plant ルコウソウ・マルバルコウ・モミジルコウ・ツタノハルコウの違いは？似た種類の見分け方を解説！花や果実の構造は？
ルコウソウ・マルバルコウ（マルバルコウソウ）・モミジルコウ（モミジバルコウソウ）・ツタノハルコウ（ルタノハルコウソウ）はいずれもヒルガオ科サツマイモ属で、熱帯アメリカ原産のつる性一年草で日本では観賞用されていたものが帰化していることがありま...
2023-08
plant 
plant What are the differences between Lantana (Lantana scabrida), Lantana bicolor, and Lippia nodiflora? We'll explain how to distinguish between similar species! What are the structures of their flowers and fruits?
Lantana (Lantana camtschatica) and Lantana camtschatica var. japonica both belong to the genus Lantana in the family Verbenaceae, and are evergreen shrubs characterized above all by their colorful and showy flowers. In Japan, both are frequently planted and can also be found growing wild. Therefore, it can sometimes be confusing to distinguish between them...
plant アレチノギク・オオアレチノギク・ヒメムカシヨモギ・ケナシヒメムカシヨモギの違いは？似た種類の見分け方を解説！花と果実の構造は？
アレチノギク・オオアレチノギク・ヒメムカシヨモギ・ケナシヒメムカシヨモギはいずれもキク科アズマギク属に含まれ、アメリカ大陸から世界に広がる一年草〜越年草です。日本でも乾燥した畑～都市部で頻繁に見られます。慣れないうちは区別が難しいかもしれま...
plant What are the differences between Lilium longiflorum, Lilium longiflorum, and Lilium formosanum? We'll explain how to distinguish between similar species! What are the structures of their flowers and fruits?
Lilium longiflorum, Lilium longiflorum, and Lilium formosanum are all members of the Liliaceae family, genus Lilium, and are three species that could be called "The Lily" due to their relatively simple appearance and pure white flowers. However, these three species are extremely often confused. This is understandable, as researchers and research institutions handle them differently...
plant アシタバ・シシウド・ハマウドの違いは？似た種類の見分け方を解説！花と果実の構造は？
アシタバ・シシウド・ハマウドはいずれもセリ科シシウド属でいずれも茎太く葉身が広い中大型の多年草です。セリ科特有の葉・花・果実の構造はいずれもよく似ています。更に葉柄の基部が膨らんだ袋状である点や果実が扁平である点はこの仲間の代表的な特徴です...
plant What are the differences between Geranium thunbergii, Geranium carolinianum, Geranium thunbergii, and Geranium erianthum? We'll explain how to distinguish between similar species! What are the structures of their flowers and fruits?
Geranium thunbergii, American cranesbill, three-leaved cranesbill, and common cranesbill all belong to the Geranium genus of the Geraniaceae family. Their flowers and leaves are very similar, making identification difficult. More than 18 species have been confirmed in Japan, so it's impossible to introduce them all here, but those found in lowland areas...
plant アカメガシワ・オオバベニガシワ・カシワの違いは？似た種類の見分け方を解説！アカメガシワは表面の毛とアリの鉄壁の防御を持っている！？
アカメガシワとオオバベニガシワはいずれもトウダイグサ科に含まれる落葉樹であり、葉の基部には花外蜜腺があるという点で共通しています。そのため、区別に迷うことがあるかもしれません。また「アカメガシワ」という和名には「カシワ」が入っており、カシワ...
plant What are the differences between Rhamnus japonica, Ilex serrata, and Ilex serrata? We'll explain how to distinguish between similar species! What are the structures of their flowers and fruits?
While *Rhamnus japonica* is a relatively rare deciduous shrub in Japan, it is often compared to *Rhamnus japonica* and *Rhamnus japonica var. japonica*. The similar names and morphological features, such as the drupe fruit and the clustering of flowers and fruits in the leaf axils, make it difficult to distinguish from *Rhamnus japonica var. japonica*, even if you haven't seen it before...
plant ヒヨドリジョウゴ・ヤマホロシ・マルバノホロシ・ツルハナナスの違いは？似た種類の見分け方を解説！花・果実の構造は？
ヒヨドリジョウゴ・ヤマホロシ・マルバノホロシ・ツルハナナスはいずれもナス科ナス属で、その中でも「つる性」という特徴を持っている4種です。花や果実の基本構造は同じです。そのためよく混同される4種です。しかし、これら4種ははっきりとした違いがあ...
plant What are the differences between Gynostemma pentaphyllum, Cayratia japonica, and Hydrangea macrophylla (Amacha)? We'll explain how to distinguish between similar species! What are their uses? What is the structure of their flowers and fruits?
Amachazuru is a perennial vine that grows in mountainous areas and thickets in Japan, but it is often confused with Japanese knotweed (Yabugarashi) and amacha (sweet tea). Both Amachazuru and Yabugarashi have similar leaves (palm-foot compound leaves) and fruits (berries), and they are quite similar...