i 



4 





SELENICHRIvUS. 



199 



coniflorus (W 



Cereus coniflorus Weingart, Monatsschr. Kaktceuk. 14: 118. 1904. 

 Cereus nyclicalus armatus Schumann, Gesamtb. Kakteen 147 1897 

 Selenicereus pringlei Rose, Contr. U. S. Nat. Herb. 12: 431. 

 Cereus jalapaensis Vaupel, Monatsschr. Kakteenk. 23: 26. 



909 



1909. 

 1913. 



ly 



green 



ribs, 5 or 6-ribbed; intervals between the ribs either depressed or shallow; margins of the ribs slightly 



wavy 



,,v.v^ .V. ^^.^^^^^j r^^xy^^^j ^ opine;:) d^ii^uidi, |jaic yciiuw, LUC Tauiais 4 to o, witn I central, porrect, i 

 to 1,5 cm. long; bristles from the lower part of areoles, 2, reflexed; buds globular, covered with white 



segment 



lemon -yellow; inner perianth-segments pure white, apiculate; filaments greenish; style much shorter 



stigma-lobes greenish 



linear, reddish, their axils bearing white hairs and spines; fruit globose, about 6 cm. in diameter. 



Type locality: Not cited; based on cultivated plants. 

 Distribution: Eastern Mexico, especially Vera Cruz. 

 This is a vigorous climbing vine, flowering freely in cultivation, 

 collections as Cereus nycticalus armatus. Living material was colle- 



It is often known in 



Mexico 



ndiflorus, to be manufactured into medicine 



Illustration: Schumann, Gesamtb. Kakteen f. 35, as Cereus 

 Plate XXXV is from a olant collected bv Dr. Rose in Mexico 



New York Botanical Garden, May 



Figure 273 shows a joint and figure 274 



Department 



hondurensis 



1909. 



Cereus hondurensis Schumann in Weingart, Monatsschr. Kakteenk. 14: 147. 1904. 



green 



to 10, low; areoles 6 to 10 mm. apart; spines rather short, 5 to 7 mm. long, but acicular, usually sur- 

 rounded by numerous much longer white hairs or bristles, especially conspicuous on young branches; 

 flowers 20 cm. long or more; outermost perianth-segments brownish and linear, the outer ones linear 

 and acuminate, yellow; inner perianth-segments pure white, 10 cm. long, 10 to 15 mm. broad; scales 

 on ovary and flower-tube linear, bearing numerous long bristly hairs in their axils; fruit not known. 



Type locality: Honduras. 



Distribution: Honduras and Guatemala. 



Pic. 275.— Tip of branch of Selenicereus hondurensis. Natural size 



. ,--.^ 



