188 ORCHIDES. 



PLEUROTHALLIS. 



nibus et apice laminae exterioris purpureae, pilis densis diaphanis aibis lopgjusculis 

 baibaium. Coliimna pelalis subaequalis, leviier arcuata membranaceo m.irginata, 

 uirinque denic poslice, apiculo bidentato terminali. Anihera globosa, clinandrio im- 

 mersa. Ovarium triquetrum, trisuicatum, purpureum. — Hab. in Surinami syivis. Junio. 

 78. PLEUROTHALLIS OVALIFOLIA Rchb. fll. Mss. Huc : Stelis ovalifolia Focke Tidsch. 

 vor d. Wis. Nat. Wetsch. II. 1849. p. 202: folio ovaii-subcarnoso , pedunculo solilario 

 1—2 floro , filiformi lolium vix superante , sepalis ovatis aculis, petalis lineari-lanceo- 

 latis aculis recurvis , labello peialoideo ovaio aculo sepalis breviore. Herlia epiphyta 

 pusilla acaulis, caespitosa. Rliizoma flliforme , repens. Folium ovale . peliolalum, ia 

 petiolum attenuatum, acutiusculum. planum, subcarnosum, nitidum. 7— 8mm. longum, 

 4 mm. latum. Pediinculus solitarius , uni — vel biflorus axillaris. fllifoimis folio vix 

 longior. Flores minulissimi sordide flavescenies, diaphani. Perianthiiim paiens. Se- 

 pald libera, ovata . acuta , lateralia paululum approximata. Peiala angustiora , lineari- 

 lanceolaia , acuta , recurva , sepalis subaequalia. Labellum petaloideum. ovatum, 

 aculum , aniicum, sepalis brevius. Columna nana , curn ovaiio sulcaio coniinna car- 

 nosa. Pollinia subcarnosa , disiincta , flavida. Anthera opercuiaris , uniloculaiis, late 

 cordata. Ca|isula triangularis , oblongo - ovata, in pedunculum atlenuata , cumque 

 eo ariiculata. — Surinam ad truncos arborum inter muscos, non rara. Decb., .Mariio 

 ad Junium. 



Obs. Cf. Lindley novas monogrophias : in fine Stelidis legis : Stelis ovalilolia 

 Focke = Pleurotballis. In flne Pieurotballidis legis : Pi. ovalifolia Focke = Stelis. 



1316/a. PHYl§081PH0]y Lindl. 



B. R. sub tab. 1797. 



1. PHYSOSIPHON TUBATUS Rchb. fll. Mss. : Physosiphon Loddigesii Lindl. I. c. Bot. 

 Mag. 4869. Folio oblongo obtuso, racemo soliiario multo breviore, calycis tubo iri- 

 quetro , labelli lobo medio serrulato scnbriusculo. Stelis tubata Lodd. B. Cab. 1607. 

 „Under the name of Stelis tubaia , says Dr. Lindley I. c. Mss. Loddiges have publi- 

 shed a very curious piant, with the habit of Pleurothallis bui wiili ii sepals all uni- 

 ted into a tube , wliicb is inflated at the base and coiiiracted at the mouth. Olber- 

 wise its Iructiflcation has the struciure of Stelis." Besides ibe present species , Dr. 

 Lindley includes in thc genus 



Physos. emarginalus (Pl. — Lindl.). 



— spirulis (in hb. Hook. St. Catherine Brazil). 



— carinalus Lindl (a species very near ihe present). 



— ochraceus Rich. Gal. (probably not distinct from this) 



and he has since expressed the opinion , that Ppp. and Endlichers Specklinia dicho- 

 toma is a fourth speties. — Klotzsch Allg. Gz. 1850. p. 122. 



Obs. III. Hooker iconis ab ipso editae : Ic. VI. 1843. tab. 508. non fecil mentionem. 



1319/,. ]!KAI»H£VAIiIilA liz. Pav. 



(Prod. Peruv. i2l t. 27. — Walp. Ann. III. p. 523.) 



— Typus Masdevalliae triangularis Lindl. — 



1. MASDEVALLI.\ TRIANGULARIS Lindl. — Rchb. fll. Bonpl. 11.23. Caracas. Wagener. 



2. MASDEVALLIA WAGEiNERlANA Lindn. in Paxt. Fl. G. Hl. p. 72. c. xyl.: uniflorae, 

 folio obovaio-oblongo rotundato in petiolum attenuato , scapo foliis aequali angulato, 

 sepHlis ovatis ereciis aequalibus in setam loiigam extensis, petalis truncatis subcar- 

 nosiK apice iridenlatis, margine nnteriori in plicam producio , labello rhoinbeo ser- 

 rulato apice callo.so inflexo. — (.M. coccinea has large flowers as sc.irlet as a soldiers 

 jacket.) — Lindl. Paxt. III. p. 74. c. xyl. Rchb. fll. Bonpl. 11. 23. lcon in Paxton in 

 eo peccat . quod flos ibi clausus, dum vivus apentur. 



