Monilophytes (ferns): Leptosporangiate Ferns (true ferns): Osmundales
		
	
	
	
	
						
	
	
	
	
	
	
	
	
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
	
	
		 
		
	
Osmunda spectabilis 	
	
	
		
		
		
	
	 
	 
	FAMILY
	Osmundaceae
	
	
	
		 
		 
		
		Go to FSUS key
	
	
Dig deeper at SERNEC, a consortium of southeastern herbaria.
See herbarium specimens at the Atlas of Florida Vascular Plants
Read about Osmundastrum and Osmunda from Alan Weakley and the Southern Appalachian Botanical Society.
Learn more about Osmunda from the Vascular Plants of North Carolina.
SYNONYMOUS WITH
	
	
	
	
	PLANTS NATIONAL DATABASE:
	
			
	
	
	
    
	
	Osmunda regalis var. spectabilis 
	
	
		
		
		
	 
	 
	FAMILY
	Osmundaceae
	
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Osmunda spectabilis
SYNONYMOUS WITH Flora of North America
Osmunda regalis var. spectabilis
SYNONYMOUS WITH The Ferns and Lycophytes of Texas (Diggs & Lipscomb, 2014)
Osmunda regalis var. spectabilis
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 007-01-003:
Osmunda regalis var. spectabilis FAMILY Osmundaceae
INCLUDED WITHIN Ferns of the Southeastern States (Small, 1938)
Osmunda regalis
COMMON NAME:
American Royal Fern
To see larger pictures, click or hover over the thumbnails.
JK Marlow jkm080329_001
March Pickens County SC
Keowee Toxaway State Natural Area
Fiddleheads are smooth, wine-colored, and fairly stout, per Peterson Field Guide to Ferns of Northeastern and Central North America.
JK Marlow jkm080421_013
April Haywood County NC
Corneille Bryan Native Garden
Habitat includes wet woods and rocky streams. Soil usually acidic, per Field Guide to the Ferns and Other Pteridophytes of Georgia (Snyder & Bruce, 1986).
JK Marlow jkm160416_243
April Lowndes County GA
Sporangia naked, bright green when ripe, becoming rusty then dark brown, per Peterson Field Guide to Ferns of Northeastern and Central North America.
Emily B. Sessa ebsoregalis_9389
May
Pinnules narrow, oblong, mostly alternate, on small distinct stalks, per Peterson Field Guide to Ferns of Northeastern and Central North America.
JK Marlow jkm090516_119
May Charleston County SC
Francis Marion National Forest
Fertile blade similar to sterile but with sporangia-bearing pinnules at tip, per Peterson Field Guide to Ferns of Northeastern and Central North America.
JK Marlow jkm090516_122
May Charleston County SC
Francis Marion National Forest
Fronds more nearly resemble the leaves of a locust tree than a fern, per Field Guide to the Ferns and Other Pteridophytes of Georgia (Snyder & Bruce, 1986).
JK Marlow jkm100515_036b
May Henderson County NC
Pisgah National Forest: Pisgah Ranger District
Sporangia in naked short-stalked clusters, green at first, later brown, per Field Guide to the Ferns and Other Pteridophytes of Georgia (Snyder & Bruce, 1986).
JK Marlow jkm100515_041
May Henderson County NC
Pisgah National Forest: Pisgah Ranger District
Cinnamon Fern on the left, Royal Fern on the right.
JK Marlow jkm170624_253
June Oconee County SC
Sumter National Forest: Andrew Pickens Ranger District
	
	
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
	
	
		 
		
	
Osmunda spectabilis 	
	
	
		
		
		
	
	 
	 
	FAMILY
	Osmundaceae
	
SYNONYMOUS WITH
	
	
	PLANTS NATIONAL DATABASE:
	
			
	
	
	
    
	
	
	Osmunda regalis var. spectabilis 
	
	
	
	
	 
	 
	FAMILY
	Osmundaceae
	
	SYNONYMOUS WITH
	
 
	Floristic Synthesis of North America. BONAP (Kartesz, 2021)
	
	
	Osmunda spectabilis
	
	SYNONYMOUS WITH
	
	Flora of North America
	
	Osmunda regalis var. spectabilis
	
	SYNONYMOUS WITH
	
 
	The Ferns and Lycophytes of Texas (Diggs & Lipscomb, 2014)
	
	
	Osmunda regalis var. spectabilis
	
 
SYNONYMOUS WITH
	
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 007-01-003:
Osmunda regalis var. spectabilis 
 
 
 
FAMILY
Osmundaceae
INCLUDED WITHIN
	
 
Ferns of the Southeastern States (Small, 1938)
	
  
	Osmunda regalis
	
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