evolution

[Seed Plant Encyclopedia #101] What are the species of the Iridaceae family? Photo list

The family Costaceae is a pantropical monocotyledonous plant. The leaves are arranged spirally, and the leaves at the base of the stem are usually wingless. The base of the leaves has a closed leaf sheath, and a projection called a ligule is located at the top of the leaf sheath. Unlike other plants in the Zingiberales order, it has 2-3 stamens...

2022.09.28

Seed Plant Encyclopedia

[Seed Plant Encyclopedia #100] What are the species of the Marantaceae family? Photo list

The Marantaceae family consists of evergreen perennial herbs that resemble the Canna and Zingiber families in morphology. They produce short stems above ground from underground rhizomes, with leaves at the base. Flowers are arranged in racemes. The leaves are broad, with veins branching out from the central vein. They are found in tropical and subtropical regions worldwide, excluding Australia...

2022.09.20

Seed Plant Encyclopedia

[Seed Plant Encyclopedia #095] What are the species of the Strelitziaceae family? Photo list

The Strelitziaceae family encompasses a wide range of plants, from perennial herbs to tall trees. They are characterized by large flowers surrounded by bracts, with both leaves and bracts arranged in two vertical rows. Most species have simple, large, overall paddle-shaped leaves, though the edges may fray with age...

2022.09.09

Seed Plant Encyclopedia

[Seed Plant Encyclopedia #091] What are the species of the Commelinaceae family? Photo list

The Commelinaceae family consists of annual or perennial herbs, some of which are climbing plants. The leaves have parallel veins, and the base forms a sheath. The central vein is somewhat thick and conspicuous. The flowers are bilaterally or radially symmetrical. Of the six perianth segments, the three outer segments are sepal-like, while the inner...

2022.09.06

Seed Plant Encyclopedia

[Seed Plant Encyclopedia #086] What are the species of the Amaryllidaceae family? Photo list

The Amaryllidaceae family typically consists of perennial herbs with bulbs and basal leaves. The flowers are bisexual and radially or bilaterally symmetrical. They are borne in terminal umbels or singly on the flower stalk, with an involucre at the base of the inflorescence. They have three outer perianth segments and three inner perianth segments, and some also have a corona...

2022.08.10

Seed Plant Encyclopedia

07.0520 Daylily (Hemerocallis fulva) Orange-red flower shape Scaled

[Seed Plant Encyclopedia #085] What are the species of Hemerocallisaceae? Photo List

The family Asphodelaceae, also known as the Asphodeloideae family, is characterized by its linear leaves and flower stalks that rise from between the leaf clusters. (Asphodeloideae includes genera such as Asphodelus, Kniphofia, and Aloe...).

2022.08.07

Seed Plant Encyclopedia

[Seed Plant Encyclopedia #028] What are the species of the Magnoliaceae family? Photo list

The Magnoliaceae family consists of evergreen or deciduous woody plants. The leaves are simple and alternate. The perianth segments are separate and whorled, exhibiting triperality. The stamens and pistils are numerous and arranged spirally. Approximately 300 species across two genera are known in the temperate and subtropical regions of Asia and America, with 7 species in one genus found in Japan...

2022.07.27

Seed Plant Encyclopedia

07.0003.b Kisotengai (a type of sea urchin) - whole form

[Seed Plant Encyclopedia #005] What are the species of the Welwitschia family? Photo list

The family Welwitschiaceae includes only one extant species found in southwestern Africa. Fossil evidence indicates that plants of the Welwitschiaceae family existed in South America during the Early Cretaceous (Mesozoic) period, including the Arapaima basin in northeastern Brazil...

2022.07.16

Seed Plant Encyclopedia

07.0003.a Futamata-maou (a type of flower) - whole form

[Seed Plant Encyclopedia #004] What are the species of the Ephedra family? Photo list

The Ephedraceae family generally consists of shrubs, sometimes vines, and rarely small trees. It includes only the genus Ephedra. It is distributed across southwestern North America, southern Europe, northern Africa, southwestern and central Asia, northern China, and western South America, and is widely found in arid regions. Temperate regions...

2022.07.15

Seed Plant Encyclopedia

07.3248 Oleander white flower type flower

How dangerous is the poison in oleanders? Why are they a symbol of peace in Hiroshima? The oleander flower, which doesn't secrete nectar, mimics an endangered species!?

Oleander is a common ornamental tree found in various locations throughout Japan, such as in parks and as street trees. However, it originally thrives in the Mediterranean and Southeast Asia. While there are various theories, it's said that 5 to 15 leaves are a lethal dose, and although extremely rare, there have been reports of poisoning in Japan. Furthermore, the smoke from burning oleander is also toxic...

2022.07.12

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