636 



Rydberg : The American Species of 



one-half to two-thirds as long as the flowers : these greenish, dis- 

 tinctly in spirals, 8—10 mm. long : petals and sepals 2-4 mm. long, 

 upper sepal ovate, acutish ; lateral ones oblong-lanceolate, ob- 



tusish : petals purplish green, somewhat flesh}, 

 lanceolate, oblique at the base ; lip oblong, 



Fig. 26. 



obtuse, slightly 



hastately lobed near the 

 base ; spur filiform or slightly clavate, a little 

 exceeding the lip but shorter than the ovary. 



(Fi 



cr 



26.) 



P. Unalaschaisis is common from south- 



ern Alaska and Alberta to California and Colorado, and grows in 

 damp woods. 



Type : " Ins. Aleut." 



The following locality is remarkable, being far out of the sup- 

 posed range : 



Quebec: Jupiter River, Anticosti, 1883, /<?//« Macoun. 



y 



2. Piperia Cooperi (S. Wats.) 



Habenaria Cooperi S. Wats. Proc. Am. Acad. 



276. 1876 



Fie 27. 



Tall and strict, 3-10 dm. high, leafy below : basal leaves ob- 

 long lanceolate, acute, about 1 dm. long ; lower stem leaves lan- 

 ceolate, attenuate, 10-15 cm - long; the 

 upper reduced and bract-like, lanceolate, 

 1-2 cm. long : spike strict and lax, 1-3 

 dm. long ; bracts ovate-lanceolate, acumi- 

 nate, two-thirds as long as the flowers : 

 these yellowish -green, about 10 mm. long : 

 sepals and petals about 4 mm. long, ob- 

 tuse ; upper sepal ovate ; lateral sepals and 

 petals oblong lanceolate ; lip ovate, rounded at the apex, somewhat 

 hastate at the truncate base, but the lobes rounded, rather thick and 

 with prominent ridge in the middle ; spur thick, decidedly clavate, 

 about equalling the lip, but much shorter than the ovary. (Fig. 27.) 



I have not seen the type, collected by Cooper at San Diego, 

 California, but the plants 



and were collected in the same region. It is from these I have 

 drawn the description and figure. 



cited below agree with the description 



On Clay hills near San 



J 



Type : fi 

 Cooper.* ' 



California: San Diego, 1884, C R. Orcutt ; Point Loma, 



1897, T. S. Brandegec. 



