46 THE CACTACEAE. 



yellow or yellowish brown, with darker bases; upper areoles on one side of the 

 tufts of whitish wool 5 to 7 cm. long, often as long as the spines or longer; flow( 

 7 cm. long; tube obconic with a spreading limb, 6 to 7 cm. broad, slightly purple 

 scales on ovary and flower-tube few, small, acute; 

 inner perianth-segments waxy, rigid, white, 1.5 to 



+ 



the plant with large 

 flowers greenish, 6 to 



a little glaucous ; 



-J 



2 cm. long; »._,._ 

 about two-thirds as 



diameter. 



^.^ ^ „axy, ngia, wnite, 1.5 to 



style white; fruit depressed-globose, 

 „j long as thick, about 4 cm. in 



^ - 



t-^ 



-3 



^ \ 



J %, 



V 



v:^ 



1 ' 



KiG. 66. — Cephalocereus barbadensis 



Fig. 67. — Cephalocereus millspaiighii. 



r n 



Type locality: Cave Cay, Exuma Chain, 



Bahamas. 



Distribution: Bahamas; Cays of northern 



Cuba. 



Figure 67 is from a photograph, taken by 

 Marshall A. Howe in 1907 on the island Mari- 

 guana, Bahamas; figure 68 represents the fruit 

 of the type specimen. 



^1, 



27. Cephalocereus swartzii (Grisebach) Britten and 



Rose, Contr. U. S. Nat. Herb. 12: 420. 1909. 



^J - 1 



- I 



^ ■- 





-;- 



68 



69 



Fig. 68. 



Cere us swartzii Grisehsich, Fl. Brit. W. lud. 301. i860. ^^^' ^^' 



Lruit of Cephalocereus millspaiighii. 

 Flower of Cephalocereus royenii. X0.7. 



X0.7 



T J 



f- 



' ^■ 



^- L 



1 all, 2 to 7 meters high, often simple ; branches obtuse at apex; ribs lo, obtuse, strongly indented 

 between the areoles; spines 8 to lo, or in young plants 20 or more from an areole, the longer ones 2.5 

 cm. long, slightly spreading; flowers pinkish to greenish yellow, sometimes borne on all the ribs. 



^ '■■■ 



'•.^ 



with 



. •'- — ^" — ^-c*..*v,Axx.o, v^uiiv^uiiu-cu. wiuu iiicibbeij ui wnue nair ana long uhsli^-^* 



perianth 5 to 6 cm. long, the inner perianth-segments obtuse; fruit depressed-globose, 3 cm. in 



:* 



'i 



diameter, perhaps larger. 



pe locality: J 



Ccpl 



Jamaica 



has frequently been confused with Lcmaircoccrcus hystrix, 

 a hedge plant along the country roads about Kingst 



the dry southern portions of Jamaica 



J 



J ^'^ 



common 



_ ^ 



V 



