IIa.miikkik ok Tkkk.s of tiik i\'oi;TiiEii:>; ^tatkh aa'u I'a.nada. 455 



species :ii-e fomiil williiii the I'nited States, all arborescent though one is more commonly a 

 shrnl) lh:iri a tree. 



Lriiirx (I.Thhioiis, ..,l,l-|,iniial('ly cnmiionnrl. petiolate : leaflets condnplicat.' in tlii' IukI and 

 usua ly srrralr. /hi, ins m i^arly sjiring, frum the axils of the leav.-s of the iircvioiis s,.ason 

 mostly .li.rcinns (,.■ p,,ly^anioiis ( n.vasiciuilly perfect) in fascii^nlat.' panicles; calvx small' 

 canipaiinlair ,.,■ n,.n.' ; cn.lla l>-4-i,art.Ml ur none; stamens usiliIIv 2 with short teri'tc' Hlamenls 

 aiid lar-c ,,l,l,,n- anIlMa-s ..inMiin- l,y Inlnral slits; ovary mostly LJ-cdled with single stvle ami 

 --lobed stigma. Iniil :, sani:ira, willi tmyc or somewhat flattened and usnally 1-sceded body 

 and terminal \\iii:; : srrd .•h.ngalcd. iiPiidulons. 



Fraxiinis is the ancient Latin name of the AsJi-frec. 



KEY TO THE SPECIES. 



a Samara \yilh s l-braring p.irlion Hattcnpil anil \ying extending the entire length 



b Lati-ral Irallcts sessile; calyx in the fertile flo\vers none........ F. nigra. 



b- Lateral le.'lHels sl.alked; ellyx present 



Samara ..bexale i,, spatnlale ; nvjgs terete F. Caroliniana. 



Sain.-ira ellijitie Ic. spaliilale; t\\-i;;s 4-sided F. quadrangulata. 



a- Saniar.a wiili seed-bi-ann^ |i.,i-ti.,n sidaerete ; ^ving not extending to base; leaflets stalked-, 

 calyx iireseiii in fi-rtile dower 

 b Win:; ,-iliiiMsi laiiiivly lerniinal — sliuhtly if at all decnrrent on body 



c Le:i\i's and branchleis glabrous ,n- nearly so JF, Americana. 



c- I^iMces beiieaih and branchlefs imbescent F. Biltmoreana. 



b= Wing deeiirrent sniiewyhal on sides of body but not to base 

 c ^\'ing (if sani;ir;i s|)atiilate 



d I'.ranehlets and leayes glalirons or nearly so; leaves green beneath, 



F. lanceolata. 

 d" I-'.ranrhlels and ]ielio!es velvety pubescent 



Samara less llian 12 in. lung; calyx small F. Pennsylvaniea. 



Samara mostly '2 in. long or more; calyx enlarged F. profunda. 



c' Wing of samara longdinear F. Darlingtonii. 



Fur xjirfirx SIC pp 3SJi-.i{in and tlic ioJloti-'tiuj : 



I i.MtLIMiio.x Asir. /•'. DiiyViiiijUiti'ii I'rilt. This is a little known species descrilied from 

 material from Ivancasler. Pa,, and is similai' to the F. lancfohitn and /-', I'l-nitsiilviuiicii, with 

 foliage and Iwigs pnhesceiil or glalivate and samara I'-.'' in. long with linear wing decnrrent 

 upon the seeddieariiig porlion one third to one fourth its length. 



THE FUmGE-TREES. Gexus CHIOXAXTHl'S L. 



Trees or small shrubs of two species one of the middle and southern United States and 

 the other of I 'hiiia. 



Jji'in-tx simple, deciduous. oi)|iosite, couduplicate in the hud. FJoirrrs: perfect or poly- 

 gamous, wliile. ill louse ilriin|iing paiiieles fniui the axlls of the leayes of the jireccding season; 

 calyx small. 4-parled. inferior, iiersistent ; corolla of 4 linear white jietals slightly united at 

 base; stamens 'J. inseried nn llie base (,f the cnridla. wath \ery slmrl (erete lilainenis and ii\ale 

 apiculate anthers; (i\ar\' icnid with slmrt eolnmnar style and tliiek llesliy I'dnbed si igma ; 

 ovules 2 in each cell, pendilluus. I'riiil an o\oid or oblong dril|ie tiiiiied wilh (he reninaiils of 

 the style, nearly blaek Ihiek skin. dr,\ish Hesh and usually 1 but sometimes - or '■', tliick-walled 

 crnstacooiis stones. 



The name is from two Greek words meaning x}iou--poirrr. 



For spccirs sec pp. -'/OO-'iOL 



THE FORESTIERA. Genus FORESTIERA Poir. (ADEEIA P. P,r.) 



Shrulis or small widedirancliing trees of about fifteen species nati\-es of America. Six or 

 S species are found in (he soiitbern riiited States, one of these only attaining the dignity of a 

 tree, and that ranging as far north as southern Illinois. 



7",rnrr',^' simple, cpiiosilc. deciduous or rarely evergreen, and usually small. Flinrrrs small 

 and nioslly poh-:;a nioiis. velluwish or greenish, dioecious, appearing before the lea\es m f'is- 

 cicles or raeeaii'.s frnni s.-ah- buds in the axils of the leaves of the previous year; c:il)\ nnh 

 very sliorl lube and l-."i inie(,iial lobes; corolla none or with 1 or 2 deciduous petals; sla ■ e .s 

 '>4Ayitli exirnrse .■miliers; ovarv ovoid, 2-celled, with slender style and thick usually 2-lobed 

 stigma and 2 pendiiloiis loailes in each cell. Fniit a drupe with 1 or 2 seeds with membranous 

 tesbi and llesli,\- aibiniien. , , • • 



The name is in riiiinilinieiit to JI, Forestier, a French vihysician. 



For sprcit'S see pp. .'i02--'i03. 



