54 MK. H. N. EIDLET ON THE 



plant seems to be scattered about on the coast-line of Brazil, 

 from Babia to Eio de Janeiro. 



APETAL-E. 



NTCTAGIISE^. 



BoEKHAAViA DIFFUSA, Sw. Obs. p. 10.— B. pauiculata, i2/cA. in 

 Act. Soe. Hist. Nat. Par. i. p. 105 ; J. A. Schmidt in Mart. Fl. 

 Bras. xiv. 2. p. 369. 



A common weed in tbe garden, in waste places, and also on the 

 roads near Sanibaquicbaba and in tbe Sapate. Flowers bright 

 pink. Also on Eat Island. 



Distribution. Common all over the tropics. 



B. niRsuTA, WiUd. PJii/t. i. p. 23 ; J. A. Schmidt in Mart. Fl. 

 Bras. siv. 2. p. 370. 



Aspecimen gathered by Moseley during the ' Challenger ' Expe- 

 dition seems to belong rather to this species. It was probably 

 obtained in the village. 



PisoNiA Darwinit, Hemsl Voy. 'Chall.' Exped., Atlantic Isles, 

 p. 20, pi. xlvii. 



Tbis was described and figured from a poor specimen obtained 

 by Charles Darwin during the voyage of the 'Beagle;' but the 

 material obtained appears to bave been so bad that both the 

 description and figure are very misleading; tberefore I think it 

 will be more satisfactory to redescribe it. 



Erutes altus vel arbor parva, foliis nitide viridia ovata vel 

 ovata lanceolata acuta vel acuminata, superne glabra (sicca 

 nigra) subtus pubescentia, lamina 4-7 uncias longa, 2-4| uucias 

 lata, petiolo rigido unciali ; folia juvenilia cum ramis omnino 

 ferrugineo-pubescentia. Elores congesti in capitulis parvis in 

 apicibus ramis minimis, omniuo ferrugiueo-pubescentes. Peri- 

 antliium tubulosum, lobis 5 brevibus acutis. Stamina. . . . Eila- 

 menta gracilia brevia, perianthium non superantia. Antherse 

 rotundatse obtusse, albse. Stylus teres perianthio subsequalis, 

 stigmatibus capillaceis raniosis. Ovarium conicum. Eructus 

 dependens, oblongus, viridis, ^-uncialis, perianthio persistente 

 corouatus striatus ; sicca nigra. 



This shrub or small tree is very common all over tbe main 

 island. It attains a considerable size, and is conspicuous from 



