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- EPIDENDRUM umbellatum. 
Umbel'd Epidendrum. 
' GYNANDRIA MONANDRIA. 
-EPIDENDRUM. Supra fols. 17, 67. 
E. umbellatum, caule simplici, foliis oblongis subemarginatis, floribys ia 
sinu folii terminalis, confertis, lamina labelli triloba, lobo. intermedig 
- emarginato. Swartzin Nov. act. ups. 6. 68. oh 
Epidendrum umbellatum, — Swartz prod. 121. Fl. ind. occid, 3. 15014 
Willd. sp. pl. 4.117. Hort. Kew. ed. 2. 5. 218. : 
E. difforme. Jacq. amer. 223. t. 136. a 
“Radices simplices, repentes, rigide, albide. Caules (nunc unicus) age 
regatt, semipedales, simplices, compressiusculi subflecuosi, foliosi, glabri. 
Folia alterna, ovato-oblonga, basi vaginantia, obliqua, patula, subindé re- 
curvata, integra, apice. param emarginata, avenia, glaberrima, crassiuscula:; 
vagine arcte, apice aperte, compressiuscule, margine ancipites, (hinc ‘olia, 
subtus basi carinata,) striate. Flores (sesquiunciam eacedentes ) é sint Folin 
terminales, aggregatt, brevissimé pedunculati, (plures) numerosi, majusculz, 
(viridi-lutescentes; ) vaginee (bractes) spatheformes, plures ad basin pe 
dunculorum, oblonge, acute, pallide (involucelli instar.) Swartz. .Petala. 
ssometra, lanceolata, patula, striata, 2 interiora.plurimim angustiora linearia. 
Labellum petala teceuntians 3 lamina deflexa (flos enim torsione germinis 
resupinatus ), transversim latior, oblato-subcordata, triloba, venosa, costuld 
wectd. transeunte medium de fauce, cujus orificio astant glandule 2 elevate 
uirentes ; lobi laterales. rotundati, posticé secundim utrumque latus columne, 
profundins deflexi, medius multo minor bifidus lobulis obtusatis planis, 
Columna fermé duplo brevior corolld ; ale laterales marginis paulo ultra an- 
theram producte v. obsolescentes. Germen petalis plus duplo longius. Anthera 
Susca, loculis 4 parallelo-convergentibus : Masse pollinis globose, pallida 
lute, appendicibus filiformibus brevibus altera fine connexe. Pao 
A species which is very rarely met with in our collec- 
tions, and remarkable in the genus for an aggregated sub- 
sessile inflorescence, issuing from the bosom of the upper- 
most leaf on the stem, separated at the base by small en- 
closed spathaceous bractes, and. standing upon very. short 
nearly obsolete pedicles. | 
Flowers several, an inch and half long, upright, of agreen- 
yelp colour. Stem simple, little more than half a foot 
high, sheathed the whole length by the lower attenuated 
porsign of the leaves; these alternate, distich, patent, ob- 
ong, substantial, firm, smooth. A native of. the West 
Indies, where it grows on the trunks of trees, sometimes 
horizontally, sometimes. perpendicularly downwards, In- 
