CHENOPODIACE^E. 185 



1. CHENOPO'DIUM, L. GoosEFOox. PIGWEED. 

 * Fruiting calyx dry. 



1. C. album, L. (LAMB'S QUARTERS.) Stem upright, 1-3 

 feet high. Leaves varying from rhombic-ovate to lanceo- 

 late, more or less toothed, mealy, as are also the dense flower- 

 clusters. Extremely common in cultivated soil. 



2. C. UP'bieum, L. Rather pale and only slightly mealy, 

 1-3 feet high, branches erect. Leaves triangular, acute, 

 coarsely and sharply many-toothed. Spikes erect, crowded in 

 a long and narrow racemose panicle. Waste places in 

 towns. 



3. C. hy'bPidum, L. (MAPLE-LEAVED GOOSEFOOT.) Bright 

 green. Stem widely branching, 2-4 feet high. Leaves thin, 

 large, triangular, heart-shaped, sinuate-angled, the angles 

 extended into pointed teeth. Panicles loose, leafless. Plant 

 with a rank unpleasant odour. Waste places. -; 



4. C. Bot'pys, L. (JERUSALEM OAK.) Not mealy, but 

 sticky ; low, spreading, sweet-scented. Leaves deeply sinu- 

 ate, slender- petioled. Racemes in loose divergent corymbs. 

 Roadsides ; escaped from gardens. 



5. C. ambPOSioi'des, L. (MEXICAN TEA.) Not mealy, 

 but sticky. Leaves slightly petioled, wavy- toothed or nearly 

 entire. Spikes densely flowered. Streets of towns. 



6. C. glau'eum, L. (OAK-LEAVED GOOSEFOOT.) Somewhat 

 glaucous-mealy, 5-12 inches high, spreading. Leaves sinu- 

 ately pinnatifid-toothed, oblong, obtuse. Clusters small, in 

 axillary spikes. Seed vertical, exserted, with sharp edges. 



7. C. Bonus Henri'CUS, L. (Blitum Bonus Henricus, 

 Reichenbach.) (GooD-KiNG-HENRY.) Stout, erect, 1-2 feet 

 high. Leaves broadly triangular-hastate, slightly sinuate 

 or entire. Flowers somewhat densely paniculate-spiked. 

 Seed vertical, exserted, with blunt edges. Not common. 



* * Fruiting calyx fleshy and often coloured. 



8. C. Capita' turn, Watson. (Blitum capitatum, L.) 

 (STRAWBERRY ELITE.) Stem ascending, branching. Leaves 



