Neolloydia Britton & Rose (1922)

named after Prof. Francis E. Lloyd
simple or branching at the base, stems globular to cylindrical, light gray green or blueish green,
tubercular, tubercles around the apex slightly conical erected; axils with short hairs
areoles circular, with short wool felt; 25 or more radial spines, to 5.1 in (13 cm) long, adjacent or pectinate arranged,
pale, tips dark; 0 to 8 central spines, occasionally hooked, gray to dark brown, also occasionally with black tips
flowers to 1.6 in (4 cm) long, slim funnel shaped to cylindrical, appear around the apex out of a furrow of the tubercle,
yellow to purple, ovary is green, bare or with less scales
fruits shrivel, not watery; seeds mostly dull, black

Highslide JS


USA - western Texas
Mexico - norhern Mexico to Querétaro
warm arid areas

Growth period

full sunny and hot location
somewhat sensitive to too much moisture, keep the root neck dry

Winter period

bright and dry at a minimum of 39°F (4°C)


minerally and very permeable to water, porous
addition of pumice and quartz gravel is recommended
Neolloydia conoidea (De Candolle) Britton & Rose (1922)
SB596 - La Blanca,
Zacatecas, Mexico
Highslide JS   Highslide JS   Highslide JS
Habitat - Big Bend Ranch State Park,
Texas, USA
Highslide JS        

Field number

SB596 - collected by Steven Brack


Coahuila, San Luis Potosí, Tamaulipas, Hidalgo, Zacatecas


cone shaped Neolloydia
2.8–3.9 in (7–10 cm) high, 2–3.9 in (5–7 cm) Ø, simple or branching, light green to gray green
tubercles obtuse, ovate
axils strong wooly
ca. 16 radial spines, to 0.4 in (1 cm) long, slim, radiant white, later turn gray
4–5 central spines, 0.4–1.2 in (1–3 cm) long, black
flowers to 2.4 in (6 cm) Ø, purple violet

Flowering time

June–August in cultivation
August in habitat
3–4 years from seed
Synonyms Mammillaria conoidea De Candolle (1828)
Echinocactus conoideus
(De Candolle) Poselger (1853)
Cactus conoideus (De Candolle) Kuntze (1891)
Coryphantha conoidea (De Candolle) Orcutt ex A. Berger (1929)
Pediocactus conoideus (De Candolle) Halda (1998)
CITES Appendix II
Description of "Kakteen von A bis Z" by Walter Haage with courtesy by Kakteen-Haage made available.
Picture 4 with courtesy by © Rob Romero, Tucson, Arizona made available.