Tripterocalyx sp.
(c) Peter L Achuff, some rights reserved (CC BY) · licence
Family: Nyctaginaceae · Type: Perennial · Native
Tripterocalyx sp. is a native California perennial in the Nyctaginaceae family.
How to tell it apart
vs Abronia: Tripterocalyx fruits have translucent see-through wings; Abronia fruits have thick opaque wings or no wings.; vs Allionia: Tripterocalyx has translucent winged fruits and many-flowered heads; Allionia has exactly 3 asymmetrical flowers per cluster.; vs Mirabilis: Tripterocalyx has translucent-winged fruits in rounded heads; Mirabilis has wingless fruits in cup-like bracts.; vs Acleisanthes: Tripterocalyx has small flowers in heads with translucent-winged fruits; Acleisanthes has giant trumpet flowers.; vs Boerhavia: Tripterocalyx has large translucent-winged fruits; Boerhavia has tiny club-shaped fruits under 4mm.
Frequently asked questions
Is Tripterocalyx sp. native to California?
Yes. Tripterocalyx sp. is native to California (recorded as native).
What plant family does Tripterocalyx sp. belong to?
Tripterocalyx sp. is in the Nyctaginaceae family, genus Tripterocalyx.
Related species
Other California species in the same genus, family, or bioregion.
Sources: Jepson eFlora · CalPhotos
Last updated 2026-04-14
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Cal-IPC, and more.