Engelmann, G., Plates to the Cactaceae of the Mexican boundary (1857-1859)
Rep. U.S. Mex. Bound.

---

---

t. 7

---

recognized name:
639797 Mammillaria tetrancistra Engelm.

---

cited name:
639491 Mammillaria phellosperma Engelm.

---

drawing: P. Roetter

---

family: Cactaceae
subfamily: Cactoideae
tribe: Cacteae

---

epithet cited: phellospermus,-a,-um

---

epithet recognized: tetrancistrus,-a,-um

---

Illustration contributed by:

---

link to this page:
http://www.plantillustrations.org/illustration.php?id_illustration=71655

---

contact about this record homotypic synonyms:
Bartschella tetrancistra (Engelm.) Doweld; Neomammillaria tetrancistra (Engelm.) Fosberg;
heterotypic synonyms:
Mammillaria phellosperma Engelm.;