Seed Plant Encyclopedia

Berberidaceae are perennial herbs or shrubs. Their leaves are alternate and can be simple or compound. The sepals are arranged in groups of three in 3-4 whorls, or two in 4 whorls; the outer 1-2 whorls are smaller and fall off quickly during flowering, while the inner 2 whorls are larger and petal-like. The petals are 2 or...

ツヅラフジ科 Menispermaceae は常緑または落葉のつる性木本、まれに直立の低木のものがあります。葉は互生し、単葉で掌状脈があります。托葉はありません。花序は腋生するものが多い。ふつう雌雄異株。果実は核果。熱帯地方に多く71属約4...

The Lardizabalaceae family consists mainly of climbing woody plants, with shrubs being rare. The leaves are trifoliate or palmately compound with five leaflets. The flowers are unisexual, monoecious, and borne in racemes, radially symmetrical and trimeral. The sepals are petal-like. The fruit is an ellipsoidal berry with a fleshy pericarp. (Eastern Asia...).

The Papaveraceae family consists of herbaceous plants whose stems and leaves are often covered in a powdery white substance. Breaking the stem releases a milky white or orange-yellow sap. The leaves are alternate, pinnately lobed or pinnately compound, sometimes simple, and lack stipules. The flowers are bisexual, radially symmetrical, or bilaterally symmetrical. The sepals are 2-4 in number and separate...

The family Ceratophyllaceae consists of brittle, hard, freshwater submerged herbs. They lack roots, instead anchoring themselves with modified rhizoids (root systems) formed from branches. Stems are elongated and branched, and leaves are whorled and branch several times. Stipules are absent. The flowers are monoecious or dioecious, with approximately 10 perianth segments (also called involucral bracts), and male...

イネ科 Poaceae は1年生から多年生の草本、または、木質で多年生の茎をもちます。茎は“稈”と呼ばれ、節に隔壁があり、それ以外の部分は中空であるか髄をもちます。葉は2列互生し、葉身と葉鞘からなります。葉身は線形であることが多く、葉鞘は幅...

カヤツリグサ科 Cyperaceae は一年草または多年草。多くは茎の断面が三角形で中実。葉は線形で、基部は筒状にあわさって葉鞘になります。ハリイ属・ホソガタホタルイ属・フトイ属・カヤツリグサ属などには葉身が退化して葉鞘だけになっているもの...

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...

パイナップル科 Bromeliaceae は多年草。多くは葉の基部がぴったりと重なり合った構造で水を蓄えることができます。しかし、タンク・ブロメリアや、トリコームと呼ばれる葉の構造からしか水を集められない灰色葉の着生植物 Tillandsi...

ガマ科 Typhaceae は池や湿地などに生える多年草。地下茎は太く横にはいます。葉は線形、直立または水面に浮かびます。花は単性で雌雄同株。花序は頂生し、円柱形または球形の花序をつけ、上部に雄花序、下部に雌花序をつけます。花被は糸状または...