BRAZILIAN REGIONS. 



65 



Olyra (No. 1). 



Panicum (No. 38). Also, a second and several additional species. 

 Orthopogon ? (No. 3). 



(Stenotaplirum ? No. 1); Rottboella of authors. Maritime ; thinly scattered, and almost 



the only grass on the sands of the sea-shore. 

 Cynodou dactylon ? (compare Polynesian Groups, New Zealand, Australia, Hindostan, 



and Upper Egypt.). 

 Chloris ? (No. 8). 



Gren. Bambusa-like (No. 1). The stem brittle and weak, giving out a whorl of branchlets 

 at each joint, and ascending high above the tops of the tallest trees. Frequent 

 throughout the forest, to the elevation of 500(J feet on the crest of the Organ Moun- 

 tains, visited from the residence of Padre Luiz. 



(No. 2) ; a second species. Frequent. 



Gen. BambusetC? (No. 1). A climbing, strong-stemmed, reedy grass, tangling the under- 

 growth in abandoned clearings. Troublesome in various localities, especially on the 

 crest of the Organ Mountains, near the residence of Padre Luiz. 



Salvinia (No. 1). The floating tufts frequent on the surface of the Estrella estuary. 



(No. 2) ; apparently a second species. The floating tufts interspersed among those 



of the preceding species in the Estrella estuary. 



Azolla (compare No. 2 California). Abundantly floating on the surface of pools. 



Psilotum ? (compare Paumotu Coral-archipelago to Feejee Islands and Zanzibar). 



Lycopodium (No. 47). Somewhat dendroidal, or like a very young Juniperus. 



(No. 48). Resembling our L. Carolinianum. In small Sphagnous bogs among 



the Organ Mountains, on the Piedade road. 



(No. 49). Resembling L. apodum. Also, a fourth and other additional species. 



Ophioglossum (No. 5). 



Marattia (No. 2). 



Dicksonia (No. 24). 



(No. 25). A tree fern ; yet seeming a congener of our D. pilosiuscula. 



Acrostichum aureum, (bis No. 2 Taheiti to Feejee Islands, Mindanao, and Zanzibar). 



Growing in large tufts among the mangrove swamps along the Estrella estuary. 

 Polybotrya (No. 5). 



(No. 6) ; a second species. 



(No. 7) ; a third species. 



(No. 8) ; a fourth species. Scandent? 



Gymnogramma (No. 2). 



Mariscus (No. 6. Whether indigenous, or otherwise, not recorded). 



Kyllingia (monocephala ? ; compare Peru, Polynesian Groups, East Indies, and St. He- 

 lena). Inconspicuous, but rather frequent. 



Oryza sativa, (bis Luzon to Hindostan and Zanzibar) ; rice. Sparingly cultivated, once 

 only met with. 



(Panicum frumentaceum ?). A kind of grass was spoken of as cultivated; bearing the 

 name of " Guinea grass," and said to have been brought from Africa. 



Saccharum officinale, (bis Metia and the Hawaiian Islands to Hindostan and Zanzibar); 

 the sugar cane. Very sparingly cultivated. 



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