Karsten, G.K.W.H., Florae Columbiae (1858-1869)
Fl. Colomb.

---

vol. 1 (1858)

---

t. 84 (1869)

---

<        >        navigate through volume

---

Polystichum dubium (Karsten) Diels

---

name cited:
Phegopteris dubia Karsten
name recognized:
Polystichum dubium (Karsten) Diels
name recognized (basionym):
Phegopteris dubia Karsten

---

drawing: Düwel

---

family: Thelypteridaceae

---

epithet: dubius,-a,-um

---

Illustration contributed by:
Missouri Botanical Garden, St. Louis, U.S.A.

---

link to this page:
http://www.plantillustrations.org/illustration.php?id_illustration=46745

---

contact about this record

---

synonyms:

homotypic synonyms:
Cyrtomium dubium (Karsten) R.M. Tryon & A.F. Tryon; Phegopteris dubia Karsten; Polypodium dubium (Karsten) Hook.;
heterotypic synonyms:
Phegopteris dictyophylla Mett. ex Kuhn; Polystichum dictyophyllum (Mett. ex Kuhn) C. Chr.;