Echinopsis meyeri

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Echinopsis meyeri
Order : Clove-like (Caryophyllales)
Family : Cactus family (Cactaceae)
Subfamily : Cactoideae
Tribe : Trichocereeae
Genre : Echinopsis
Type : Echinopsis meyeri
Scientific name
Echinopsis meyeri

Echinopsis meyeri is a species of the genus Echinopsis in the cactus family(Cactaceae). The specific epithet meyeri honors a plant collector working in Argentina with the name Meyer.


Echinopsis meyeri usually grows individually or occasionally forms small groups. The spherical and light green shoots reach a diameter of up to 12 centimeters. There are 14 to 15 sharp-edged and spirally arranged ribs that are somewhat humped. The areoles on them are gray. The prudish, thick thorns emerging from them are swollen at their base. The thorns are yellowish gray and have a darker tip. The one to three central spines - sometimes more are formed - have a length between 2 and 4 centimeters. The seven to eight radial spines reach a length between 2 and 3 centimeters.

The long funnel-shaped flowers are greenish white to dirty white. They open at night. The flowers are 15 to 20 centimeters long and up to 20 centimeters in diameter. Their narrow bracts are twisted.

Nothing is known about the fruits of Echinopsis meyeri .

Distribution and systematics

Echinopsis meyeri is common in Paraguay .

The first description by Emil Heese was published in 1907.



Individual evidence

  1. Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 153.
  2. ^ Emil Heese: Echinopsis Meyeri, nov. spec. (Heese) . In: Garden flora . Volume 56, number 1, 1907, p. 1, plate 1558 ( online ).