SCHOMBURGK's GUIANA PLANTS. 107 



filamentis e squatnula ortis, antherarum loculis brevioribus, 

 ovulis adscendentibus. — Folia et habitus, fere A. pnh)Jlor(P, 

 et A. laxijiorcc. Folia saepius longiora. Racemi folio niulto 

 breviores. Bracteae et sepala pubescentia. Petala glabra. 

 Ovula in quaque placenta I — 2. Banks of the Rio Quitaro, 

 Schomburgk, n. 574. 



605. A. laxifora (sp. n.) ; ramulis hispidis, foliis subop- 

 positis rarius alternis ovali-oblongis acuminatis, obscure cre- 

 nato-serratis, racemis simplicibus laxis, pedicellis flores 

 sequantibus, filamentis basi squamulatis antherarum loculis 

 brevioribus, ovulis adscendentibus. — Frutex rarius divari- 

 catus. Folia pleraque bipollicaria, nonnunquain '2^ v. fere 

 3 poll, longa. Racemi folio longiores, rhachi tomentosa. 

 Pedicelli 2 lin. long!. Petala glabra. — Conohoria castaneae- 

 folia, Hook. Ic. PL i. t. 63. non St JUL — Banks of the Rupu- 

 noony, Schomburgk, «. 125. 



606. A. racemosa. Mart, in DC. Prodr. v. i. p. 313,— Rio 

 Negro, Schomburgk, n, 947. 



Gardner's n. 7, and Tweedie's n. 1248, both from Rio 

 Janeiro, are A. physiphora, Mart. — Gardner's n. 203, from 

 Rio, is the Brasilian form of A. Rinoreai perhaps different 

 from Aublet's plant. 



607. Sauvagesia elata (sp. n.) ; herbacea, erecta, foliis ob- 

 longo-lanceolatis utrinque angustatis obscure serratis, floribus 

 fasciculato-racemosis, sepalis ovali-oblongis seta terminatis, 

 petalis spathulatis calyce brevioribus, fills numerosis. — Spe- 

 cies magnitudine omnium partium distincta. Caulis, teste 

 Schomburgkio, herbaceus, in speciminibus sublignosus vide- 

 tur. Folia 3 — 4-pollicaria. Stipulse semipollicares v. lon- 

 giores, lanceolata?, profunde setaceo-pinnatifidae. Racemi 

 4 — 6-pollicares, ipsi apbylli, ad apices ramulorum v. in axillis 

 foliorum superiorum paniculam foliatam formantes. Pedi- 

 celli nunc solitarii, ssepius plures fasciculati, bracteolis seta- 

 ceo-multifidis pedicello brevioribus sufFulti. — Flores dimidio 

 fere majores quam in S, erecta, Petala angusta, fere ungui- 

 culata, decidua. Stamina persistentia, petaloidea petalis 

 parum breviora, filiformia apice clavata iis dimidio breviora, 



