ACACALLIS. 
SEPALA a petaloidea ; lateralibus basi ima levissimé 
producté conn: 
a sbaitlin basi subobliqua. 
unguiculatum, sepalis longius, petaloideum ; 
kgpodliio (un 1e) lineari, apice saccato, margine lobato ; 
mesochilio brevi, & facie sacci, 3-corni ; —— transverso, basi 
concavo, juxta mesochilium verticaliter plicat 
Cotumna brevis, subteres, anticé argon cum labello 
continua, apice alata ; stigma subrotundum, in marginem inferi- 
orem bicallosum, superiore 3-partito, leis ae brevibus 
forcipatis intermedia (rostello) subulat 
OLLINIA eel ip feiatinallats biloba, emaciata, forté 
casu quodam) ; culd rhombed; glandulé parva, subrotunda. 
Herba mlokiia Americe tropice, pseudobulbosa. Folia 
nervosa. Racemi erecti, pauciflori. Flores speciosi. 
Allied to Huntleya, Warrea, &c., but clearly cam a — long 
narrow hypochil, with a deep bag at t the _ surr e-lobed 
reflexed border, and furnished in front with three p acer eS arising 
from the very base of the mesochil at its — with the hypochil and just 
d base of il. Mr. H. G. Rei 
above the concave ribbe of the epichi chenbach’s 
PaRraDISANTHUS, with which I am unac cunatek, would seem to be alsoa 
genus 
1. A. cyanea. 
Wild in Braztt; Barra of Rio Ne = oe on trees by forest 
streams; July, 1851; Steg SP (v. 8. sp.) 
Th a very fine — ag _ habit of a Maxillaria of the mose 
Mr Sore a0 with a as those of Odontoglossum Poscetores 
Mr. th 
is ight «bis pple ith pale veins ; back and wings of column streaked 
Lapeer the blue of the Pre r is almost perfectly pure. The 
ong, Wi uc 
i ricco e pseudobulb is ovate, and one-leaved. 
‘ecinding the close five-flowered raceme, is about a foot long. 
Sepala et petala subrotunda, apiculata, basi cuneata. Hy- 
chilii saccus margine acuté 5-dentato auctus ; mesoc pro 
cessus recti, subulati ; epichilium transversum, subtrilobum, seit. 
atum, basi laté “cuneatum, concavum, lobo medio minuto 
acuminato integerrimo. Column ale membranacee, quadrate. 
Clinandrium dorso cornutum. Anthera membranacea, ecristata. 
Fes. 19, 1853. 
