sentences. Stems may branch.Logical formLearned from5 sentences. Stems may be lined with leaves.Logical formLearned from5 sentences. Stems can be threadlike.Logical formLearned from5 sentences. A stem can be from a caudex.Logical formLearned from5 sentences. A herb may produce (upright stems).Logical formLearned from5 sentences. Height can be with a stem.Logical formLearned from5 sentences. A stem can be submerged.Logical formLearned from5 sentences. A stem may pertain-to a name.Logical formLearned from5 sentences. Ends may pertain-to a stem.Logical formLearned from5 sentences. A stem may reach heights.Logical formLearned from5 sentences.