| Name |
Pronunciation |
Meaning |
| igosagonus | ig-oh-suh-GO-nus | From the Greek eikosi (twenty) and gonia (corner, angle) |
| plagiostoma | play-jee-oh-STOH-muh | From the Greek plagios (oblique) and stoma (mouth) |
| aureiflora | awr-ee-ih-FLOR-uh | From the Latin aureus (yellow) and florus (flowered) |
| aureiflorus | awr-ee-ih-FLOR-us | From the Latin aureus (yellow) and florus (flowered) |
| aureiflorum | awr-ee-ih-FLOR-um | From the Latin aureus (yellow) and florus (flowered) |
| haynei | HAYN-ee-eye | For 19th century German botanist and pharmacist Friedrich G. Hayne |
| samburuensis | sam-bur-yoo-EN-sis | Of or from the region inhabited by the Samburu people in Kenya |
| confinalis | kon-fin-AY-lis | From the Latin confinis (bordering) |
| triaculeata | try-uh-kew-lee-AY-tuh | Three spined |
| lasiacantha | lay-zee-uh-KAN-thu | Hairy or wooly spines or thorns |
| lasiacanthus | lay-zee-uh-KAN-thus | Hairy or wooly spines or thorns |
| carmenae | KAR-men-ay | For Professor Carmen González Castañeda, wife of 20th century cactus enthusiast M. Castañeda |
| zublerae | ZOO-bler-ay | For 20th century Swiss cactus enthusiast Ruth Zubler |
| leninghausii | len-ing-HOW-see-eye | For 19th century German cactus collector Guillermo Leninghaus |
| macrocentra | mak-roh-SEN-truh | Large center |
| macrocentrum | mak-roh-SEN-trum | Large center |
| invicta | in-VIK-tuh | Invincible, strong |
| invictum | in-VIK-tum | Invincible, strong |
| tesajo | TES-uh-ho | A local vernacular name in Baja California, Mexico for the Cylindropuntia species |
| magnicapsula | mag-nee-KAP-syoo-luh | Large capsules or fruit |
| stenogonus | sten-oh-GOH-nus | From the Greek stenos (narrow, slender) and gonia (corner, margin) |
| cochal | KOH-kal | From the Baja California, Mexico local vernacular name for the Myrtillocactus species |
| heteropetala | het-er-oh-PET-ah-luh | Different or unequal petals |
| heteropetalus | het-er-oh-PET-ah-lus | Different or unequal petals |
| heteropetalum | het-er-oh-PET-ah-lum | Different or unequal petals |
| saturatus | sat-yoor-RAY-tus | Saturated; possibly in reference to the color of the petals or filament |
| saturatum | sat-yoor-RAY-tum | Saturated; possibly in reference to the color of the petals or filament |
| saturata | sat-yoor-RAY-tuh | Saturated; possibly in reference to the color of the petals or filament |
| xanthopetalum | zan-tho-PET-uh-lum | Yellow petaled |
| xanthopetala | zan-tho-PET-uh-luh | Yellow petaled |
| candelilla | kan-duh-LEE-luh | Diminutive of the Spanish candela (candle) |
| albilanata | al-bee-lah-NAY-tuh | From the Latin albus (white) and lanatus (wooly) |
| albilanatum | al-bee-lah-NAY-tum | From the Latin albus (white) and lanatus (wooly) |
| zoutpansbergensis | zout-pans-berg-EN-sis | Of or from Soutpansberg (Zoutpansberg) South Africa |