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Howell's thelypody (''Thelypodium howellii''), is a rare plant of the Western United States. It is endemic to a relatively small area on the borders of three western States: Oregon, Nevada, and California. == Description == The ''Thelypodium howellii'' plant is biennial. It is often somewhat hairy, especially near the base, but may be hairless and waxy in texture. It produces a slender, branching, erect stem up to 70 centimeters tall. The leaves are mostly located in a rosette around the base. Leaves located higher on the stem may have clasping bases. The inflorescence is a raceme of widely spaced flowers with greenish white or purplish sepals and pale blue or purple, spoon-shaped petals. The fruit is a silique up to 4.5 centimeters long containing plump brown seeds.〔 〕〔 〕〔 〕〔 〕 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Thelypodium howellii」の詳細全文を読む スポンサード リンク
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