262 Bo^-Trotting for OrcKids 



Vermont, by Mrs. Henry Holt, near Burlington (1902). Several 

 stations in New Jersey have been destroyed since Mr. Austin 

 first identified it there. 



New England Range — Maine, not reported ; New Hampshire, 

 not reported ; Vermont, very rare ; Massachusetts, very rare ; 

 Connecticut, frequent ; it should be more common in this State, 

 since P, verticillata is frequent. 



V 

 AretKvisa 



Linnaeus, 1753 

 Beautifui, Arethusa 



The generic name, Arethusa, refers to the dedication of this 

 species to the nymph Arethusa of classical literature. 



Small scapose orchids with bulbous roots ; one of the most 

 beautiful native orchids. Anther i. Labellum dilated, recurved, 

 bearded down the face, spreading at the apex. Sepals and pe- 

 tals similar, arched above, coherent below. Anther operculate. 

 Pollinia 4; 2 in each anther-sac, powdery, granular. Scape 

 5-10 inches high, glabrous. Leaves i, 4-6 inches long, linear, 

 and hidden. 1-3 bracts or scales below. Seed-capsule i inch 

 long, ellipsoid, 6-ribbed, rarely maturing. 



Continental Range—In sphagnous bogs from Newfound- 

 land, southward to North Carolina ; westward to Minnesota. 

 Rare throughout its range, seeking unfathomable cranberry 

 marshes, among bushes of Kalmia and Labrador Tea, in close 

 company with Rose Pogonia and Grass Pinks. A genus, con- 

 sisting of 3 species for the world. 



North American species north of Mexico i 



New England species i 



Hoosac Valley species i 



New England species : 



I. A. bulbosa Linnaeus, 1753. 



I.— ARETHUSA BULBOSA Linnaeus, 1753 

 Beautifui. Arethusa 



The specific name, bulbosa, refers to the bulbous roots of this 

 orchid. 



Small scapose, bogland orchid with bulbous roots. May 

 I7th-June 30th. 



Flowers i, rarely 2 ; rose-purple, terminal, nodding, arising 

 from between 2 unequal scales; 1-2 inches long. Labellum 

 drooping, dilated, recxirved, spreading at apex, often fringed 

 or toothed, variegated with purple blotches and yellow. Sepals 



