plant アガベ（竜舌蘭）とユッカ（君が代蘭）の違いは？似た種類の見分け方を解説！寿命が100年は嘘？テキーラの原料になるのは嘘？
リュウゼツラン・アオノリュウゼツラン・アガベ・キミガヨラン・ユッカはいずれもキジカクシ科（クサスギカズラ科）に含まれ、子供や大人の背丈ほどになることがあるほど大型で、平行脈になっている単子葉を持つことが大きな特徴です。その迫力と乾燥に強いこ...
Cultural anthropology and ethnology
plant 
plant What's the difference between dill (yin-dill) and fennel (foeniculum vulgare)? An explanation of how to distinguish between similar species.
Dill and fennel both belong to the Apiaceae family, share a strong aroma throughout the plant, and are used both as herbs (leaves) and spices (fruits). Their leaves, in particular, are known as "fish herbs" and pair exceptionally well with fish dishes. Furthermore, they are also similar in morphology...
plant イチゴ（苺）とワイルドストロベリー（エゾヘビイチゴ）の違いは？ヘビイチゴとの違いは？似た種類の見分け方を解説
イチゴとワイルドストロベリー（エゾヘビイチゴ）はいずれもバラ科オランダイチゴ属に含まれ、集合果の花床が赤く肥大し、食用になることから大人気の多年草です。日本でも盛んに栽培され、特にオランダイチゴは本来の果期である6～7月の他、商業的には冬に...
plant What are the differences between Japanese madder, European madder, and Indian madder? An explanation of how to distinguish between similar species.
Japanese madder (Akane), European madder (Akane serrata), and Indian madder (Akane serrata) all belong to the genus Rubiaceae, and are well-known for their roots being used primarily for red dyeing. The color "akane-iro" (madder red) is derived from the plant "akane," and is also frequently used in personal names, even though its use has declined...
plant What are the differences between Greater Celandine and Japanese Kerria? We'll explain how to distinguish between similar species! Are they poisonous? Why do Greater Celandine flowers bloom at an angle?
クサノオウとヤマブキソウはいずれも黄色い4枚の花弁から構成されるケシ科の野生種であるため、区別に迷うことがあるかもしれません。葉は小葉の鋸歯の有無で見分けることができ、花は殆どそっくりですが、花序の付き方や雄しべや雌しべの形に違いがあります...
plant There are differences between plumeria and Indian jasmine! We'll explain how to distinguish between similar species! When did it arrive in Hawaii? Is it poisonous? Were the flower's flashy colors and scent an evolutionary adaptation to deceive moths?!
Plumeria is a popular garden plant known for its vibrant, large flowers and fragrance, symbolizing the tropics. However, it is also known as Indian jasmine. The terms "plumeria" and "Indian jasmine" may have different meanings. In Japan, "Indian jasmine" often refers to a single, common variety...
plant How toxic is castor bean? What are its components? What are the uses of castor oil? Why is it considered safe despite being toxic? Its flowers are pollinated by both wind and insects! Its seeds are dispersed automatically and by ants!
Castor bean is a perennial plant said to originate from northeastern Africa, cultivated worldwide for commercial and ornamental purposes, and sometimes naturalized. It's almost impossible to mistake it for anything else. Its seeds, called "himashi," are rich in oil, and the extracted "castor oil" is used in cosmetics, shampoos, soaps, and more...
plant フジ・ヤマフジ・ナツフジの違いは？似た種類の見分け方を解説！なぜ日本人から愛される？花はクマバチ専用だった？藤の豆はカチンと弾け飛ぶ？
フジ・ヤマフジ・ナツフジは現在でも藤棚が用意されるほど、人気のマメ科の植物です。しかしその3種の判別は慣れるまで大変です。この同定には花期やつるの巻く方向を調べることがとても重要です。歴史も古く日本の奈良時代に成立した最古の文献である『古事...
plant What are the differences between mustard greens, rapeseed, European rapeseed, and black mustard? How do their uses differ? Why did they evolve to be spicy? Brassica plants, essential for Japanese mustard and salad oil, have increased fruit production thanks to insect visits!
Brassica napus, rapeseed, European rapeseed, and black mustard are four species of yellow flowers that bloom in spring and belong to the Brassicaceae family. Their flower shapes are almost identical, and their habitats are also nearly the same. Furthermore, there are many closely related species, making identification extremely confusing. This complexity is such that even researchers sometimes misidentify them. Recent research has revealed...
plant What are the differences between Mitsumata and Ganpi? We'll explain how to distinguish between these similar species! Why is Mitsumata used as the raw material for Japanese banknotes? Do flowers require insects with long mouths to thrive?
ミツマタとガンピはどちらもジンチョウゲ科で和紙として利用されており、花の形はよく似ています。しかしミツマタとガンピは同じ科の中でも属が異なり、花の花期や花序の形をよく観察すると、様々な点で異なっています。最初に和紙として利用され始めたのはガ...