Kingdom:
Phylum:
Angiosperms
Order:
Gentianales
Family:
Genus:
Species:
caerulea
ID:
215831

Status:
valid

Authors:
L.

Source:
wcs

Year:
1753

Citation Micro:
Sp. Pl. : 105 (1753)

WFO Identifier:
wfo-0000215160

Common Names

  • Houstonia caerulea
  • Caerulea Houstonia
  • Houstonia Caerulea

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Synonyms

  • Houstonia faxonorum Fernald [valid]
  • Houstonia grandiflora Raf. [valid]
  • Houstonia linnaei Michx. [valid]
  • Houstonia linnaei elatior Michx. [valid]
  • Houstonia pusilla J.F.Gmel. [illegitimate]
  • Houstonia serpyllifolia Graham [illegitimate]
  • Anotis coerulea G.Don [valid]
  • Anotis gentianoides Walp. [valid]
  • Oldenlandia caerulea A.Gray [valid]
  • Poiretia erecta J.F.Gmel. [valid]
  • Hedyotis caerulea albiflora (Millsp.) Fosberg [valid]
  • Hedyotis caerulea faxonorum (Pease & A.H.Moore) Fosberg [valid]
  • Houstonia caerulea elatior (Michx.) Pursh [valid]
  • Houstonia caerulea faxonorum Pease & A.H.Moore [valid]
  • Houstonia caerulea piersii Barbour [valid]
  • Houstonia caerulea toxonorum Stevens [valid]
  • Houstonia caerulea albiflora Millsp. [valid]
  • Hedyotis brachiata Miq. ex Hook.f. [valid]
  • Hedyotis caerulea (L.) Hook. [valid]
  • Hedyotis caerulea benkei Fosberg [valid]
  • Hedyotis gentianoides Endl. [valid]
  • Houstonia caerulea caerulea [unknown]
  • Houstonia caerulea caerulea [unknown]

Description

Houstonia caerulea (also called 'Blue Bluet', among many other common names) is a small, evergreen shrub native to North America. It has small, leathery, dark green leaves and small blue flowers. It is found in wet, shady areas, such as rainforests and cloud forests.

Uses & Benefits

Houstonia caerulea is used as an ornamental plant in gardens and parks. It is also used as a cover crop to protect the soil from erosion and to improve soil fertility.

Flower, Seeds and Seedlings

The flower of Houstonia caerulea is a small, white, star-shaped flower with yellow centers. The seed is a small, black, shiny seed. The seedlings are small, dark green, and have a single pair of leaves.

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Cultivation and Propagation

Houstonia caerulea is a perennial plant that can be propagated by division or by seed. It prefers full sun and well-drained soil. It can be grown in USDA Hardiness Zones 4-9.

Where to Find Houstonia caerulea

Houstonia caerulea is native to the southeastern United States, from Texas to Florida and north to Virginia.

Houstonia caerulea FAQ

What is the scientific name of Houstonia caerulea?

Houstonia caerulea

What are the common names of Houstonia caerulea?

Blue Houstonia, Blue Bluet

What is the natural habitat of Houstonia caerulea?

Houstonia caerulea is native to the temperate grasslands of North America.

Species in the Rubiaceae family

Acranthera abbreviata, Acranthera anamallica, Acranthera athroophlebia, Acranthera atropella, Acranthera aurantiaca, Acranthera axilliflora, Acranthera bullata, Acranthera capitata, Acranthera ceylanica, Acranthera didymocarpa, Acranthera endertii, Acranthera frutescens, Acranthera grandiflora, Acranthera hallieri, Acranthera hirtostipula, Acranthera involucrata, Acranthera johannis-winkleri, Acranthera lanceolata, Acranthera longipes, Acranthera longipetiolata, Acranthera maculata, Acranthera megaphylla, Acranthera monantha, Acranthera nieuwenhuisii, Acranthera ophiorhizoides, Acranthera parviflora, Acranthera philippensis, Acranthera ruttenii, Acranthera salmonea, Acranthera siamensis, Acranthera siliquosa, Acranthera simalurensis, Acranthera sinensis, Acranthera strigosa, Acranthera tomentosa, Acranthera variegata, Acranthera velutinervia, Acranthera yatesii, Acranthera philippinensis, Acranthera burmanica, Acranthera virescens, Acranthera hoangii, Acranthera collina, Acrobotrys discolor, Acrosynanthus jamaicensis, Acrosynanthus latifolius, Acrosynanthus minor, Acrosynanthus ovatus, Acrosynanthus parvifolius, Acrosynanthus revolutus,