38 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



California — Continued. 



Stanford University, Abrams 164G. 



Without locality, Kellogg & Harford 1116.* 



Santa Cruz, Anderson in 1887. 



Santa Cruz, Anderson in 1888.* 



San Francisco, Bolander 1507. 



Oakland, Bolander, June 1, 1866. 



Templeton, San Luis Obispo County, Davy 7584. 



Lake County, BlankinsMp 8. 



Marysville Buttes, Heller 5562. 

 Oregon: 



Eight Dollar Mountain, Josephine County, Piper 3512. 

 The specimens marked with an asterisk were cited by Doctor Vasey under the orig- 

 inal description of Festuca. ambigua, but the real type of that is a very different plant. 



Explanation of Plate. — Drawn from type specimen 2101 Elmer, collected at Stanford Univer- 

 sity, California. Plant one-half natural size; parts enlarged five diameters, except the ovary, which 

 is enlarged ten diameters. 



30a. Festuca elmeri luxurians nom. nov. 



Festuca jonesii conferta Hack.; Beal, Grasses N. Am. 2: 593. 1896. The type was 

 in the herbarium of Professor Scribner, since destroyed by fire. A duplicate is in 

 the National Herbarium. It is from San Jose Normal School, California, the collector 

 unknown. 



Typical Festuca elmeri has a very loose panicle and 3 or 4-flowered spikelets. The 

 subspecies has a rather close panicle and 5 or 6-flowered spikelets. The following 

 specimens are in the National Herbarium. 

 California: 



Stanford University, Elmer 2133, 2103. 

 Without locality, Bolander 6073. 

 Without locality, Lemmon 4654. 

 The name conferta has been previously used as Festuca arundinacea conferta Hack. 

 Mon. Fest. 157. 1882. 



31. Festuca g-igantea (L.) Yill. 



Bromus giganteus L. Sp. PI. 1: 77. 1753. "Habitat in Europae sylvis siccis." 

 Festuca gigahtea Vill. Hist. PL Dauph. 2: 110. 1787. Transfers the species to 

 Festuca. 



This European species is sparingly introduced in the Eastern States. 



DESCRIPTION. 



stems erect, striate, glabrous, 3 to 5-jointed, usually nearly concealed by the sheaths, 

 60 to 120 cm. high; sheaths smooth or somewhat scabrous; ligule very short, truncate; 

 blades flat, linear-lanceolate, 12 to 40 cm. long, 5 to 15 mm. broad, acute, prominently 

 auriculate at base, dark green and smooth beneath, paler and slightly roughened 

 above, very scabrous on the margins; panicle oblong-ovoid, 10 to 40 cm. long, at 

 length spreading, somewhat drooping; rays slender, mostly in twos, elongate, very 

 scabrous on the angles, each pulvillate at base; spikelets pale green, oblong-lanceolate, 

 10 to 13 mm. long, 5 to 9-flowered; joints of therachilla cylindric, scabrous; glumes 

 very acute, glabrous, the lower 1-nerved, 5 to 6 mm long, the upper 3-nerved, 6 to 

 7.5 mm. long, broadly hyaline-margined ; lemma lanceolate, convex, 5-nerved, 

 sparsely scabrous, especially on the nerves above, 7 to 9 mm. long, bidentate at the 

 scarious apex, bearing a scabrous awn more than twice as long as itself; palea oblong- 

 lanceolate, acute or somewhat notched at the apex, the nerves scabrous, the inflexed 

 sides half as broad as the internerve. 



