270 



[TAB. LV.] 



HABENARIA CORDATA. 



Habenaria cordata ; foliis binis cordatis nervosis reticulatim 

 venosis semiamplexicaulibus, spica terminali, petalis con- 

 niventibus, labello trifido laciniis lineari-lanceolatis, cornu 

 brevissimo, tubere solitario. (Tab. LV.) 



Habenaria cordata. Bi'. — Spreng. Syst. Veget. v. 3. p. 691. 



Orchis cordata. Willd. Sp. PI. v. 4. p. 28. 



Satyrium diphyllum. " Link in Schrad. Diar. Bot. 1799. p. 



323." 

 Hab. Muris apud Vicum " Arco de Santo Gorge," et in 



rupibus apud " Entraza, " in ora septentrionali Insiilae 



Madeirse. Rev. R. T. Lowe. 



Radix e tubere solitario ovali, fibrisque paucis, simplicibus, 

 flexuosis, subtomentosis. Caidis basi decumbens, dein 

 erectus, spithamaeus, succulentus, diphyllus. Folia basi 

 semiamplexicaulia, tenuia, membranacea, siccitate pellu- 

 cida, pulcherrime reticulata, cordata ; inferius triplo ma- 

 j us,, late orbiculari-cordatum, patens, 3-4 uncias longum, 

 nervis 3 primariis, 2-que secundariis parallelis : superiiis 

 ovato-cordatuni, subacuminatum, costatum, nervisque 

 subsex notatum. Flores in spicam subdensam, terminalem 

 congesti. Bractea germinis longitudine, lineari-lanceolata. 

 Petala vel perianthii foliola 5, erecta, subconniventia, 

 elliptico-lanceolata, uniformia; lahellum erecto-patens, 

 obovato-oblongum, basi in cornu brevissimo productum, 

 ad medium usque trifidum, laciniis lineari-lanceolatis, 

 obtusis. Capsida clavata, tricostata. Anthera ovalis, bi- 

 locularis, loculis basi paululum divaricatis. Glandulce 

 massce pollinis nudae. 



Hitherto, I believe, this curious species of Habenaria has 

 only been described by Link in Schrader's Journal, and as a 

 native of Portugal. Two years ago, I had the satisfaction of 

 receiving well-dried specimens of this species, gathered in the 



y 





