Goosefool Family L25 



spikes densely flowered, often panicled; calyx about 1 nun. broad 

 in fruit, its lobes strongly carinate. 



A common weed in waste tields. May-September. Nativeof theOld World, 



2; C. album viride (L.) Moq. Closely resembling the type, 

 but leaves bright green or very slightly mealy beneath. 

 Vernon, Davidson. 



3. C. murale L. Stout erect, 3-6 dm. high, the lower 

 branches usually spreading or decumbent; leaves 3-8 cm. long, 

 rhombic-ovate, broadly cuneate or subtruncate at the base, 

 acute at the apex, glabrous or slightly mealy when young; spikes 

 panicled, loosely flowered; calyx enclosing the fruit; seed acutely 

 margined. 



Frequent in waste places. Often flowering the year round. Native of the 

 Old World. 



4. C. rubrum L. Annual, somewhat fleshy and glabrous or 

 commonly somewhat mealy; stem erect, leafy, 3-7 dm. high, 

 with strict or ascending branches; leaves thick, 3-5 cm. long, 

 rhombic-ovate or rhombic-lanceolate, coarsely sinuate-dentate, 

 or the upper entire, acute or obtuse at apex, narrowed at base to 

 a rather short petiole; flowers in compound, leafy-bracted axil- 

 lary and terminal spikes, often exceeding the leaves; calyx 3-5- 

 parted, its segments slightly fleshy, reddish, not keeled, obtuse. 

 about as long as the utricle; stamens 1-2; stigmas short; utricle 

 horizontal, shining, rather sharp-edged. 



Occasional in saline flats and marshes along the coast. August-November. 



•*- Leaves more or Jess glandular-pubescent. 



5. C. ambrosioides L. Stem ascending or erect, 0.5-1 m. high, 

 much branched and leafy, more or less glandular-pubescent, 

 strong-scented; leaves oblong to lanceolate, obtuse, subacute or 

 acute at the apex, narrowed to a short petiole, repand-dentate, 

 undulate or the upper entire, 3-9 cm. long; flower clusters dense, 

 axillary upon the branches, forming a leafy spike; calyx-lobes 

 appressed ; pericarp deciduous. 



Frequent in waste places. Native of Europe. 



** Perennials. 



6. C. Calif ornicum Wats. Stout, erect or decumbent at base, 

 5-8 dm. high, from a thick fusiform root; leaves broadly triangu- 

 lar-hastate, truncate or cordate at base, 3-9 cm. long, sharply 



