ANALYSIS. XV 



SulvOrJor 1. SiUriNEic. Flowers diivcious. achlamvdcnns. Stamens dis- 

 tincf. or int»nadti^)lu)ii». S'yK» 1, or absent. Stiiiinaa 2. Fruit coria<"C€ou5, 

 <-- ■. inn II V srrclcd. Seeds coniose. 



' Saiix 31«. Populus 313. 



Sul»-Order 2, Myrice^. Flowers moncEcious or diceclous achlamydeoi:« 

 t^tamens <>-8. nnihers 2-4 relied. Ovary l-ccilcd, surrounded by several hy- 

 pocvnotis scales. S:ii.'n)as2. Fruit drupaceous. 



(lenrni. Myrica p. 213. Coniptonia 213. 



Sub-Order 3. B£Tt;Li.\E.t. Flowers monoecious, the sterile flowers souie- 

 limes with a loWd, memoranaceous calyx. Stamens usually di:i^tinct. Ovary 

 superior, 2-celled, but by abortion the iriut is but 1 celled. Siigiuas 2 Seeds 

 pendulous. 



Genera, Betula2l4. AInus 214. 



Sub-Order 4. CvrtLiFERJi:. Flowers moncrcious, amentaceoire. Stamens 

 5-2»>, insj^rtpd into ilie base of the scales, or a membraceous calyx. Fertile 

 dorets; Ovaries crowned by tl>o rudiments of a calyx; seated wuhin a va- 

 noueionned involucre, stiemas several. Fruit a bo4iy or coriaceous nut l-celled, 

 more or less inclosed in ibe involucre. 



Gfmera. Carpinus p. 314. Ostryap.SlS. Quercus p. 315. Castanea 317. 

 Coryliis317. Fagus 317. 



Sub-Order 5. Pulta.ne-e. Fiowera monceciows achlamydeous. The fer- 

 ale florets in lieads. Stamens sincio; ambers linear, 2-celIed Style 1, with 

 the stiirraaiic surface on one side Nuts clavate- Seeds solitary, or in pairs 

 pendulous. Ca'kins round pendulous. Large trees. 



Gmm. Platanus p 315. Liquidambar p. 315. 



Order 131, EmiORBiACE-E. Flowers mono'cious or dioecious. Calyx lobed, 

 inferior, with variuus imernal ap[>endages. Sterile fljwers; st aniens few or 

 numerous; aiiti»ers 2-Cfclled. Fertile flowers; ovary superior sessile or stiped 

 Fruit usually c-^nsisting of 3 dehiscent cells- Plants usually abounding with 

 Qiilkyjuicc. Flowers a.xillnry and terminal. 



^rtTKf.-a. Pachysandra p 304. Croton p. 304. Crotonopsis p. 305. Borya p; 

 30i Trngia p. 305. SiiJImaia p. 305. Phyllanthus p- 306. Jatrophu p. 306. 

 Acalyplia p. 306. Euphorbia p. 307. 



Order 126. CflExopoDEtL Perianth de»'ply divided, persistent, sometimes 

 tubular at the ba^e. isiamens inserted into tlie base o{ tl»e caly.v, 1-5, oppo- 

 site the segments. 0>ary sinirle with 1 ovule attached to the base of the cav 

 itv. Style usually divided Fruit membranaceous or baccate, not ,vaUuJar. 

 Herbaceous niants, witii small flowers. 



Genera. Ch^nopodium p. 2%. Salsola p. 296. Atrip'cx p. 296. Acnida 

 p. 297. Salicorua p. *297. 



Order 127. PnvTiLAcrE-C. Perianth 5-parted, petnloid. Stamens 10. Style 

 5-10. Ovary 10-celled, with an ovule in each cell. Fruit indehiscenf, with 

 Ihe seed solitary, ascending. Herbacious plants with alternate leaves. 



Poke weed. 



Genera. Phytolacca p. 298. 



Order 123. Polygon E.t. Perianth divided, inferior. Stamens 5-9, inserted 

 into the Uittom of the calyx. Ovnrv superi^H" with a sirjnie erect ovule. Nut 

 usually trianirular- Herbaceous pfants with alternate leaves; stipules sur- 

 rounding the siem forming an ochrea. 



Genera, Polygonum p. 298. Rumex p. 299. Eriogonum p. 300. 



(a) Stamens hypogynous. 



Order 142. JcoT.ANDE.e- Flowers monoecious. Sterile florets in an ament 

 Pcriantli 'ibliq^iie membr.inaceom, sraly, irr<'guhrly lobed. Stamens hypogy- 

 nous 3-36, v\nth short filaments. Fertile florets 4-5 parted. Styles 1-2 or 

 wanting Siigmns 2. laci rated or discoid, 4 Jtjl)ed. Trees with alternate, pin- 

 nate leave*. Walnut Butter-nut Hirkory. 



Genera. Juglans p. 318. Carya p. 318. 



Order 125. AjixRknTtuctJ^. Flowers monoecious, dioscious or perfect. 



