VANDEX. 245 
9. CEonra macrostachya. 
GE. foliis loratis canaliculatis obtusis obliqu? bilobis, labello cucullato cu- 
neato sublacero bilobo cuspide intermedio obsoleto, calcare conico medio 
constricto. 
Epidendrum macrostachys. Thouars. Orch. t. 83. 
Beclardia macrostachya. 4. Rich. Orch. Maurit. p. 79. t. 11. f. 2. 
Hab. in Borbonia et Mauritio, Thouars, Neraud. 
3. Gonta brachystachya. 
Œ. subacaulis, foliis loratis apice obtusis leviter oblique emarginatis, 
racemo simplici paucifloro. 
Epidendrum brachystachyum. Thouars. Orch. t. 84. 
Beclardia brachystachya. 4. Richard. Orch. Maur, p. 80. 
Hab. in Mauritio, Thouars. 
CLXII. ANGRZECUM. 
Angrecum, Pet. Thouars Orch. Afr. passim. 
Aerobion. Spreng. Syst. 3.716. 
Perianthium patens. Sepala et petala subæqualia, libera. Labellum ses- 
sile, cum basi columnz continuum, carnosum, indivisum, petalis multd 
latius; calcare recto cornuto, sæpiùs subcylindraceo, perianthio multd 
longiore, raró obconico. Columna nana, subteres, raró elongata, semi- 
teres, Anthera 2-locularis, truncata. Pollinia 2, bipartibilia, caudiculA 
brevi angust4, glandulA triangulari. Epiphytz, caulescentes. Folia 
coriacea, ligulata, apice obliqua. Flores solitarii v. racemosi, albi, 
nunc citrini, v. herbacei. 
I am very slightly acquainted with the species of this genus, which 
requires a careful revision by some one in possession of the requisite 
materials. Asit is now limited, it seems to be perfectly natural; with the 
exception of the American species which perhaps do not belong to it. 
l. ANGrzcum eburneum. Thouars. Orch. Afr. t. 65. 
A. caule simplici, foliis coriaceis lucidis apice obliquis 7-striatis, spicis 
multifloris secundis, labello cordato subrotundo cuspidato basi jugo 
elevato cristato, calcare sepalo supremo parallelo ct dimidio longiore, 
ovario scabro. 
Limodorum eburneum. ** Bory Voyage 1.359. t. 19." Willd. Sp. Pl. 4.125. 
Angrecum eburneum. Ach. Rich. Orch. Maur. p. 71. Lindl. in Bot. Reg. t. 1522, 
Hab. in insulis Borbonia, ‘Thouars Madagascaria, Forbes. (v. v. c.) 
9. Ancracum superbum. Thouars. Orch. Afr. tt. 62, 63, 64. 
Aerobion superbum. Spreng. L c. 
Hab. in Madagascaria, Thouars. 
Mera videtur varietas precedentis, labello magis quadrato, nec aliter 
quantum video, diversa. 
3. Ancrzcum crassum, Thouars. Orch. Afr. tt. 70 et 21. 
A. foliis loratis apice obtusis oblique bilobis, racemis secundis horizonta- 
libus, sepalis petalisque minoribus acutis, labello ovato, calcare pendulo 
ovario breviore. 
Aerobion crassum. Spreng. l. c. 
Hab. in Madagascaria, Thouars. 
