332 



ORCHIDACEAE 



in part. H. flagellans Wats. Bot. Cal. 2:483 (1880), type loc. Indian Valley, Plumas Co., 

 Lemmon. Var. VIRIDA Jepson. 



6. H. sparsiflora Wats. Stem very slender, 12 to 20 (or 30) inches high; 

 leaves oblong-lanceolate ; flowers greenish, somewhat scattered in the open spike, 

 usually shorter than the bracts; lower sepals reflexed-spreading ; lip narrow, 

 narrowly linear ; spur 3 to 4 lines long, equaling or rarely a little longer than 

 the lip; petals deltoid-lanceolate, inarched with tips overlapping; capsule % 

 inch long. 



Frequent by stream sources, 4000 to 8000 feet: high North Coast Kanges; 

 Sierra Nevada; San Gabriel and San Bernardino mountains. North to Oregon 

 and east to New Mexico and Colorado. 



Locs. Elk Mt., Lake Co., ace. Tracy; Trinity Summit, Manning; Yuba Pass, Sierra Co., 

 Alma Ames 16; Truckee River, Sonne; Alder Creek, Yosemite Park, Jepson 4332; Chowchilla 

 Mt., Congdon; Peregoy Mdw., Yosemite Park, A. L. Grant 1295; Nellie Lake, Fresno Co., 

 A. L. Grant 1015; Garfield Forest, Sequoia Park, Jepson 4660a; Whitewater basin, San Ber- 

 nardino Mts., Charlotte Wilder 1115. 



Eefs. HABENARIA SPARSIFLORA Wats. Proe. Am. Aead. 12:276 (1877); Ames, Orchid. 

 4:102, pi. 61 (1910). H. thurberi var. Gray, Proc. Am. Aead. 7:389 (1867), type loc. Mari- 

 posa Big Trees, Bolander 6251. Limnorchis sparsiflora Eydb. Bull. Torr. Club 28:631 (1901). 

 Limnorchis laxiflora Eydb. I.e. 630, type loc. Coast Mts., Ore., Howell. Habenaria laxiflora 

 Parish, PI. World, 20:209 (1917). 



7. H. saccata Greene. Stem slender, % to 2 feet high ; leaves lanceolate or 

 the lowest oblong ; raceme lax or medium, its bracts surpassing the green flowers ; 

 lip linear, much longer than the short and thick sac-like spur. 



Warner Mts., Modoc Co., 5000 to 7500 feet. North to Alaska and east to 

 Colorado. 



Locs. Pine Creek, L. S. Smith 943; Sugarloaf Hill and Davis Creek, ace. Ames. 



Eefs. HABENARIA SACCATA Greene, Erythea, 3:49 (1895), type loc. Lassen Creek, Modoc 

 Co., B. M. Austin; Ames, Orchid. 4:92, pi. 61 (1910). Platanthera gracilis Lindl. Gen. & Sp. 

 Orch. 288 (1835), type loc. Observatory Inlet, British Columbia, Menzies. Habenaria gracilis 

 Wats. Proc. Am. Aead. 12:277 (1877), not Colebr. (1825). 



4. SPIRANTHES Rich. 



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

 in 1 to 3 ranks in a twisted spike. Sepals and petals all narrow, erect, in ours 

 united into a short tube at base and more or less connivent into a hood above. 

 Lip sessile or with a short claw, the broad lower portion embracing the column 

 and bearing a protuberance on each side, the apical portion spreading and wavy- 

 crisped. Column short, obliquely inserted on the ovary, bearing the stigma on 

 the front and the sessile or short-stalked erect anther on the back. Capsule erect. 

 Species 40, all continents. (Greek speira, spiral, and anthos, flower, in allusion 

 to the twisted inflorescence.) 



Lip roundish at base, narrowed above the middle but strongly dilated at apex; protuberances 



ridge-like, minute 1. S. romanzoffiana. 



Lip oblong at base, only slightly dilated at apex; protuberances nipple-like, prominent 



2. S. porrifolia. 



1. S. romanzoffiana C. & S. (Fig. 60e, f.) Glabrous, 5 to 16 inches high ; 

 leaves oblong-lanceolate, 3 to 7 inches long; spike dense, l 1 /^ to 5 inches long, the 

 flowers dull or greenish white, in 3 ranks; bracts conspicuous, ovate, abruptly 

 subulate-pointed, 5 to 6 lines long ; perianth 3 to 6 lines long, curved ; lip recurved. 



Wet meadows, mostly in the higher mountains: Sierra Nevada (common), 

 Coast Ranges, cismontane Southern California (rare). North to Alaska, east 

 across the continent. July-Sept. 



Locs. Sierra Nevada: Sisson, Jepson; Yuba Pass, Sierra Co., Alma Ames 14; Bear Valley, 

 Nevada Co., Jepson; Mono Crossing, Fresno Co., A. L. Grant 1510; Little Kern Eiver, Purpus 

 5266. Coast Eanges: Eureka, Chesnut <$ Drew; Pt. Reyes, Davy 6850; San Francisco, Gardner; 

 San Carpojo, San Luis Obispo Co., I. J. Condit. Southern California: San Bernardino, Parish. 



