Orchis 



Orchidaceae 



339 



50 



Map 693 



Orchis spectabilis L. 



Jan. 



Feb. 



Mar. 



Apr. 



May 



June 



July 



Aug 



Sept. 



Oct. 



Nov. 



Dec. 



Miles 



50 



Map 694 

 Habenana viridi's (L.) R. Br. 

 var. bracteata (Muhl.) Gray 



50 



Map 695 



Habenaria flava (LI Gra 



1396. ORCHIS [Tourn.] L. 



1. Orchis spectabilis L. (Galeorchis spectabilis (L.) Rydb.) Showy 

 Orchis. Map 693. Infrequent to rare throughout the state except in the 

 prairies where it is absent. It is found usually in deep leaf mold in beech 

 and sugar maple woods and in black and white oak woods. 



N. B., Que., Ont. to Minn., southw. to Ga., Tenn., and Mo. 



1422. HABENARIA Willd. 



Lip not fringed. 



Leaves cauline; stem more or less bracted above the leaves and into the inflorescence. 

 Leaves several, at least more than 2. 



Lip lobed at the base or toothed at the apex. 



Lip 3-toothed at the apex; spur shorter than the lip 



1. Habenaria viridis var. bracteata. 



Lip with a lobe on each side at the base and a median tubercle near the base; 

 spur longer than the lip. 



Bracts mostly longer than the flowers; lip decidedly longer than wide 



2. H. flava. 



Bracts mostly shorter than the flowers; lip about as wide as long 



3. H. sciitellata. 



Lip entire, lanceolate to linear, subacute or rounded at the apex. 



Flowers white, fragrant; lip dilated at the base 4. H. dllatata. 



Flowers greenish, scarcely fragrant; lip not dilated at the base 



5. H. hyperborea. 



Leaves 1 or 2; lip entire at the base; bracts shorter than the flowers 



6. H. clavellata. 



Leaves basal. 



Scape bracted; flowers greenish white 7. H. orbiculata. 



Scape bractless ; flowers greenish yellow 8. H. Hookeri. 



Lip fringed or erose-denticulate. 



Lip evenly fringed all around, not divided. 



Flowers orange yellow; lip oblong, 1 cm long, the fringe 3-5 mm long 



9. H. ciliaris. 



Flowers white; lip narrowly ovate-lanceolate, 8-10 mm long, the fringe 0.5-1.5 

 mm long. (See excluded species no. 155, p. 1037.) H. blephariglottis. 



