stramineus (form with very dense white spines )
SB1038 San Pedro, Coah. MX
The plants of this species are densely covered with many thin
spines that give them a straw-like appearance. They vary from shortly -
and frankly spined to long - and dense spined and from brightly white
until dark colours of spination.
Description: Clumping cactus, forming large,
compact colonies with 100 or more stems(occasionally up to 500 heads)
These larger clumps are rounded, often 60-90cm across and nearly as
Stem: Each head 10-30 cm long, 3-10 cm in diameter.
Ribs: 10 to 13 sinuous with fairly deep furrows between them.;
Areoles: 8 to 25 mm apart;
Spines: 1 to 4 central spines, up to 9 cm long; 7-14 radials, up
to 3 cm long. They vary from shortly - and frankly spined to long - and
dense spined and from brightly white/ yellowish until dark red and black
colours of spination.
Flowers: Abundant large bright pink to purple-red flowers in late
spring, up to 12.5 cm diameter, 8-12 cm long, They are dark red (or
rarely gold & green) at the base, fading to rose at the tips. The inner
petals are toothed. The 10–15 outer petals have pink edges
Fruits: dark red edible and delicious (tastes similar to
strawberries just like Echinocereus engelmannii &
E. cinerascens do) , 5 cm in diameter.
easily it is sensitive to overwatering (rot prone)
needs a very good drainage to avoid rotting,
Keep drier and cool in winter. Need full sun. Very cold resistant
above approx -12C or less for short periods of time.
Propagation: Cutting as it produces abundant suckers; Also can be
grown from seeds.
Engelmann) F. Seitz,
Published in: Cat. Cact. Cult. 11. 1870.
Notes: Usually cited as Echinocereus stramineus
Engelmann ex Rümpler 1885
USA (southwest Texas, New Mexico),
Mexico (Chihuahua, Coahuila, Nuevo Leon). TL: Texas, Mtns near El Paso, Wright, 1851 (MO).
Conservation status: Listed in
CITES appendix 2.
- Cereus stramineus Engelmann 1856
- Echinocereus enneacanthus var. stramineus (Engelm.)
- Echinocereus stramineus var. conglomeratus (Blanc)
- Cereus conglomeratus
- Echinocereus conglomeratus.
- Echinocereus stramineus fa. conglomeratus Parker 1996
- Echinocereus stramineus var. major Haage 1897 nom.
- Echinocereus stramineus var. major Schelle 1907 nom.
- Echinocereus stramineus var. major-aureispina
Fric 1924:121 nom. nud.
varieties and forms:
E. stramineus subsp. stramineus is
the most abundant in the southwestern US.
E. stramineus subsp. occidentalis is only
in the wild in Durango Mexico, and blooms a month later than the 'stramineus'