(316) 



bracing the upper. 7 . Leaves flattened. 

 Spikelets representing a spike. 



1. G. CALIFORNICUM Bolander. Saucelito. 

 Summer. 



Family 2, CYPERACE^l, 



Stem a calamus. Leaves all radical, sheath- 

 ing but not split at their base; lamina parallel- 

 veined. Anthers basifixed. 



1, Car ex L SEDGE. 



Flowers diclinic. $ spikelets 1-flowered ; 

 glume 1, external, ? spikelets 1-flowered with 

 2 glumes; the external like that of the $ ; the 

 internal transformed into a utricle including 

 the ovary. 1C. Leaves flattened. Stem tri- 

 quetrous. Spikelets collected in diclinic or 

 androgynous spikes. 



1. C. MABCIDA Boott. Inflorescence the 

 compound of many sessile spikes; spikes irregu- 

 larly androgynous, sometimes the whole inflor- 

 escence ? ; stigmas 2; utricle (perigynium) 

 ovate with a short 2-dentate apex; spikes al- 

 most black. Santa Clara marshes. Summer. 



2. C. DOUGLASII Boott. Dioecious ; inflor- 

 escence the compound of many sessile spikes; 

 utricle (perigynium) ovate, acuminate into a 

 slender beak; spikes pale -brown. Marin 

 County. Summer. 



