分類学 | Page 7 | Ecological Notes Web

What are the differences between butterbur, leopard plant, and large leopard plant? An explanation of how to distinguish between similar species.

フキ・ツワブキ・オオツワブキはいずれもキク科に含まれ、心形（ハート形）～腎形（腎臓のような形）の葉をつける点はよく似ており、食用になる点も共通しています。日本ではどちらも古くから利用されてきた経緯があるので混同する人がいるかも知れません。し...

2024.04.24

plant

ヤマブキとシロヤマブキの違いは？フキやキンシバイとの違いは？似た種類の見分け方を解説

ヤマブキとシロヤマブキはいずれもバラ科バラ亜科に含まれ、自生することに加えて観賞用に栽培されているのをあちこちで見かけ、春の訪れを感じさせる樹木です。しかし、シロヤマブキのことを単に「ヤマブキの花弁が白いもの」というように勘違いしている人は...

2024.04.23

plant

What are the differences between Lobelia, Lobelia chinensis, and Lobelia sessilifolia? An explanation of how to distinguish between similar species.

Lobelia (also known as blue-flowered bellflower), Lobelia sessilifolia, and Lobelia sessilifolia are characterized by their blue flowers, typical of the Campanulaceae family, and their bilaterally symmetrical blossoms. They are commonly cultivated in gardens, especially in horticulture. However, image searches often lead to confusion between these species...

2024.04.23

plant

マサキ・ツルマサキ・マユミの違いは？アオキ・サカキとの違いは？似た種類の見分け方を解説

マサキ・ツルマサキ・マユミはいずれもニシキギ科ニシキギ属に含まれ、日本では林内で一般的な樹木です。更に都市部においても頻繁に観賞用や生け垣用に植栽されています。これら3種は常緑樹か落葉樹かでマサキ・ツルマサキとマユミが大別され、マサキとツル...

2024.04.22

plant

ムクゲ（木槿）・フヨウ（芙蓉）・スイフヨウの違いは？似た種類の見分け方を解説

ムクゲ（木槿）・フヨウ（芙蓉）・スイフヨウはいずれもアオイ科フヨウ属に含まれ、園芸で観賞用に頻繁に栽培される樹木です。赤色から白色の大きな美しい花を咲かせることが最大の特徴ですが混同することは多いかもしれません。これらはまずムクゲとフヨウ・...

2024.04.21

plant

What are the differences between Photinia serrulata, Photinia glabra, and Photinia glabra (Red Robin)? An explanation of how to distinguish between similar species.

Photinia serrulata, Photinia glabra, and Photinia glabra (Red Robin) are all members of the Photinia genus in the Rosaceae family. They are native to Japan and are also commonly cultivated as privacy screens in gardens, making them very familiar trees. Their most distinctive feature is their red young leaves. However, distinguishing between these three species can be difficult...

2024.04.20

plant

What are the differences between Lespedeza bicolor, Lespedeza thunbergii, Lespedeza cyanea, and Lespedeza thunbergii? An explanation of how to distinguish between similar species.

Lespedeza bicolor, Lespedeza thunbergii, Lespedeza thunbergii, and Lespedeza thunbergii are all perennial herbs belonging to the genus Lespedeza in the family Fabaceae. They are particularly small, less than 10mm in length, and do not develop woody tissue. A major common feature is that their petals are primarily white with purple markings that serve as nectar guides, making them difficult to distinguish...

2024.04.16

plant

What are the differences between Calanthe discolor and Calanthe japonica? An explanation of how to distinguish between similar species.

Both *Arabis japonica* and *Arabis humilis* belong to the genus *Arabis* in the family Brassicaceae, and are invasive weeds that can grow in urban areas with low levels of natural habitat, such as cracks in concrete. Their distinctive features that distinguish them from other species are their characteristic yellow flowers and divided leaves, typical of the Brassicaceae family. However...

2024.04.15

plant

What are the differences between Paulownia (Paulownia) and Jacaranda (Jacaranda)? An explanation of how to distinguish between similar species.

Paulownia (Paulownia) and Jacaranda (Jacaranda jacaranda) are both deciduous trees with "paulownia" in their name, and are quite similar in that they both produce purple, tubular, bell-shaped flowers, and their flowering seasons are also close. Traditionally, the paulownia has been considered a sacred tree by the Japanese, and its flowers and wood have been highly valued, while the jacaranda...

2024.04.14

plant