(BTM 2) 
EpirepHytitum Russetuianum. THe Duke 
oF Breprorp’s EpirpHyLLUM. 
KEKE EEK ERE EK KEEEER EER EEE 
Class and Order. 
IcosanpRIA Monoeynia. 
( Nat. Ord.—Cacrez. ) 
| Generic Character. 
Sepala calyciformia, ovario nudo adnata, exteriora bre- 
via, media longiora reflexa, intima petaliformia in tubum 
concreta, orificio obliquo (vel equali). Stamina filiformia 
(circa 100) medio breviora receptaculo, exteriora longiora 
tubo affixa, limbo multolongiora. Stylus filiformis, stigma- 
tibus paucis, vix expansis. Bacca et germinatio ignote.— 
Frutices carnosi articulati, articulis alatis subtruncatis, sub- 
imermibus, apice tomentoso interdum spinuloso, ramosis et 
floriferis. Flores speciosi hiemales, forma singulari. Recep- 
taculum pyriforme in sepala 8 vera brevia imbricata virenti- 
rubella abiens ; sequuntur sepala 5 vivide colorata, petali- 
formia, reflexa, tubi basi affixa. Orificium tubi obliquum, 
(vel equale) ex 9 petalis compositum, quorum 4 suprema 
suberecta, 5 inferiora maxime reflexa. Pfeiff. 
Specific Character and Synonym. 
Epreuytium Russellianum; suberectum, articulis obovatis 
truncatis utrinque obtusissime 1-dentatis dentibus fas- 
ciculatim pilosis, corolla petalis equaliter patentibus, 
ovario 4- (5) alato, staminibus seriei interioris basi 
monadelphis. 
Cereus Russellianus. Gardner MSS. 
This beautiful species of Eprpayzitum is common on the 
stems of trees, and occasionally upon rocks on the Organ 
Mountains of Brazil. Its nearest affinity is to Erienytitum 
truncatum, that favorite ornament of our stoves, the habit 
and 
VOL, XIII. c 
