80 BOTANY OF LA SALLE COUNTY. 



usually leafless; with showy and of ten large and 

 fragrant flowers. 

 OPUNTIA. P. Prickly Pear. Indian Fig-. Stem 



made up of flattened joints; very prickly. 

 O. Rafinisquii. Flowers large, Y. Ju. Sandy land. 

 With Wood we prefer to regard to this genus 

 as of one species, vulgaris, and rafinisquii as 

 but a variety of it. We could produce plants 

 from about Ottawa answering 1 to the descrip- 

 tions and those differing- from both. 

 Order 47. FICOIDEAE. Chiefly fleshy, succulent 



plants the following- without petals. 

 MOLL/EGO, A. Low, much branched. 



M. verticillata. Carpet Weed. Prostrate; leaves 

 spatulate, in whorls at the joints; pedicels 1 

 flowered; Ju. Sept. Sandy lands. 

 Order 48. UMBELLIFARAE. Umbel Worts. 

 Flowers in an umbel, small, g-enerally W. or Y. 

 petals 5, stamens 5. fruit small, dry, often 

 aromatic; leaves g-enerally compound. 

 DAUCUS. Carrot. Sometimes found in meadows. 



D, Carota. A common plant of the g-arden. 

 ANGELICA. Archang-elica of 5th Ed." 



A. atropurpurea. Stout, smooth, purple; leaves 2 

 to 3 ternately divided segments, pinnate, 5 to 7 . 

 ovate, serrate leaflets; flowers W. River banks. 

 HERACLEUM. P. Cow Parsnip. Stout; leaves 



larg-e, ternately compound. 



PASTINACA. Parsnip. Stem grooved; flowers Y. 

 P. sativa. Leaves pinnately compound, ovate, cut- 

 toothed. Very common and spreading-. 

 M1TCHELLA. Partridge Berry. A slender, trail- 

 ing- evergreen plant. 



M. repens. Leaves small, round-ovate; flowers 

 two together, ovaries united; berries Rs. Y\ in. 

 dia. 



