PIPER — WORTH AMERICAN BPKOIEH "1- FESTUCA. 15 



Aki/.on \ 



Santa Catalina Mountains, Shear L963. 

 Tucson, Tourney } in L892. 

 Pima Canyon, Griffiths & Shear 2621. 

 Sabenio Canyon, Griffiths 2533. 

 A specimen collected at Los Angeles, California, by Dr. II. I.. Basse in 

 quite intermediate between grayi and pacifica. 



i.xi'i \N\iios of Plate.— Drawn from Pringle's specimens from th( - italina Mountains, 



Ari/i>im i April 19, 1884 i. Plant one-half Datura! size; apikelel and dissections enlarged Bve times. 



'i. Festuca reflexa Buckl. 



Festuca reflexa Buckl. Proc. Acad. Phila. 1862: 98. L863. Type in tin- herbarium 

 of the Philadelphia Academy, collected by Xuttall in "Upper California." 

 Festuca microstachys pauciflora Scribner in Beal, Grasses N. Am. 2: 586. 1896. 



DESCRIPTION. 



Culms erect, simple or few in a tuft, 20 to 50 cm. high, glabrous, 3- jointed; sheaths 

 smooth or pubescent, the lower about as long as the internodes; ligule very short, 

 membranaceous, truncate; blades narrowly linear, flat or loosely involute, 2 to lu cm. 



long; panicle 5 t<> ll' cm. Long, the rays solitary, these and the spikelets all at length 

 divaricate; sjtikelets 1 to 3, or rarely 4 or 5-flowered, 5 to 7 mm. long; glumes gla- 

 brous, the lower subulate, 1-nerved, 2..") to 4 mm. long, the upper lanceolate, acute, 

 3-nerved, 4.5 to 5 mm. Long; lemma lanceolate, convex. 3-nerved above, glabrous or 

 more or Less scabrous, 4.5 to 6 mm. long, attenuate into a Bcabrous awn 2 to 1l' 

 (usually 5 to 8) mm. long; palea lanceolate, the two hispidulous nerves meeting 

 at the acuminate apex, the inflexed sides narrow, the internerve seaberulou>. 

 Plate IV.) 



This specie- is abundant throughout California, extending sparingly into Utah and 

 western Oregon. Also on Vancouver Island. Macoun. Occasional specimens ap- 

 proach /•'. pacifica closely. 



The following collections are representative: 



NEVAD \: 



Mica Mine, M. /•:. Jones 5ii7l' K. 

 California: 



Bakerstield, Davy 1898. 



San Diego, Orcutt 1073. 



Panamint Mountains, CovUle& Funston 775. 



Mendocino County, BlanMnship 57. 



Berkeley, ARchener & BioletH K>i'. 



.Mount Diablo, Bn w r L077. 

 Utah: 



Santa Clara Valley. M. E. Jones 5139 v. 



silver Reef, i/. /•.'. Jones 5163 aq. 



Explanation of Plate.— Taller drawing represents 71 Brandegee, Santa Inez Mountain*., Cali- 

 fornia; the shorter one, Brewer 1 < »T7, Mount Diablo, California, the details from the former, riant 

 one-hali natural size; spikelets and dissections enlarged five times. 



7. Festuca microstachys N ntt . 



Festuca microstachys Nntt. Journ. Acad. Phila. n. >. 1: L87. 1847. "Pueblode los 

 Angeles, Upper California." 

 We have been unable to locate Nuttall's type specimen. It is not at Kew nor in 



the Philadelphia Academy of Science.-. Nuttall's description, however, is so com- 

 plete that it is hardly possible to mistake the plant. 



