Data/hora: 11/06/2024 14:48:27

Provedor de dados: | 16
País: | Netherlands
Título: | Aceraceae
Autores: | Bloembergen, S.
Data: | 1948
Ano: | 1948
Resumo: | Trees or shrubs, buds with many perules. Leaves decussate, petiolate, entire, palmate or pinnate, appearing simultaneously with the flowers or later, exstipulate. Inflorescence racemose, corymbose or spicate, terminal with 2-4 leaves, or rarely terminal or axillary without leaves. Monoecious or dioecious, flowers actinomorphic, ♂ and ♀, ovary in the ♂ fls more reduced than stamens in ♀ fls. Calyx and corolla 4-5-merous. Stamens 4-10, mostly 8, hypogynous or perigynous. Disc extraor intrastaminal. Ovary superior, 2-celled, laterally flattened, each cell with 2 ovules. Fruit a samara, splitting into 2, rarely 3, winged usually 1-seeded parts. Seed without endosperm, radicle elongate, cotyledons foliaceous, or thickened, plicate, involute or flat. Distr. Ca 200 spp. in the N. hemisphere, only in Malaysia crossing the equator.
Tipo: | Article / Letter to the editor

Identificador:

http://www.repository.naturalis.nl/record/532578

http://www.repository.naturalis.nl/document/570405

Formato: | application/pdf
Fonte: | Flora Malesiana - Series 1, Spermatophyta (0374-7778) vol.4 (1948) nr.1 p.3
Fonte: | (c) Naturalis