OF ARTS AND SCIENCES. 129 



trijugis cum impari, foliolis subdentatis ; umbellis racemisve compositis 

 paniculatis laxifloris. 



" 1. Reynoldsia Sandwicensis (sp. nov.) : foliolis subcordatis ; 

 corolla clausa oblonga: stigmate 8- 10-radiato : drupa 8- 10-pyrena. 

 — Sandwich Islands, 



" 2. Reynoldsia pleiosperma (sp. nov.) : foliolis ovatis seu lan- 

 ceolato-oblongis ; corolla clausa conica vel ovoidea; stigmate 15- 18- 

 radiato ; drupa 15- 18-pyrena. — Samoan Islands. 



" TETRAPLASANDRA, Nov. Gen. Araliacearum. 



" Flores polygami ? Calyx tubo hemisphaerico cum ovario connate ; 

 limbo brevissimo truncato vix denticulate. Petala 7-8, epigyna, 

 valvata, leviter calyptratim cohserentia, caduca. Stamina cum petalis 

 inserta, iisdem numero quadrupla, nempe 28 v. 32, uniseriata : fila- 

 menta brevia : antherse oblongae, subsagittatse. Ovarium 7-10- 

 loculare : stylus nuilus : stigma indivisum, obsolete 7 - 10-radiatum, 

 stylopodio brevi conico impositum. Ovula in loculis solitaria, sus- 

 pensa, anatropa. Drupa baccata, 8 -10-pyrena; pyrenis coriaceis. 

 (Embryo baud visus.) — Arbor procera, inermis ; foliis exstipulatis 

 pinnatis 5 - 7-foliolatis subtus incanis ; umbellis decompositis pa- 

 niculatis. 



" Tetraplasandra Hawaiensis. — Hawaii, Sandwich Islands. 



" PLERANDRA, Nov. Gen. Araliacearum. 



" Flores polygamo-monoici vel dioici ? Masc. Calyx tubo turbinate 

 cum ovario connate ; limbo brevissimo post anthesin repando-undulato. 

 Petala 4 .? epigyna, oblonga, asstivatione valvata, mox decidua. 

 Stamina indefinita, epigyna, pluriserialia : filamenta filifermia : antheras 

 oblongce. Ovarium 14 - 15-loculare ; ovula in loculiis solitaria, parva, 

 suspensa, saBpius abertiva vel nulla. Stigma truncatum, obsolete 

 multiradiatum, stylopodio conico impositum. Fcem. igneti. — Arbor 

 20-pedalis, macrephylla ; foliis digitatis 9-foliolatis ; umbellis com- 

 positis. 



" Plerandra Pickeringii. — Feejee Islands." 



VOL. III. 17 



