ORCHID FAMILY 



475 



2. Piperia cooperi i S. Wats.) Rydb. 

 Cooper's Piperia. Fig. 1160. 



Habenaria coo['cri S. Wats. Proc. Am. Acad. 12: 276. 

 1876. 



Stem strict, 3-10 dm. liigh, leafy belov/. 

 Basal leaves oblong lanceolate, acute, about 

 10 cm. long, the lower stem leaves lanceolate, 

 attenuate, 10-15 cm. long, the upper reduced 

 and bract-like ; spike lax, 10-30 cm. long ; 

 flowers yellowish green ; sepals and petals 

 about 4 mm. long, obtuse ; upper sepal ovate, 

 the lateral oblong-lanceolate; lip ovate, round- 

 ed at the apex, somewhat hastate at base ; spur 

 thick, conspicuously clavate, about equalling 

 the lip. 



Dry mesas and hills, in chaiiarral. Lower Sonoran 

 ne; vicinity of San Dieg( 

 near San Diego, California. 



Zone; vicinity of San Diego. Type locality: clay hills ^'Sl/ii 



3. Piperia lancifolia Rydl:). 

 Lance-leaved Piperia. Fig. 1161. 



Piperia lancifolia Rydb. Bull. Torrev Club 28: 637. 

 1901. 



Stem stout, 3-6 dm. high, the lower portion 

 leafy. Basal leaves and lower stem leaves 

 lanceolate, attenuate, 10-15 mm. long, 1-2 cm. 

 wide, withering after anthesis ; spike lax, 

 many-fliowered, 2-3 dm. long ; flowers green- 

 ish ; upper sepal ovate, obtuse, about 4 mm. 

 long, the lateral slightly longer, oblong-lance- 

 olate ; lip about 4 mm. long, broadly ovaie, 

 rounded at apex, scarcely hastate at base ; spur 

 slightlv clavate, almost twice as long as the 

 lip. 



Dry wooded sImcs, Upper Sonoran Zone; Santa 

 Monica and San Gabriel Mountains, southern Cali- 

 fornia. Type locality: Santa Monica Mountains, Cali- 

 fornia. 



4. Piperia leptopetala R}db. 

 Narrow-petaled Piperia. Fig. 1162. 



Piperia leptopetala Rydb. Bull. Torrey Club 28: 637. 1901. 



Stem slender, 3-4 dm. high, leafy only at base. Basal 

 leaves 2, oblong-lanceolate, obtuse or acutish, about 1 

 dm. long, 15-25 mm. wide, withering at anthesis; stem 

 leaves few and bract-like ; spike slender, lax, 1-2 dm. 

 long ; flowers greenish ; upper sepal lanceolate, obtuse, 

 about 4 mm. long, the lateral narrowly lanceolate, acute, 

 about 5 mm. long ; lip lanceolate, obtuse, hastate at 

 base; spur filiform, about twice as long as the lip 

 and longer than the ovarv. 



- -lingto.. 

 Oregon. Type locality: mountains east of San Diego, 



