Biology:Habranthus tubispathus

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Short description: Species of flowering plant

Habranthus tubispathus
Habranthus tubispathus 1.jpg
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Amaryllidaceae
Subfamily: Amaryllidoideae
Genus: Habranthus
Species:
H. tubispathus
Binomial name
Habranthus tubispathus
(L'Hér.) Traub
Synonyms[1]
  • Amaryllis andersonii (Herb. ex Lindl.) Griseb.
  • Poepp. (Herb.) Greene
  • (Herb.) Herb. ex Steud. (L'Hér.) Herb.
  • Habranthus variabilis Atamosco tubispatha
  • (Ravenna) Ravenna Zephyranthes tubispatha
  • Amaryllis tubispatha (L'Hér.) M.Gómez
  • (Herb. ex Lindl.) Baker Herb.
  • Hippeastrum texanum Habranthus andersonii
  • (Herb.) Baker Amaryllis depauperata
  • L'Hér. Herb. ex Lindl.
  • (L'Hér.) Baker Hippeastrum andersonii
  • Zephyranthes commersoniana Habranthus parvulus
  • Herb. Zephyranthes andersonii
  • Atamasco texana (Herb.) Pritz.
  • (Herb. ex Lindl.) Benth. & Hook.f. Hippeastrum tubispathum
  • Zephyranthes texana Habranthus texanus

Habranthus tubispathus, the Rio Grande copperlily or Barbados snowdrop,[2] is a species of flowering plant in the family Amaryllidaceae. It is a perennial bulb native to southern South America (Brazil , Argentina , Paraguay and Uruguay). It is widely cultivated as an ornamental and reportedly naturalized in the southeastern United States (Texas , Louisiana, Alabama, Georgia, Florida), much of the West Indies as well as Bermuda, eastern Mexico, India , Easter Island, and central Chile .[3]

Description

Flowers are produced sporadically during late summer and autumn, singly on stems 10 to 20 centimetres (4 to 8 in) tall. Flowers are usually yellow with copper tones on the outside, with tepals about 3 centimetres (1.2 in) long, fused for a short distance at the base to form a tube. As with all Habranthus species, the flowers are not upright on the stem but held at a slight angle. The leaves are not normally present at flowering time, appearing later; they are narrowly linear.[3]

Chemical composition

Contains toxic lycorine.[4]

Cultivation

Habranthus tubispathus tolerates some frost down to 0 °C (32 °F) if planted in a sheltered sunny position, but will not survive being frozen. It seeds freely. A form with pinkish flowers is grown as H. tubispathus var. roseus, but may be a hybrid.[3]

H. tubispathus has gained the Royal Horticultural Society's Award of Garden Merit.[2][5] The synonym H. andersonii is commonly found in horticultural sources.

References

Wikidata ☰ Q2881901 entry