FLORA OF SOUTH AMERICA, 377 
Petala 5, linearia, estivatione valvata, marginibus supra 
medium inflexis crispis, infra medium intus  barbatis. 
Stamina 10, filamentis liberis basi cum petalis subcohe- 
rentibus. Ovarium oblongum, liberum, uniloculare. Ovula 
(37) minuta, ab apice placente erectw ovario lateraliter 
adherentis pendula. Stylus filiformis. Stigma capitato- 
trilobum, Species unica, P. olacoides. Frutex? habitu 
Olacis, glaberrimus. Folia alterna, ovato v. oblongo-lanceo- 
lata, acuminata, breviter petiolata, exstipulata, 3-4 poll. 
longa. Racemi axillares, breves, ramosi, pauciflori. Pedi- 
celli 2-3 lin-longi, singuli ad axillam bractez minute squami- 
formis, bracteis infimis paullo majoribus sterilibus approxi- 
matis. Corolle 3-lin. longe, extus glaberrime. 
778. Pogopetalum orbiculatum, (Benth. in Trans. Soc. Linn. 
Lond. v. 18, p. 685, t. 42,) foliis orbiculatis obtusis subtus 
ramulis floribusque albidis, petalis ovatis, ovario hispido.— 
Dry Savannahs, Rio Padawire, Schomburgk. : 
719. P. acuminatum, (Benth. l. c. p. 685,) foliis ovatis 
oblongisve longe acuminatis subtus vix pallidioribus pube 
rara hirtellis, ramulis floribusque leviter canescentibus, 
petalis ovali-oblongis, ovario glabro.—High banks of the 
Rio Negro, Schomburgk n. 970. 
The two following are additional species of Pogopetalum:— 
P. acutum, folis ovato-oblongis acuminatis subtus pube 
appressa canescentibus,ramulis floribusque tomentosis, petalis 
lineari-lanceolatis acutis revolutis intus dense lanatis, ovario 
hispido.— Folia 3-4-pollicaria v. in ramis vegetioribus duplo 
majora. Cyme dense. Flores primo intuitu iis Ximenie 
Similes. Petala longiora quam in precedentibus, intus den- 
Sissime lanata. Stamina petalis paullo breviora.— Cayenne, 
Martin. 3 : 
P. nitens, foliis ovato-oblongis ovatisve acuminatis subtus 
pube nitente incanis v. rufidulis, ramulis floribusque incanis, 
petalis ovali-oblongis apice inflexo parce lanatis, ovario 
Blabro.— Folia 3-4 poll. longa. Cyme laxe. Flores fere 
P. acuminati.—Province of Goyaz, Brazil, Gardner n. 3309, 
and probably in the same Province, Pohl, Rio Preto, in the 
