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densetuft hairsedge

Scientific Name: Bulbostylis capillaris

Family: Cyperaceae

Category: Monocot

Growth: Graminoid

Duration: Annual, Perennial

Other Names:

       

Bulbostylis capillaris

Bulbostylis capillaris is a species of sedge known by several common names, including densetuft hairsedge and threadleaf beakseed. It belongs to the Cyperaceae (Sedge) family.

Taxonomy and Nomenclature

  • Scientific Name: Bulbostylis capillaris (L.) Kunth ex C.B. Clarke
  • Family: Cyperaceae
  • Genus: Bulbostylis Kunth
  • Species: capillaris
  • Subspecies: capillaris (Bulbostylis capillaris (L.) Kunth ex C.B. Clarke subsp. capillaris)
  • Synonyms/Alternative Names: Some references simply list it as Bulbostylis capillaris (L.) Clarke.

Distribution and Habitat

Bulbostylis capillaris is native to much of North, Central, and South America. It is described as occurring throughout northern, central, and southern America. In sandy areas.

Morphological Characteristics

  • Described as a small annual herb.
  • Grown habit: Graminoid.
  • Diminutive annual sedge of sandy soils in open.
  • Flower color: green, yellow, brown.
  • Flower Arrangement: Spike

Ecological Role

Primarily recommended for natural landscapes and habitat restorations. Not uncommon in scrub.

Other Information

This plant prefers full sun and does not like cold temperatures, especially those below 15°C. It is often found in sandy soils.

Resources

  • Discover Life provides information on the biology, natural history, ecology, identification, and distribution of Bulbostylis capillaris.
  • University and Jepson Herbaria
  • United States Department of Agriculture
  • A comprehensive database that lists the flora of Illinois