ORCHID FAMILY. 



133 



4. SPIRANTHES Rich. 

 Stems from a cluster of tuberous roots, erect, leafy. Flowers white, 

 spurless, in 1 to 3 rows in a twisted spike. Sepals and petals all 

 narrow, erect, or more or less connivent. Lip sessile or with a short 

 claw, the lower portion embracing the column and bearing a minute- 

 callose protuberance on each side, the upper portion spreading and 

 wavy-crisped. Column short, obliquely inserted on the ovary, bear- 

 ing the stigma on the front and the sessile or short-stalked erect 

 anther on the back. Capsule erect. (Greek speira, spiral, and 

 anthos, flower, in allusion to the twisted inflorescence.) 



Perianth 4 to 6 lines long; callosities at base of lip minute 



1. S. Romanzofiiana.. 



Perianth 3 lines long; callosities at base of lip nipple-like and pointing 

 downward 2. S. porrifolia. 



1. S. Romanzoffiana Cham. Glabrous, 5 to 16 in. high; leaves 

 oblong-lanceolate, 3 to 7 in. long, 4 to 8 lines wide; spike dense, 3 in. 

 long, the flowers in 3 ranks; bracts conspicuous, ovate, abruptly 

 subulate-pointed, 5 or 6 lines long; perianth 4 to 6 lines long, curved, 

 the sepals and petals connivent; lip recurved, broader at base, con- 

 tracted below the narrower rounded summit; callosities smooth, often 

 not obvious. 



Wet meadows or marshy places in the mountains: Marin and 

 Sonoma Cos. northward to Mt. Shasta; high Sierra Nevada. July- 

 Aug. 



2. S. porrifolia Lindl. Similar in habit to the preceding; stems 

 1 ft. high or more; flowers smaller and spike narrower; perianth 3 

 lines long; callous protuberances at base of lip nipple-like and 

 pointing downward. 



Little known species: Marin Co., acc. to Behr; upper Sacramento 

 Valley on the eastern side, Hartweg. 



5. GOODYERA R. Br. Rattle-snake Plantain. 

 Scapes erect, bearing a few sheathing scale-like leaves, a terminal 

 spike, and at base a cluster of petioled white-reticulated leaves. 

 Rootstock creeping, with fleshy roots. Flowers white, similar to 

 Spiranthes. Lateral sepals free, the upper one united with the 

 petals into an erect galea. Lip sac-shaped, sessile, entire and without 

 callous thickenings at base. Anther without a lid. (John Goody er, 

 British botanist.) 



1. G. Menziesii Lindl. Plants 11 to 15 in. high, glandular- 

 pubescent, especially the scapes and inflorescence; leaves thickish, 

 rosulate, oblong-ovate, acute at both ends, reticulated with white or 

 light-colored veins or markings, \\ to 2£ in. long, on petioles £ to £ 

 in. long; flowers 3 or 4 lines long; spike about 5 in. long. 



Woods near the coast from Marin Co. (Lagunitas Creek and Bear 

 Valley near Olema) northward; Shasta Springs; Sierra Nevada. 

 July-Aug. 



6. CALYPSO Salisb. 

 Low herb with a corm and coral-like roots. Stem scape-like, 



