PT)LY\XDKIA. PJLYGryiA* 19 



Lar^e trees; leaves ill L.Tub'p/fcra, 3-lobed, with tlie cen- 

 tral lobf truncated; stipules similar to those ofthe preced- 

 ing' genus; flou'ers l:ii".<e, soli'.ary, teriiiinal^ subcainpanu- 

 late; s'i.amina about 36 disposed ma simple series, burstii'.g- 

 cxterr.ally. 



Species. 1. L. '/"///i/^Z/t/'fl.— Of thrs j^enus there are ^ 

 other species in China and 1 in the mountains of Ambcina. 



?31. PORCELIA. Persooiu (Fapaw.) 



Cdllx S-Ic'ave<]. Vctals 6. Stigmas sessile-, 

 oMuse. Bzrrks (^\ or more) iar.^-e, cylindric or 

 ovate, many seeded. Seeds ariilate, attached 

 t'j tlic internal suture. 



Low shrubs orsmall trees witli alternate entire decidu- 

 ous or rarely sempervirent leaves, destitute of stipules; 

 flowers axdlary, solitary, mostly brownish, arising' from 

 t]>e asills of the leaves of the preceding- year; germs nujne- 

 rous, rarely more than 2 or 3 fertile; fntit often saccharine 

 and pulp\-, oblonij-cylindric, green before maturity; seeds 

 kirge, elliptic, compressed. 



Species. 1. P, triloba. (Common Fapaw.) Ods. Ex- 

 terlor petals larojer, interior scattered with r-ug-ose callo- 

 sities. Scumina seated upon a sphei-iciil receptacle; fila- 

 ments and anthers united, 2-ceiied, filaments terminated 

 by a small glunduious clypeus. Siigmas sessile, rounJ^ 

 about 8. 2. parv/Jora. 3. pii^rnxa. Obs. Younger stems 

 brown and tomentose; leaves sempervirent, coriaceous 

 and smooth, about a span long- a id scarcely an fnch 

 wide, every where conspicuously and rcticulately veined; 

 Sowers large and brown, peduncles b.bi-acteate, arising 

 from the persistent leaves of tliC preceding year. Leaves 

 longer tlian the whole stem. 4. ^■randj/'u'-a. Lea\es de- 

 c duous,cuneate-obovate, obtuse, on either side as well as 

 tiie younger branches ferruirinously tomentose; exterior 

 i^Qtals vei-y large, obovate, interior oblong. — A very low 

 fchrub with whitisli flo-vvers equal to those of Magnolia 

 glauca; older branches sniootli. 



A North American genus, with the exception of a sln« 

 gle species in Peru. 



582. ATUAGENE. L. 



Ca^ix none.. Corolla double; petals numerou.sj 

 exterior ones larg^er. Seeds caudate, cauda pi- 

 lose. 



