e 
« 
759 
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_ PLEUROTHALLIS punctata. | 
Trowel-lipped Pleurothallis. . 
: ) | ; So wees : ia 
0 tect ti-v bat GYNANDRIA ‘MONANDRIA. | | 
Nat. ord. OrncuipEm. Jussieu gen: 64. Brown prod. 1. 309. Div. IV. 
 Anthera terminalis mobilis decidua. Massz pollinis demum cereacez. 
PLEUROTHALLIS. Labellum articulatim connexum cum basi sim- 
plici vel brevissimé producta columnz. Petala 2 antica exteriorum inferné 
connata, Masse pollinis 2, exsulce. Brown in Hort. Kew. ed. 2. 5. 211. 
revioribus, floribus sparsis distantibus, 
P. punctata, foliis (folio?) oblongis' utrinque obtusis scapo deflexo ramoso 
Parasitica? radice fibrosa. _ Folia (folium?) 1-3, oblonga, biuncialia v. 
circa, latitudine subsesquiunciali, glauco-opacata, utrinque obtusata: petio- 
lus radicalis, brevis, robustus. Scapus folio longior, radicalis, declinatus, 
crassiusculus, virens, teres, subflexuosus, rigidus, nudus, ab ortt circa divi- 
sus, remanentibus bractearum basibus tandem. tuberculosus. Flores spicati, 
numerosi, laxits sparst, parvult, viridi-pallentes, inodori. Bractex minute, 
ovato-acutate, germine aliquotiés breviores, basi carnosd, atro-viridi, persis- 
“tente. Germ. clavato-gracile, flecum, viride, petalis equale.. Cor. cruciato- 
4-petaloidea, bilabiata: petala distincta, cequilonga: exteriorum medium 
galeato-adscendens, concavum, ima 2 (lateralium Saferbi) labeilo supposita, 
inferné connata, superné soluta atque recurva: interiora’ 2 (lateralium supe- 
riora) punctis trinis? flavis, parallelis, notata, duplo angustiora, pallidiora, 
lineari-subfalcata, obtusula, incurvo-patentia, labello transverse opposita (v. 
labellt maryines laterales ex facie interiori respicientia). Labellum albidum, 
trulleforme, porrectum, @ basi carnosd tumidiusculé cum columne pede arti- 
culatum?, petalis distinctum et equale: unguis strictus, glaber, angustus, @ 
facie supind carinatus vel ab axi elevatd utrorsum declivis: lamina concolor, 
latior, membranacee extenuata, cuneato-ovata, recta, opaca, apice rotun- 
data (rariis érosa v. truncata), Columna conica, erecta, libera, pallida, 
obtusa, petalis fere equalis. Anthera réversa, decidua, bilocularis, summe 
secus columne dorsum recumbens, spathulate oblonga, convexa, albicans, an- 
ticé caudato-atienuata, cassa, rostellum cristato-compressum pruinosum vires- 
cens stigmatis obtegens ; posticé subrotunda, pollinisque massis 2 feta ; ligula 
-pollinifera alba, membranacea, horizontalis, circumscriptione thece anthe- 
ring, massas pollinis a parte posticd dilatatd ¢nexi glutinoso elastico affigens, 
glandula (proscolla?) fuscd, parva, mobili, in apice: massz pollinis bine, pa- 
rallele, ab invicein spatio angusto semote, auree, cereacee, semiovato-orbi- 
culares, compresse, perpendiculares, integerrime. Stigma viridissimum, 
columnam totam antice occupans, hujusque lateribus involuto alatis, sold re- 
licta areola nuda secernente (gynizo) rimeformi perpendiculari, velatum. 
A NL EE A RE i ee a eee = 
It was only the other day a very general opinion, that 
the migration of pollen-masses in Orchideous plants, was 
‘accessary to the fertilization of the germen, and the mode 
by which those bodies attained a consummatory contact 
VOL, IX, x 
{ % 
