NO. I BROMELIACEAE OF BRAZIL — SMITH 179 



3. Sepals narrowly triangular, acuminate, 30 mm. long; leaf-blades densely 



serrulate, 30 cm. long 2. O. navioides 



2. Leaf-blades narrowly triangular, 11-15 mm. wide, 3-6 cm. long; sepals 



narrowly triangular, spinose-acuminate, 14 mm. long 3. O. saxicola 



I. Scape evident, well developed. 

 4. Inflorescence short and compact. 



5. Flowers fasciculate; inflorescence capitiform. 

 6. Primary bracts lanceolate without distinction between sheath and 

 blade; sepals narrowly triangular, spinose-acuminate, 14 mm. long, 



entire, glabrous or subglabrous 3. O. saxicola 



6. Primary bracts with a large ovate sheath and narrowly triangular 

 caudate-acuminate blade ; sepals oblong, acute, 17-20 mm. long, 

 mucronate, serrulate, densely white-lanate apically. 



4. O. mello-barretoi 

 5. Flowers spicate ; inflorescence digitate ; floral bracts straight ; sepals 

 12 mm. long; the posterior ones very broadly alate. (Fig. 83.) 



5. O. rubrum 

 4. Inflorescence elongate, lax at least toward the base. 

 7. Scape-bracts lanceolate, abruptly acuminate; sepals 10 mm. long. 

 8. Leaf-spines 8 mm. long ; sepals lanate toward the apex. 



6. O. leprosum 



8. Leaf-spines 2 mm. long ; sepals and all the remainder of the inflores- 



cence glabrous 7. O. glabrum 



7. Scape-bracts linear-triangular, long-caudate. 



9. Upper primary bracts with elongate blades; sepals 16-17 nim. long. 



8. O. foliosum 



9. Upper primary bracts with short blades or without distinct blades, 



scarcely more than twice as long as the spikes. 



10. Leaf-scales wholly appressed; inflorescence dense for about half 



its length; sepals 15 mm. long. (Fig. 84.).. 9. O. maracasense 



ID. Leaf-scales spreading and crisped ; inflorescence lax for more than 



three-fourths of its length; sepals 11 mm. long. (Fig. 85.) 



10. O. disjunctum 



1. Orthophytum amoenum (Ule) L. B. Smith, p. 33. 



Sincoraea amoena Ule, Bot. Jahrb. 42: 191, fig. i A-F. 1908, 

 BaIa: Serra do Sincora, Ule 7106 (B, type). 



2. Orthophytum navioides (L. B. Smith) L. B. Smith, p. 34. 



Cryptanthopsis navioides L. B. Smith, Contr. Gray Herb. 129:31, pi. 3, 

 figs. 4-6. 1940. 

 BaIa: Jacobina, Foster 90 (GH, type; R, US). 



3. Orthophytum saxicola (Ule) L. B. Smith, p. 34. 



Cryptanthopsis saxicola Ule, Bot. Jahrb. 42: 193, fig. i G-K. 1908. 

 BaIa: Maracas, Foster 2471-A (US); Ule 7031 (B, type). Salvador to 

 Milagres, Foster 2441 (US). 



4. Orthophytum mello-barretoi L. B. Smith, Bol. Mus. Nac. Rio de Janeiro 



nov. ser. no. 15 : 2, pi. i, figs. c-e. 1952. 

 MiNAS Gerais: Mun. Jaboticatubas : Serra do Cipo, Foster 631 (GH) ; Melo 

 Barreto 2121 (R, type; US) ; Fires & Black 2719 (IAN). Palacio, Serra 

 do Cipo, km. 127, Melo Barreto 7665 (R). 



