RMCFFA3E–Pincushion Cactus, Mammilaria standleyi = M. hertrichiana, Arizona, USA
RF2BT8FHT–Heliconia standleyi in the rainforest of the Peruvian Amazon River
RF2P11KC2–Mammillaria standleyi or mammillaria craigii cactus succulent plant
RMC00ANF–Kaktus, Ritterocereus standleyi, Struktur der Kutikula mit Areolen, Dornen, Cuticula, Thorns
RM2BTWP36–Acacia standleyi Saff.
RF2AXWD7W–A View of Pincushion Cactus, Mammillaria standleyi
RM2BTTREN–Archibaccharis standleyi SF Blake.
RMAG8FRG–Ritterocereus standleyi (Ritterocereus standleyi), cuticula with spines
RM2BTTXP2–Juglans olanchana var standleyi Manning.
RFADBCYB–Mammillaria standleyi
RM2BXF2AR–Ruellia standleyi Leonard Ruellia standleyi Leonard.
RFB79M41–A typical Indian Flower
RMAAKDYN–Mammillaria standleyi Standley s Pincushion Cactus
RF2JMP3T1–Cactus with round shape - Barel cactus.
RMAT2T3J–Mammillaria standleyi, a cactus native to Northwest Mexico, uses white hairy fibers to shade itself from too much sun.
RMCRP023–Pincushion Cactus (Mammillaria standleyi) flowering, Sonoran Desert, Arizona, U.S.A., february
RMAC8GF6–Mammallaria standleyi pin cushion cactus Saguaro National Park Sonoran Uplands Desert Scrub Habitat Arizona United States
RMRG5BC1–. The Cactaceae : descriptions and illustrations of plants of the cactus family. NEOMAMMILLARIA. 97 Schumann described the plant in some detail, but apparently confused it with another species, possibly Mammillaria karwinskiana, inasmuch as he reported it from Oaxaca as well as from Guatemala. He referred here as a synonym M. viridis Salm-Dyck (Cact. Hort. Dyck. 1849. 16. 1850), which may be the Mexican element. 40. Neomammillaria standleyi sp. nov. Plants usually solitary, nearly globular, often 10 cm. in diameter, pale green, densely covered with spines; axils of tubercles containing white b