322 schomburgk's guiana plants. 



llfolia, Kunth, Linncsa, v. xiii. p. 699. — Massaroony on the 

 Essequibo, Schomhurgk, n. 1. 



689. A. (Caulobryon) guianensis (Klotzscb, n. sp.) ; caule 

 herbaceo bipedali sulcato glabro, foliis ovato-lanceolatis acu- 

 minatisglabriusculis triuncialibus margine evanescente hispi- 

 dis membranaceis pellucide glanduloso-punctatis laete viridi- 

 bus, spicis clavatis obtusis 4-linearibus pedunculo sparsim 

 bispido brevioribus, bracteis reniformibus pedicellatis reflexis 



glabris. {Klotzsch) Amongst rocks on the Rio Branco, 



Schombiirgkf n. 901. 



The following are the characters given by Dr Klotzsch to 

 the new subgenus of Artanthe, to which he has given the 

 name of Caulobryon^ derived from -/.aZXo;, a stem, and ^^vov^ a 

 catkm. 



Flores hermaphroditi, confertissime amentacei, bracteis 

 reniformibus pedicellatis reflexis sufFulti. Stamina 2, brevi- 

 ter pedicellata ; antberje magnse, biloculares, loculis opposi- 

 tis per rimam longitudinalem verticaliter dehiscentibus. 

 Germina atra, ovoidea, minutissima, sessilia, unilocularia. 

 Stigmata tria, erecta, sessilia. — Herbffi Americse meridionalis, 

 facie PeperomicB, pedales aut sesquipedales, foliis alternis, 

 petiolatis, membranaceis, venosis, nervo medio crasso oppo- 

 site interdum alternos ramos emittente, basi equalibus, peti- 

 olis slipulaceo-alatis, stipulis persistentibus. Amenta brevia, 

 cylindrica, longe pedunculata, oppositifolia. 



690. A. (Caulobryon) Schomburgkii (Klotzsch, n. sp.) ; 

 caule herbaceo sesquipedali leviter striato glabro, foliis 

 cvato-lanceolatis apice attenuatis mucronatis 4-uncialibus 

 basi subcordatis utrinque glabris margine hispidulis mem- 

 branaceis glanduloso-punctatis saturate viridibus,petiolispube- 



rulis, spicis clavatis breviter apiculatis 8-linearibus pedunculo 

 pubescenti-hispido brevioribus, bracteis parvis orbicularibus 

 pedicellatis glabris. (A7o^z5c/i).— Currassawaka, Schomburgki 

 n. 696. 



691. A. (Caulobryon) ohlongifolia (Klotzsch, n. sp.) ; caule 

 herbaceo striato glabro, foliis oblongis utrinque glabris basi 

 apiceque attenuatis 3— 4-uncialibus glanduloso-punctatis 



