DKAMIA 



ih 



'i 



213 



1. Deamia testudo (Karwinsky). 



Cereus testudo Karwinsky in Zuccarini, Abh. Bayer, Akad. Wiss. Munchen 2: 682 18^7 



Cereus pterogonus Lemane, Cact. Gen. Nov. Sp. 59. 1839 



Cereus pentapterus Otto in Salm-Dyck, Cact. Hort. Dyck. 1849. 221 i8so 



Cereus mtravallensis Weber, Bull. Mus. Hist. Nat. Paris 8: 459. 1902 



^elemcereus mtravallensis Biitton and Rose, Contr. U. S. Nat. Herb 12-431 



1909. 



Stems 



cm 



more 



panding into a broad throat nearly as long as the tube; inner perianth-segments linear-oblung 

 acuminate, 8 to lo cm. long; stamens numerous; style slender, long, 24 to 25 cm. long; stigma-lobes 

 linear, numerous; scales on ovary i mm. long or less; hairs on ovary and flower-tube brown i to -x 

 cm. long. ' "^ 



Type locality: Mexico 

 Distribution: Southen 



Mexico to Colombia 



Kakteen 



Flum 



penta genus 



Vellozo's plate, however, represents Cereus pernambucensis. 



This species, although described as Cereus testudo in 1837, has long been passing in 

 collections as Cereus pterogonus, a later name. It has a rather wide range and there is 

 considerable variation in stems and 



more 



flowers. It needs 



tion than it has yet received. 



Fig. 292. — Medicx^actus megalanthus. 



Fig. 293. — Deamia testudo. 



Illustrations: Bliihende Kakteen 3: pi. 150; Curtis's Bot. Mag. 89: pi. 5360, both as 

 Cereus pterogonus. 



Figure 293 is from a photograph taken by E. A. Goldman near Carrizal, Vera Cruz, 

 Mexico, in looi : figure 2qa shows branches from a plant sent from Costa Rica in loii. 



