カタバミの花は黄色。ヤマトシジミが好んで吸蜜と産卵に訪れます。葉はハート型。夜になると水分の蒸散を防ぐため半分に折り畳まれます。
Yellow sorrel flowers are yellow. Pale grass blue prefers to visit for honey sucking and spawning. The leaves are heart-shaped. At night, it folds in half to prevent transpiration of water.
【仮名】カタバミ, オッタチカタバミ
【和名】酢漿草, 片喰, 傍食, おっ立ち片喰
【英名】Yellow Sorrel, Common Yellow Woodsorrel
【学名】Oxalis corniculata
【誕生】05/ 20
【開花】04, 05, 06, 07, 08, 09, 10月
【花色】Yellow
カタバミ
カタバミの原産地
カタバミはカタバミ科の多年草。春から秋までの長期間、小さな花を咲かせます。花は黄色で花弁が５枚。幼虫が食草するため、ヤマトシジミが吸蜜と産卵に訪れます。原産地は日本で匍匐性。一方、よく間違えられる帰化種のオッタチカタバミは、原産地が北アメリカで立ち性です。
カタバミの名前
カタバミの葉はハート型で、尖ったほうを３枚で寄せ合わせた形。葉は夜になると水分の蒸散を防ぐために折り畳まれます。このとき、葉が半分食べられたように見えるのが「片喰」の名前の由来。同じ三つ葉で、よく間違えられるクローバーはマメ科で葉が丸く、白い模様入りです。
カタバミの別名
カタバミは各地で自生し、昔から馴染みがあったので、別名（地方名）が少なくありません。たとえば仏具などを磨くために使われていたから「鏡草」。そのため花言葉は「輝く心」です。また、フランスやスペインでは別名「ハレルヤ」。そのため「喜び」という花言葉もあります。
カタバミの成分
カタバミは「シュウ酸」という成分を多く含みます。シュウ酸を英語で「カタバミの酸」というのは最初にカタバミから単離されたから。クエン酸、酒石酸も含まれ、噛むと酸味があります。生薬「酢漿草」で消炎、解毒、下痢止めなどに、民間療法で搾汁が虫刺されに用いられます。
カタバミの繁殖
カタバミは球根で繁殖し、太い根が地下に深く伸び、茎葉が地表を這って広がります。果実は先端が尖っていて、オクラを小さくしたような形。熟すと少し触れただけで弾けます。中から赤い種子が勢いよく飛び出して周囲に拡散。いったん広がってしまうと、駆除が難しい雑草です。
Yellow Sorrel
Origin of Yellow sorrel
Yellow sorrel is a perennial plant of the family Oxalis. It blooms small flowers for a long time from spring to autumn. The flowers are yellow and have 5 petals. As the larvae feed on the grass, Pale grass blue visits for honey sucking and spawning. The place of origin is Japan and it is crawling. On the other hand, the common yellow woodsorrel, which is often mistaken, originates in North America.
Yellow sorrel name
The leaves of Yellow sorrel are heart-shaped, with three sharp edges gathered together. The leaves are folded at night to prevent transpiration of water. At this time, it seems that half of the leaves have been eaten, which is the origin of the name “half eaten”. The clover, which is the same trefoil and is often mistaken, is a legume with round leaves and a white pattern.
Another name for Yellow sorrel
Yellow sorrel grows naturally in various places and has been familiar to us for a long time, so there are many aliases (local names). For example, “mirror grass” because it was used to polish Buddhist altars. Therefore, the flower language is “shining heart.” Also known as “Hallelujah” in France and Spain. Therefore, there is also the flower word “joy”.
Ingredients of Yellow sorrel
Yellow sorrel contains a lot of ingredients called “Shu San”. Shu San is called “oxalic acid” in English because it was first isolated from oxalis. It also contains citric acid and tartaric acid, and has a sour taste when chewed. The crude drug “Saku Shou Sou” is used for anti-inflammatory, detoxification, anti-diarrhea, etc., and squeezed juice is used for insect bites as a folk remedy.
Yellow sorrel propagation
Yellow sorrel propagates on bulbs, thick roots extend deep underground, and foliage crawls on the surface of the earth. The fruit has a pointed tip and is shaped like a small okra. When ripe, you can pop it with just a touch. Red seeds pop out vigorously from inside and spread to the surroundings. Once spread, it is a weed that is difficult to control.
