SANTALACEiE, EUPHORBIACB^. 195 



deflexed, silvery outside, pale -yellow within, fragrant. — 

 N.W. 



3. SHEPHERD' lA, Nutt. Shefhebdia. 

 S. Canadensis, Nutt. Calyx in sterile flowers 4-parted. 

 Stamens 8. Calyx in fertile flowers um-shaped, 4-part6d. 

 Berries yellow. Branohlets brown - scurfy. Leaves oppo- 

 site, entire, ovate, green above, silvery-sourfy beneath, the 

 small flowers in their axils. — Gravelly banks of streams and 

 lakes. 



Order LXXXII. SANTALA'CE^. (Sandalwood F.) 



Low herbaceous or partly woody plants fwith us) with 

 perfect flowers, these greenish-white, in terminal or axillary 

 corymbose clusters. Calyx bell-shaped or urn-shaped, 4-5- 

 cleft, adherent to the 1-celled ovary, lined with a 5-lobed 

 disk, the stamens on the edge of the latter between its lobes 

 and opposite the lobes of the calyx, to which the anthers are 

 attached, by a tuft of fine hairs. Fruit nut-like, crowned 

 with the persistent calyx-lobes. 



COItlAN'DBA, Nutt. Bastard Toad-flax. 



1. C. umbella'ta, Nutt. stem 8-10 inches high, leafy. 

 Leaves oblong, pale-green, an inch long. Flower-clusters 

 at the summit of the stem. Calyx-tube prolonged and form- 

 ing a neck to the fruit. Style slender. — ^Dry soil. 



2. C. liv'ida, Eiohardson. Peduncles axillary, slender, 

 several-flowered. Leaves oval, alternate, almost sessile. 

 Fruit pulpy when ripe, red. — Boggy barrens near the Atl. 

 coast, and N.W. 



3. C. pal'lida, A. DC. Leaves glaucous, linear to nar- 

 rowly lanceolate, acute. Fruit ovoid, sessile or on short 

 stout pedicels. — N.W. 



Order LXXXHI. EUPHORBIA' CE^. (Sptjbob F.) 



Plants with milky juice and moncBcious flowers, repre- 

 sented in Canada chiefly by the two following genera : — 



