Cylindropuntia (G. Engelmann) F. Knuth (1930)

(Latin "cylindrus" = cylinder; and after the genus Opuntia)
because of the relationship and the cylindric shoots
in this genus are all species from north- and central America,
all south american species are together in Austrocylindropuntia

prickly pear, ± large, branched, erect or also procumbent
ribs absent, distinct tubercles, spines numerous, brown, reddish or yellow,
with sheaths, occasionally only rudimentary, glochids existing
flowers appear at the whole branch, red, yellow or multi colored
fruits with spines, partly proliferated

Highslide JS
 

Distribution

southwest and south of USA
Mexico to south up to Mexico City
Hispaniola, West Indian Islands
warm steppes

Growth period

sunny and warm location partly outdoor during the summer
requires full sun exposure and UV radiation for a good growth and strong spines
sufficient watering

Winter period

bright and temperatures at 8–12°C (46–53°F)

Soil-mixture

minerally, nutrient-rich, porous, with a addition of clay
   
Cylindropuntia kleiniae (A. P. De Candolle) F. M. Knuth (1930)
 
Highslide JS
  Highslide JS   Highslide JS
         

Habitat

USA
New Mexico, Texas
Mexico
north to central Mexico
Chihuahuan Desert vegetation

Description

open-crowned shrubs to large thickets, 1.5–8 ft (0.5–2.5 m) high
branches 1.5–8 in (4–20 cm) long, 0.2–0.4 in (0.6–1.2 cm) Ø, with distinct tubercles
areoles with yellow wool, get darker in age
glochids yellow, 0.5–2.5 mm

1–4 spines, present at the most areoles or
sometimes absent, do not cover the complete shoots, acicular,
yellow to gray with a pale tip, straight to slightly bent

0.4–1.2 in (1–3 cm) long
flowers greenish at the base, to the tip turn red or magenta

fruits obovate to cylindrical, fleshy, without spines, green,
at ripeness red, 0.5–1.3 in (1.3–3.4 cm) long, 0.4–0.5 in (1–2 cm) Ø

Comment

Cylindropuntia kleiniae is cold hardy with rain protection to about -4°F (- 20°C)

Synonyms

Opuntia kleiniae A. P. De Candolle (1828)
CITES Appendix II
 
 

 

 

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