( 3598 ) 
Cereus ACKERMANNI. ACKERMANN’S 
Mexican CEREUS. 
KKK KM MME EEK EERE E 
Class and Order. 
IcosanpriA Monoeynia. 
( Nat. Ord.—Cacrex. ) 
Generic Character. 
Sepala numerosissima imbricata basi ovario adnata, in 
tubum elongatum concreta, exteriora breviora calycinalia, 
media longiora colorata, intima petaliformia. Stam.nume- _ 
rosissima cum tubo concreta. Stylus filiformis apice multi- 
fidus. Bacca sepalorum reliquiis areolata tuberculosa aut 
squamata. Cotyledones nulla ?—Frutices carnosi elongatt 
axi ligneo interne medullifero donat, angulis verticalibus 
spinarum fasciculos gerentibus regulariter sulcatt. Anguli 
seu ale nunc plurime, nunc paucissime, Trarws duce tantum 
et tunc rami compresso-alati. Flores ampli e spinarum fas- 
ciculis aut crenis angulorum orti. 
Specific Character and Synonyms. 
Cereus (Phyllanthus) Ackermannt ; ramis compressissimo- 
alatis foliiformibus, sinuato-lobatis, floribus maxims 
coccineis ad crenas ramorum sessilibus, tubo petalis 
acutissimis ter breviore, antheris stigmatibusque rosels. 
Cereus Ackermanni. Lindl. Bot. Reg. t. 1331. : 
Cereus oxypetalus? De Cand. Prodr. v. 3. p. 470. Ejusd. 
Rev, de la fam. des Cact. p. 60. t. 14. 
Mr. Murray received this truly splendid plant from Mr. 
Hircuin, with the remark, that it was raised from seeds 
which came direct from Mexico : thus confirming the state- 
ment of Mr. Tare, with regard to its native country (as 
given in the Bot. Register) which had been called in ques- 
tion. An opinion seemed to prevail, that it was a se ling 
hybrid : 
VOL. XI. K 
