Scientific or common name:

Pityrogramma triangularis (Kaulf.) Maxon var. pallida Weath.

---

PTERIDACEAE - Maidenhair Fern family Pteridophyta (Ferns)

---

Taxon Page:

Name: Pityrogramma triangularis (Kaulf.) Maxon var. pallida Weath.
Nomencl. ref.: Rhodora 22: 119. 1920. 1920
Rank: variety
See: ► Pentagramma pallida (Weath.) Yatsk., Windham & E. Wollenw.

Images of Pityrogramma triangularis var. pallida

---

Common names

U.S. name: Pale silverback fern

---

Grown habit: Forb/herb
Duration: Perennial
 

Synonyms:
= Pentagramma pallida (Weath.) Yatsk., Windham & E. Wollenw.
= Pityrogramma pallida (Weath.) K.S. Alt & V.E. Grant

---

TAXONOMY

Kingdom: Plantae
Subkingdom: Tracheobionta
Superdivision: -
Division: Pteridophyta
Class: Filicopsida
Subclass: -
Order: Polypodiales
Family: Pteridaceae
Genus: Pityrogramma
Species:

1) Pityrogramma austroamericana Domin 2) Pityrogramma calomelanos (L.) Link 3) Pityrogramma calomelanos (L.) Link var. aureoflava (Hook.) Weath. ex L.H. Bailey 4) Pityrogramma calomelanos (L.) Link var. austroamericana (Domin) Farw. 5) Pityrogramma chrysophylla (Sw.) Link 6) Pityrogramma chrysophylla (Sw.) Link var. gabrielae Domin 7) Pityrogramma chrysophylla (Sw.) Link var. subflexuosa (Domin) Proctor 8) Pityrogramma ebenea (L.) Proctor 9) Pityrogramma pallida (Weath.) K.S. Alt & V.E. Grant 10) Pityrogramma semipallida J.T. Howell, nom. inq. 11) Pityrogramma subflexuosa Domin 12) Pityrogramma sulphurea (Sw.) Maxon 13) Pityrogramma tartarea auct. non (Cav.) Maxon 14) Pityrogramma triangularis (Kaulf.) Maxon 15) Pityrogramma triangularis (Kaulf.) Maxon var. maxonii Weath. 16) Pityrogramma triangularis (Kaulf.) Maxon var. pallida Weath. 17) Pityrogramma triangularis (Kaulf.) Maxon var. semipallida J.T. Howell 18) Pityrogramma triangularis (Kaulf.) Maxon var. viridis Hoover 19) Pityrogramma triangularis (Kaulf.) Maxon var. viscosa (D.C. Eaton) Weath. 20) Pityrogramma trifoliata (L.) R. Tryon 21) Pityrogramma viscosa (D.C. Eaton) Maxon 22) Pityrogramma x mackenneyi W.H. Wagner

---

Page counter: 146 ( AVG: 221.08 / 158.914 )

---

Search for more information on the Web

---

Distribution in USA and Canada (*)
USA (CA)


Map for Pityrogramma triangularis (Kaulf.) Maxon var. pallida Weath.
(*) USDA, NRCS. 2009. The PLANTS Database (http://plants.usda.gov, 28 August 2009). National Plant Data Center, Baton Rouge, LA 70874-4490 USA

---

Kingdoms
(Select a kingdom and click on Ok)

1) Fungi 2) Plantae

---

Divisions
(Select a division and click on Ok)

1) Anthocerotophyta (Hornworts) 2) Bryophyta (Mosses) 3) Chlorophyta (Green algae) 4) Coniferophyta (Conifers) 5) Cycadophyta (Cycads) 6) Equisetophyta (Horsetails) 7) Ginkgophyta (Ginkgo) 8) Gnetophyta (Gnetophytes) 9) Hepaticophyta (Liverworts) 10) Lycopodiophyta (Lycopods) 11) Magnoliophyta (Flowering plants) 12) Psilophyta (Whisk-ferns) 13) Pteridophyta (Ferns)

---

Classes
(Select a class and click on Ok)

1) Filicopsida 2) Polypodiopsida

---

Families
(Select a family and click on Ok)

1) Anemiaceae (Flowering Fern family) 2) Aspleniaceae (Spleenwort family) 3) Blechnaceae (Chain Fern family) 4) Cyatheaceae (Tree Fern family) 5) Davalliaceae (Hanging Fern family) 6) Dennstaedtiaceae (Bracken Fern family) 7) Dicksoniaceae (Tree Fern family) 8) Dryopteridaceae (Wood Fern family) 9) Gleicheniaceae (Forking Fern family) 10) Grammitidaceae (Kihi Fern family) 11) Hymenophyllaceae (Filmy Fern family) 12) Lophosoriaceae (Diamond-leaf Fern family) 13) Lygodiaceae (Climbing Fern family) 14) Marattiaceae (Vessel Fern family) 15) Marsileaceae (Water-clover family) 16) Ophioglossaceae 17) Osmundaceae (Royal Fern family) 18) Parkeriaceae (Water Fern family) 19) Polypodiaceae (Polypody family) 20) Pteridaceae (Maidenhair Fern family) 21) Salviniaceae (Floating Fern family) 22) Schizaeaceae (Curly-grass family) 23) Thelypteridaceae (Marsh Fern family) 24) Vittariaceae (Shoestring Fern family)

---

Genera (Pteridaceae)
(Select a genus and click on Ok)

1) Acrostichum (leatherfern) 2) Adiantopsis (lipfern) 3) Adiantum (maidenhair fern) 4) Aleuritopteris (cloak fern) 5) Anopteris 6) Argyrochosma (false cloak fern) 7) Aspidotis (lacefern) 8) Astrolepis (cloakfern) 9) Bommeria (bommeria fern) 10) Cheilanthes (lipfern) 11) Coniogramme 12) Cryptogramma (rockbrake) 13) Doryopteris 14) Eriosorus 15) Gymnopteris (bommeria fern) 16) Hemionitis 17) Notholaena (cloak fern) 18) Onychium (anopteris) 19) Pellaea (cliffbrake) 20) Pentagramma (goldback fern) 21) Pityrogramma (goldback fern) 22) Psilogramme (eriosorus) 23) Pteris (brake fern) 24) Schizostege (brake fern) 25) Trismeria (goldback fern)

---

Common names (Pityrogramma)
(Select a common name and click on Ok)

1) (no name) 2) Dixie silverback fern (Pityrogramma calomelanos) 3) Goldback fern (Pityrogramma triangularis var. viridis) 4) Island goldback fern (Pityrogramma chrysophylla) 5) Jamaican goldback fern (Pityrogramma sulphurea) 6) Leatherleaf goldback fern (Pityrogramma austroamericana) 7) Mountain silverback fern (Pityrogramma ebenea) 8) Pale silverback fern (Pityrogramma pallida) 9) Silverback fern (Pityrogramma triangularis var. viscosa) 10) Threeleaf goldback fern (Pityrogramma trifoliata)

---

More species:
1) Placynthium dubium Herre [243]
2) Plagiobothrys acanthocarpus (Piper) I.M. Johnst. [234]
3) Plagiobothrys austiniae (Greene) I.M. Johnst. [289]
4) Plagiobothrys bracteatus (Howell) I.M. Johnst. var. bracteatus [243]
5) Plagiobothrys chorisianus (Cham.) I.M. Johnst. var. undulatus (Piper) Higgins, ined. [267]
6) Plagiobothrys figuratus (Piper) I.M. Johnst. ex M. Peck ssp. figuratus [224]
7) Plagiobothrys leptocladus (Greene) I.M. Johnst. [228]
8) Plagiobothrys scouleri (Hook. & Arn.) I.M. Johnst. var. hispidulus (Greene) Dorn [298]
9) Plagiochasma rupestre (J.R. Forst. & G. Forst.) Steph. [229]
10) Plagiothecium pulchellum (Hedw.) Schimp. [217]

19-Apr-2024 - Week-16

---