thumb|Bougainvillea glabra Nyctaginaceae, the '''four o'clock family''', is a family of around 33 genera and 290 species of flowering plants, widely distributed in tropical and subtropical regions, with a few representatives in temperate regions. The family has a distinctive fruit type called an accessory fruit or anthocarp, and many genera have extremely large (>100 μm) pollen grains.
FAMILY
General: The Nyctaginaceae are important only as ornamentals Appearance: Key differences from similar families: Nyctaginaceae
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thumb|Bougainvillea glabra Nyctaginaceae, the '''four o'clock family', is a family of around 33 genera and 290 species of flowering plants, widely distributed in tropical and subtropical regions, with a few representatives in temperate regions. The family has a distinctive fruit type called an accessory fruit or anthocarp, and many genera have extremely large (>100 μm) pollen grains.
The family has been almost universally recognized by plant taxonomists. The APG II system (2003; unchanged from the APG system of 1998), assigns it to the order Caryophyllales in the clade core eudicots.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).