Rydberg, P.A., monograph of the North American Potentilleae (1898)
Monogr. N. Amer. Potent.

---

---

t. 9

---

---

name cited:
Potentilla biennis Greene
name recognized:
Potentilla biennis Greene

---

drawing: F. Emil

---

family: Rosaceae
subfamily: Rosoideae
tribe: Potentilleae

---

epithet: biennis,-is,-e

---

Illustration contributed by:
New York Botanical Garden, U.S.A.

---

link to this page:
https://www.plantillustrations.org/illustration.php?id_illustration=211288

---

contact about this record

---

synonyms:

homotypic synonyms:
Tridophyllum bienne (Greene) Greene;