72 
*,* Lip slightly lobed. 
27. E. tenue (Lindl. in Hook. Journ. 8. 88) ; foliis distichis 
linearibus acuminatis oblique emarginatis, racemis acutis 
angustis simplicissimis (nunc casu quodam bifidis multi- 
floris (10-20), bracteis ovatis acutis rigidis cucullatis 
pedicello longioribus, floribus erectis membranaceis, se- 
palis linearibus obtusis, petalis filiformibus, labello sessili 
ovato acuto concavo utrinque 1-dentato: venis baseos 
elevatis.—— Brazil.—— 
28. E. filicaule (Lindl. Gen. & Sp. Orch. no. 23) ; caule 
gracili ramosissimo, folis linearibus acutis, sepalis cu- 
neato-oblongis acutis petalisque filiformibus patentibus, 
labello subrotundo cordato retuso repando, spicis termi- 
nalibus 3-floris, rachi capillari.—— Brazil. —— Flowers 
small, with three elevated lines at the base of the lip. 
29. E. scriptum (Richard & Galeotti in Ann. Sc. 3 ser. 3. 22); 
* caule tereti; fol. elliptico-oblongis acutis; flor. viri- 
dulis, racemo simplici terminali: labello adnato obsoleto 
trilobo albo, lineis purpureis scripto.”—— Mezico.—— 
80. E. longipetalum (Richard & Galeotti in Ann. Sc. 8 ser. 
8. 99. Orch. Mex. ined. t. 17); “caule compresso 
diphyllo; fol. approximatis lato-ellipticis subacutis : flor. 
pallide roseis : racemis paucifloris scapum pedalum ter- 
minantibus: sepalis internis linearibus externa duplo 
superantibus : labello cordato obsolete trilobo."—— 
Mexico. —— 
81. E. smaragdinum (Lindl. in Bot. Reg. 1838. misc, 44) ; 
caule gracili ad fastigium ipsum folioso, foliis lineari- 
lanceolatis acuminatis subdistichis, spicá terminali pauci- 
flora rigidä nutante foliis breviore, bracteis acuminatis 
squarrosis ovarie ventricoso cuniculato brevioribus, se- 
palis lineari-oblongis acutissimis, petalis angustissimis 
acuminatis, labello cuneato cordato carnoso apice triden- 
tato basi bicalloso : laciniis æquilongis lateralibus rotun- 
dato-truncatis intermedia acuta decurvá.—— Demerara. 
——A species closely allied to E. orchidiflorum, with 
small bright green flowers of no beauty whatever, and 
hardly distinguishable from the leaves. ` : 
*%* Lip distinctly three-lobed. 
32. E. acuminatum (Fl. Peruv. Syst. 948. L. no. 31); 
“foliis lanceolato-linearibus, racemo terminali, labello 
