OCTANDRIA M5N0GYNIA, Acer. 26/ 



to the foregoing species, and occupies the same situa- 

 tions where the other is not found ; called Black' 

 maple. 



6. A. foliis digitato-5-lobis, sinubus rotundatis, lobis sub- macrophyl' 



trilobatis repando-dentatis subtus pubcscentibus, race- lum. 

 mis erectis, filamentis 9. hirsutis, germinibus hirsu- 

 tissinnis. 



On the great rapids of the Columbia river. M. Lewh. 

 f^ . April. V. s. A very tall tree ; leaves larger than 

 any other known species ; flowers greenish-yellow, in 

 long compound racemes. 



v^r/or grandis. iZ-z??;///; juniores purpurascentes, glabri. 

 Folia magna longe petiolata, juniora pubescentia. 

 Braitece gemmarum longissimae, lineares, apice in- 

 cisae, sericeo-villosae. Racemi terminates, erecti, 

 elongati. Pedicelli inferne aggregati, superne soli- 

 tarii, glabri. Calyx g-fidus : laciniis obovatis, inte- 

 rioribus vix latioribus. Filamenta 9. subulata, supra 

 medium barbata, calyce vix longiora. Gormen hirsu- 

 tissimum. Stylus glaber. Flares mas.uli decandri : 

 filamentis calyce duplo longioribus. 



7. A. foliis orbiculatis basi subcordatis /-lobis inaequaliter cirdnatum. 



acute-dentatis utrinque glabris, nervis venisque ad ax- 

 illas pilosis. 

 On the great rapids of Columbia river. M. Lewis. 

 I2 . V. s. s.fl. This beautiful species has leaves of 

 the size of A. ruhrum. 



8. A, foliis inferne rotundatis, superne acurainato-tricuspi- stnalum. 



daiis argute-serratis glabris, racemis simplicibus pen- 



dulis.— M(7j.^. avier. 2. p- 252. 

 A, pensylvanicum, IVilld. sp. pi. 4 p. 989. 



A. canadense. Marsh, arli 



Icon. Alich. arc. 17. Schmidt arb. 10. JVangh. amer. 



/. 12/ 28. 

 In mountain woods : Canada to Virginra. ^ . May. 



V. V. A small tree with an elegant striped bark ; 



known by tiie name of Striped-maple or Moose ivood^ 



9. A. foliis subquinquelobis acutis dentatis subtus pubes- montanum. 



centibus, racemis compositis erectis. — JVilld. sp. pi. 4. 



p. 988. 

 A. pensylvanicum. IFangh.amer. 82. /. 12./, SO. 

 A. parvifloium. Ehrh. ieitr. 4. p. 25. 

 A spicatum. Lam, encycl. 2. p. 3/7, 

 Icon. Schmidt arb. 11. Dit Roi harbk. 1. t.2. 



