AMBNTACE.£. 313 



6 S NioRA. A •'mail tree branching from the base. /y«<iw«« ahernate, lun- 

 fTolaie, filiizhily acuniinaie, serrulate on short petioles. Statncns usually 5. 

 ScaUjt ohovate, obtuse villous. Capsule oblong, glabrous- 

 ^2 March. On water courses. 15-20 ft. 



1 have a specimen rent me by W. S. Rockwell, Esq. froiu Baldwin Co. which 

 he thinks is tlie <J!> Erioccpfiala, but there bein^' only a small branch of ih« 

 fruit, I aiu unable to form an opinion respecting it. 



GE.VUS II. POPULUS. 



DicecioiKs. Anient cylindrical. Scales lacerated. Sterile 

 floret.s ; intliers 9-30, arising from a turbinate, oblique, en- 

 tire, single perianth. Fertile florets ; perianth entire. Stig- 

 mas 4. Capsule superior, 2-celled, 2-valved, many seeded. 

 Seeds comose. 



1 P Gra.vdidentata. a larse tree, with a smooth gt^eenish bark. Ijcavts 

 alternate, nearly round, unequally and sinuately toothed, glabrous, villous 

 when young, petioles compressed near the suniuiit. Flowers in small axilla- 

 ry, cylindrical amcnts. Cotton trte, or American asptn. 



ri March. Mountains. 



2 P Angclata. a large tree, with the branches winged. Leaves ovate, 

 deltoid, acununaie, serrate, glabrous, with the serratures uncinate ftouer^ 

 small. 



>2 March. On the margins of rivers. 50-80 ft. 



3 P HETEROPiiYLrji. A large tree, branches terete. Leaves roundish, 

 tjvate, obtuse, uncinately toothed, the sinus small, cordate, and somewhat 

 auricled, whtn young tomentose. 



\2 May. Swamps. 60-80 ft 



Sub-Order II. MYRICE.C 



Gexts III. MYRICA. 



DicEcious. Ament ovate-o!)long. Scales crescent shaped. 

 Sterile florets; stamens 4-6. Anthers 4-valve(l. fertile 

 florets ; ovary 1. Stigmas 2. Drupe 1-celled, 1-seedcd. 



1 M Cemfera. a small shrub, diffusely branched. Ijcaves perennial, 

 alternate, S4ijn<.what coriacroup, linear-lanceolate, glabrous dotted, slightly 

 pubescent when young. Flowers in short, cylindrical, a.xiilary aments. Sta- 

 mens 4. Scales nearly round. Baybcrry, or Wax Myrtle. 



It .March — .April. In damp soil*. 



2 M CARorj.vrt.Nsis. A small shrub. Leaves cuneate, oblong, coarsely 

 toothed. Scales acute. Fruit globular, large. 



Vl >rarcb— April. Wet places. 3-4 tt. 



Genus IV. CO.MPTONIA. 



Monoecious. Sterile floret.*?. Ament cylindrical. Scales 

 1. flowered. Perivn/Zi 2-parted. .SVamen^ 3-forked. Anthers 

 6. Fertile floret. Ament globose. Scale one-flowered. 

 Styles 2. Aut ovate 



1 C *\ ■ " MFOLiA. A small shrub. Z^arw lonir, lincar-lanccoIate, altef- 

 aate, .ly pinnatjfid. Flowers \n oval, ecsdile aments. Fertant\ o 



FAUX II. 25 



