584 €LXIX. ORCHIDEJE. [Vandec. 
formibus postice: integris antice ciliato-fimbriatis. Capsula . . .—Herba epiphytica, 
caulibus foliatis elongatis non pseudobulbosis. Folia disticha, patentia, oblonga, rigide 
coriacea, vaginis persistentibus: caulem fere obtegentibus. Pedunculi. laterales, longi- 
usculi, simplices. Flores speciosi, laxe racemosi, pedicellis brevibus. Bractem parvi. 
Species 1, insularum Masearensium incola. Tou. Orch. Iles Afr. t. 79, 80 (Angrecum). |. Hook. 
Journ. Bot. i. 45, t. 116. 
Genus 4ngreco affine quocum mediante 4. bicaudato, Lindl., conneetitur. 
905. €Eonia, Lindl. Bot. Reg. sub t. 817.—Sepala subswqualia, libera, erecto-patentia. 
Petala sepalis subsimilia. Labellum ad basin columm:ze sessile, basi in calear conicum v. 
obtusum productum, erectum ; lobi laterales dilatati, circa columnam convoluti, medius 
erecto-patens, integer v. divaricato-2-lobus, cum mucrone v. lobo lineari intermedio. 
Columna brevissima, lata, exalata, apoda ; clinand parum p liquum v. 
t t antice 92. latum v. 2-cuspidat Anthera terminalis, op laris, incum- 
bens, convexa, antice breviter acuminata v. 2-dentata, 2-locularis ; pollinia 2, ovoidea 
v. globosa, integra v. sulcato-2-loba, i diculata, anthera dehiscente  stipitib 
pp p 
filiformibus distinctis v. basi breviter connatis affixa, glandula unica. Capsula oblonga, 
erostris, costis parum prominulis.—Herbs epiphytics, caulibus foliatis brevibus v. 
longatis non pseudobulbosis. Folia disticha, coriacea, vaginis persistentibus caulem 
obtegentibus. "Pedunculi laterales, simplices. Flores racemosi, breviter pedicellati, 
mediocres v. majusculi. Bractes ovatw, persistentes. 
Species descripte 4 v. 5, insularum Mascarensium incole. Thou. Orch. Iles Afr. t..81 ad 84 
(Epidendrum). A. Rich. Orch. Iles Fr. e£. Bourb. t. 10, f. 2 (Angrecum), et t. 11, f. 2 (Beclardia). 
Ralf. et S. Moore in Bak. Fl. Maurit. 354, et Balf. Bot. Rodrig. t. 36 (Listrostachys). 
Genus ab 4ngreco affüinibusque facile disting perianthii forma, quare a Thouarsio ad Epiden- 
drum relatum fuit. Pollinarii stipites in omnibus speciebus a Thouarsio filiformes delineati, quales 
in (E. poly var. longifolie, Reichb. f., i imus. A. Rich. in (E, polystachia, pollinaria iis 
Angreci sesquipedalis similia delineavit, in speeimine nostro forme typicee jam delapsa sunt, sed 
labellum prorsus (Eonie lobis lateralib l omnino involventil 
9206. Mystacidium, Lindl. in Comp. Bot. Mag. ii. 205. (Aeranthus, Reichb. f.in Walp. 
Ann. vi. 899, excl. sp. Americanis, et in. Flora 1865, 190, non Lindl.)—Sepala subsequalia, 
libera, patentia. Petala sepalis subsimilia. Labellum basi column:e affixum, ima basi in 
calear longum tenue productum ; lobi laterales nune ovati erecti, nunc ssepius parum 
prominuli v. obsoleti; medius erectus v. patens, sepius ovatus, indivisus. Columna 
brevissima, lai it exalata, apoda ; clinandrium brevissimum, truncatum, antice 
interdum minute 2-dentatum.  Anthera t lis, opercularis, i b convexa, 
antice plus minus acuminata, basi 2-locularis; pollinia 2, globosa, interdum sulcata, 
cerea, inappendi anthera tipitibus 2 distinctis filiformi nunc apice 
clavatis v. brevissimis affixa ; glandula unica. Capsula . . .—Herbewe epiphyticz, non 
pseudobulbose, caulibus foliatis nunc brevibus nunc longiusculis rigidis. Folia disticha, 
sepius pauca, coriacea, patentia, interdum parva lateralit p Ibequitantia, rarius 
sub anthesi deficientia. Racemi axillares, sepius breves, interdum in pedunculo elongato 
simplices floribundi v. ad florem unieum subsessilem reducti. Flores swpius parvi, in 
racemo secundi v. quaq! i, calcare scepissi dente. Bracte:e parve. 
Tr - Ead t 
Species ad 20, Africz tropicze et australis incole. 
. n speciebus typicis eaulis brevis paueifoliatus, racemi breviter peduneulati floribundi, flores in 
M. filicorni, Lindl., affinibusque Harv. Thes. Cap. t. 173 ad 175 secundi, in M. fragrantissimo (Listro- 
stackyde, Reiehb. f.) affinibusque quaquaversi, caleare in omnibus undique tenui. 
GussoxtA, A. Rich. Orch. Iles Fr. et Bourb. 76, t. 11, f. 1, e& MicRocGLIA, Lindl. Gen. et Sp. Orch. 
60, sunt evidenter Mys/acidii species, 4ngreco aphyllo, Thou. Orch. Iles Afr. t. 18, valde affines, 
nisi conspecifieze, a. M? idis typicis vix differunt nisi caule sub anthesi aphyllo. 
Gomphocentrum, bene sectionem format caule rigido crasso, foliis longis rigidioribus, racemis 
