classification

[Seed Plant Encyclopedia #110] What are the species of Juncus rotundifolia? Photo List

The Juncaceae family consists mainly of annual to perennial herbs that grow in wetlands, rarely becoming shrub-like. Stems are cylindrical or biangled, usually unbranched. Leaves are arranged alternately in two rows, linear, flattened, or cylindrical, with a sheathed base, one end opening or forming a complete tube. Flowers are small, nearly identical in shape...

2022.09.30

Seed Plant Encyclopedia

07.0582 Asparagus japonica (Leaf-shaped branch)

[Seed Plant Encyclopedia #087] What are the species of the Asparagaceae family? Photo list

The Asparagaceae family, also known as the Asparagaceae family, consists of perennial herbs, woody plants, or vines. They have rhizomes or bulbs. Leaves are alternate, opposite, or whorled, and may be clustered at the base of the stem. The terminal branches may also be leaf-like (Asparagus genus, Ruscus aculeatus...).

2022.08.24

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 #083] What are the species of the Iridaceae family? Photo list

The Iridaceae family consists of annual or perennial herbs. They have rhizomes, corms, or bulbs underground. The leaves are sword-shaped, flattened, alternate, and strabiate. The flowers are bisexual and radially or bilaterally symmetrical. There are three inner and three outer perianth segments, either identical in shape or with larger outer segments, fused at the base...

2022.08.04

Seed Plant Encyclopedia

07.0468 Hinoderan Irene Finney Spring Best Flower

[Seed Plant Encyclopedia #074] What are the types of orchids? Photo list

Orchids (Orchidaceae) are terrestrial, epiphytic, lithophytic, mycoheterotrophic perennial herbs. Stems are monopodial (single-stemmed) or sympodial (compound-stemmed) with long stems, or they have rhizomes or enlarged pseudobulbs. Leaves are mostly flattened, with a tubular sheath at the base, sometimes reduced to scales. Flowers are...

2022.08.03

Seed Plant Encyclopedia

[Seed Plant Encyclopedia #066] What are the species of the Melanthiaceae family? Photo list

The family Melanthiaceae consists of perennial herbs. They typically have rhizomes. Leaves are alternate or whorled. Flowers are solitary or borne in racemes or spikes. They can be bisexual or unisexual. The perianth segments are free, typically six in number, although some are reduced...

2022.08.01

Seed Plant Encyclopedia

07.0225.a Amazon Water Chestnut (Scaled upper surface of leaf)

[Seed Plant Encyclopedia #045] What are the species of the Hydrocharitaceae family? Photo list

The family Hydrocharitaceae consists of annual or perennial aquatic plants that grow in freshwater or saltwater. Their morphology is extremely diverse. The base of the leaves often forms a leaf sheath, containing 2 to 10 or more small scales. They are monoecious or dioecious, with inflorescences...

2022.07.31

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

[Seed Plant Encyclopedia #026] What are the species of the Aristolochiaceae family? Photo list

The Aristolochiaceae family consists of perennial herbs or shrubs, some of which are climbing plants. The leaves are alternate and lack stipules. The flowers are generally bisexual, with petals usually reduced, and three petal-like sepals, often fused at their bases into a tubular structure. They are found in tropical regions worldwide...

2022.07.26

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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