No. 76. 

 POA DOUGLASII Neos. Ann. Nat. Hist. i. 284 (18.38). 



I'Ifint ]tor('nnial, densely tuffetl, with niiinenms sterile shoots from a long, iiinuiiif;, 

 stolonil'erous root stock. 



Ciilmg erect, or decumbent at the base, nearly smooth, wiry, leafy to the middle 

 or above, (> to 15 inches tall. 



Lrarex of sterile shoots with loose, scarious sheaths and closely involute, rather 

 rijiid, smooth blades, e(|nalinf; tin-, culm: leaves of the culm 2 or .'{; sheaths scarious- 

 margined, smooth, striate, loose, open above, shorter than the iuternodes; blades 

 involute like those Ix-low and e(|ualino: them; ligule deciirrent, 1 to 2 lines long. 



Injiorrsvnicc a closely llowcrcd, almost ca]>itate ])anicle, 1 to 2 inches long and 

 nearly I inch thick, rays in glomerate clusters, i inch long or less, subdivided and 

 clensely (lowered. 



Spilr)Hs lanceolate, comjiressed, 5- to7-flowered, .'5 to .") lines long; emjjty glumes 

 ovate, acute, scabrous, hisj)id on the keels, scaiious margined, .■? nerved, 2 to .i lines 

 long, shorter than the lower florets; floral glumes lance ovate, acute, often miieronate, 

 pubescent more or less thronghout 07i the back but more so on the midnerve and mar- 

 ginal ner\es, tlie intermediate nerves less prominent, often ciliate on the margins, 2.J 

 to .5 lines long; palet oblong, 2-toothed at the apex, pubescent on the keels, nearly as 

 long as tlu' glinne; stamens 3, with exserted anthers; stigmas 2, feathery to the base 



Plate LXXVI; 1. staminate i)lant; 2, ]>istillate ])lant: n, staminate spikelet; b, 

 staminate fl(uet; c, pistillate spikelet: d, iiistillate lloret oiiened. 



California, mo.stly near the coast from San Francisco southward. This species is 

 <'oniidetely dioecious, the staminate spikelets having slightly smaller florets with thin- 

 ner glumes. I( has much the ai>pearanie of "beach grass" and was described as 

 Liri:opyntm Jtowjlaxii in U<»t. l!eechey"s Voyage. 



