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iNat·163843SpeciesPlantae470 field observations
  1. Plants
  2. ›Vascular Plants
  3. ›flowering plants
  4. ›Dicots
  5. ›Gentians, Dogbanes, Madders, and Allies
  6. ›madder family
  7. ›Rubioideae
  8. ›Spermacoceae
  9. ›Houstonia
Red bluet
Plate 1 of 4. (c) Pedro Nájera Quezada, some rights reserved (CC BY-NC), uploaded by Pedro Nájera Quezada · via iNaturalist

Red bluet

Houstonia rubra

Houstonia rubra, the red bluet, is a plant species in the Rubiaceae. It is a small herb with red to reddish-purple flowers, native to the southwestern United States and northern and central Mexico: Coahuila, Nuevo León, Hidalgo, Zacatecas, Guanajuato, Puebla, Sonora, Durango, Chihuahua, Arizona, New Mexico, southeastern Utah and western Texas.

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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In the stacks

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Every page naming Houstonia rubra in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 163843.