202 



capsule ovoid, obtuse, circumscissile at the middle, two seeded; seed characters the 

 same as the species (Plate 12). 



Specimens examined : Industry, Texas ( W. H. Wurtzelow, 1891, Herbarium 

 of J. M. Coulter). 



10. P. minima, ^'or. Sp. — 25 mm. to 50 mm. high ; leaves linear, acute, 

 white, with long, soft hairs, margins entire ; scape round, very slender, densely 

 hairy, 25 mm. to 125 mm. long; spike capitate, loosely flowered, 6|^ mm. to 18f 

 mm. long; sepals obtuse, scarious, with a thick center; capsules ovoid, twice as 

 long as calyx, 2 seeded ; seeds light yellow, surface smooth and glossy, cross sec- 

 tion anther shaped, longitudinal section oval ; size, 2^ mm. x ^ mm. ; hilum at 

 center of seed (Plate 13). 



Separated from P. Patagonica, var. gnapholioides, to which it is closely allied 

 by size of plant, surface of sepals, size of capsule, color, size and surface of seed. 



Dry soil in western United States. 



Specimens examined : Lincoln, Nevada (P. Patagonica, var. gnaphalioides, 

 Bailey, May 6, ISUl, 1912 National Herbarium) ; Arizona (P. Patagonica, var. 

 gnaphalioides, Dr. Palmer, 1869, National Herbarium) ; Panamint Valley, Cali- 

 fornia (P. Patagonica, var. gnaphalioides, Coville and Funston, April 17, 1891, 

 678, alt. 400 meters, National Herbarium); California (P. Patagonica, var. gnaph- 

 alioides, C. and F., April 17, 1891, alt. 400 meters, Herbarium of J. M. Coulter). 



* Corolla closed over fruit ; leaves ovate to lanceolate. 



t Scape grooved ; capsule oblong, circumscissile below the middle ; seeds 

 black. 



11. P. hirtella H. B. K. — 75 mm. to 500 mm. high ; leaves oblong to lanceo- 

 late, smooth or slightly hairy, five or seven nerved, margins entire or slightly 

 denticulate ; spike cylindrical, very densely flowered, lower ones often scattered, 

 75 mm. to 300 mm. long; scape round, slightly hairy, 150 mm. to 875 mm. long; 

 sepals obtuse, scarious (Plate 14); capsule oblong, slightly longer than the calyx, 

 circumscissile below the middle, three seeded ; ripe seeds black, surface dull, 

 minutely striate longitudinally, cross section slightly anther shape (Plate B, Fig. 3); 

 longitudinal section oval (Plate E, Fig. 3); size, I5 mm. x ^ mm. ; hilum at center 

 of seed. 



Dry ground in western United States. 



Specimens examined : Mendocino, California (C. S. Pringle, Aug. 3, 1882, 

 National Herbarium); Los Angeles, California (Dr. H. E. Hasse, June 5, 1888, 

 National Herbarium); Central California (Dr. E. Palmer, 1876, 306, National 

 Herbarium); Sweet Water, California (May 7, 1884, Herbarium of J. M. Coulter); 

 Mendocino, California (C. S. Pringle, Aug. 3, 1882, Herbarium of J. M. Coulter). 



tt Scape grooved; capsule ovoid, circumscissile at the middle; seeds yellow. 



