liAXDBf)nK OF TrbES OF THE NoHTIlFEN iStATES AND C'aNAUA. -iotj 



THE TULIP-TREES, (^enus LIRIODENDRON L. 



Ti-ci's of Iw.) sii.M-ies, .JIM' of oxli ]isi\(' ilisUilnit ion Ihroimliuut liir casteru states of Noi'th 

 America and tlir oihi'i- in .I'lilral Cliiua. Tlit'j- aw tive.s with deeply fiiri-oweil Ijj-own Liai'l; 

 and furtliei- i-liar;iiti'rized as fcdlows : 



Lriirrs ir.,ui-\('il in tlie l)nd and Lent down so tliat (lie apex points to tlie base of (lie 

 bud, aUeiaiate. deciduous, liaiiicate, snbciu-date oi- sonicwliat wedge-sliaiied at base, tianicatc 

 01- with a wide sinus at apex, with 4 piunted lobes I oc<asi(uiall,\' with L' or r, lobes I ; stijinlcs 

 formed b,\- tlie acei',. scent sialcs of the laterall.\- compressed obtuse buds icuned at the edscs, 

 strap-shaped and lardily deciduous. I'lmirrs appearing aflcr the unfoiding of the leaves! 

 conspicinuis, (ai|cshapi'd, s(Hiiewlint I'ramanl ; sepals three, spreadins; or reflexed, concave, 

 sreenish wdiite and .aid.v deciduous; indals C, in 2 rows, crei-t, fallins early; stamens with 

 hlameuts uIhuU • :, as loni;- as the linear 2-ccllcd extrorsc anthers; pistils (doselv massed 

 to.tiether .01 the eloii-ateil receptacle; tiattcned. with wide style, stigmatic at the acuminate 

 recurved ;ipex ; oMiles -2. suspmided fioiu tie venlral suture. Fruit a narrow erect li^lit 

 brown cone, consisi in-- of the Ihittcned saiuara^-like indidiiscent 4-ribbed cai pids whiidi separate 

 from the axis when ripe; seeds usuall,\- li. suspiaiilcd in tiie small (/avily at the base of the 

 samara; cinljiyo minute at (he base of fleshy albunieu. 



The name is from two (ireidc words meanin,5 lili/ or tidiii and tree. 



Fur xiiri'irx srr pji. :> 1 Jf-J } .'/ . 



CUSTARD-APPLE FAMILY. ANONACE.^I. 



TiT'cs lU'id shrubs of alunil lifty .uvnrra and Ih'i^ liundnMl and fifty s]>pciefi. with .^pnerally 



ai'omatir ]a-o[j(:'rti(.'s and mainly of tlie ti'Dtdral and snbtroitiral i-p;;ions of I)ntli the ( Hd W..iidd 



and tliL' Xl'W. Tw(» ,i;x-^nera only are rt'iiresented in Xoidli Aniprica. one in soutliprn Florida 



and Lhr \\'<.'St Indies and the other in tlic eastern stntt's. 



J. < 'I res decidnons. altHrn.-i I '■. entire, iictinlate. pinna tely- wined, <'ondnij!ienti-' in the hnd, 

 without stipules. J-'ioircf.s solitajy, perfei't and mostly axillai'v : seitals Ihreo. \al\'ate in tlie 

 bud : petals six in two series : stamens nunierous on an elevated rounded recepta(de with very 

 short filaments and 2-eelled introrse. antljers aduate to the thick fleshy truneate connective ; 

 pistils few on the summit of the reee])tacle; ovary 1-celled, eontainin.t^ from one to many 

 anat]-o]nui< nvules. Fruit (h'sliy. liai-cati', formed hy the I'ipcnin.Lr of 1he sin.ii'le or several 

 united pistils; seed inclosed in nn aril, lar^e. analrn])ous. willi Ihin lustrous brown crustaceous 

 coat and minute einbi-yo at rlie base of launinate albumen. 



THE PAPAWS. Genus ASIMIXA Adanson. 



Small trees or shrubs emitting an nnpleasant odor when bruised and confiued to eastern 

 North America. Six or seven species are kno\yn, of whicli all are sliruliby and confined to 

 the South Atlantic and Gwlt states except one, whicli is a siiiall tree entitled to consideration 

 here and the only representative of the Custard Apph' Family extendin,? far outside (he tropics. 



Lcuvi/x membranaceous. FIoirii-K mostly from the axils of the leaves of the jnevious 

 season, nodding, pedunculate, of a pnriilish color and disagreeable odor; sepals green, ovate, 

 smaller than the p(d";ils, concaye and early deciduous; petals six, imbricated in the bud, 

 acc]-escent, hypogcnous prominently reticulated, the three outer petals alternate with the 

 sepals, s]ireading and larger than tlie three inner wdiich are opposite the sepals and erect; 

 stamei'js elosid.N iiiassed together, anther-cells sejiarate on the connective; pistils few from 

 the summit of' the rei-eidacle, with st\les slightl.\" recurved and stigmatic on the inner side 

 above; ovules several, horiziuital, in t\yo ranks on the venti'al suture. Fruit baccate, oval 

 or oblong, smooth ; seeds compressed and with large hilum at base. 



The name Asiniina is Latinized from the Indian name, uxiiiiin, of the Papaw. 

 For Sjiccics ^cc pp. 216—211. 



LAUREL FAMILY. LAURACE^. 



Aromatic trees and shrubs of about forty genera ami nine hundred species of wide 

 distribution throughout the trojucal and a few in the temperate zones. Six genera, of which 

 two are shrubby, are represented in North America, one on the Pacific slope and three in 

 the Atlantic states. 



/jriir.'.K aKeruate. simple, pellucid-punctate, usually thick, without stipules. Florrrrs 

 small re<'nlar vellowish green, perfect, pioh-gamous, difficious or moncecious, usually fragrant, 

 calyx' 4-(r-iiartcd (he sepals imbricated in the bud in two series; corolla none; stamens Kl-li;. 

 dktinct and insertcl on the base of the calyx in three or four series of three each, those of 

 the fourth series slerile; anthers 4-cened opening b\- uplifted valves; ovary superior, l-,.ellei], 



