BOTANY. OF TERRA AUSTRAI.IS. 85 



bus. Oi^«r//^//^ unilocularc, trispcniiuin, ovulis erectis. 

 Stilus filiforrnis. Siir/ma simplex. Utrlculus iiioiio- 

 spermus, tubo indurate perianthii inclusus. 



Calectasia cyanea. Tdh. 9. 



Calectasia cyanea. Prodr.fi. ?iov. holl. 264. 



On barren hills, near the shores of King George's Sound ; flowering in 

 December. 



DESC. Fruticuhis ramosissimus erectus caespitem efformans, pedaiis sesqui- 

 pedalis, glaber; caule inferne tereti, basibus persistentibus folioruni squamoso. 

 Folia e basibus dilatatis semivaginantibus imbricatis patula, acerosa anci{)itia 

 rigida semuncialia, mucrone brevi pungenti terniinata, glabra ; ramea patula, 

 ramulorum niodice patentia confertiora. Flores ramulos breves ultimos ternii- 

 nantes solitarii, sessiles, foliis fioralibus minoribus confertissiniis, intiniis albi- 

 cantibus, inferne cineti. Fericuithlum : Tubo angusto-infundibuliformi sub- 

 carnoso viridi striate, extus villosiusculo, intus glabro : Limbo stellatim patulo, 

 laciniis ianceolatis brevissime mucronulatis immerse nervosis parum concavis 

 vivide caeruleis, disco extus villosiusculo. Staraina 6 : Filamenta fauci peri 

 anthii inserta, limbi laciniis opposita, conniventia curvata cajrulea glabra : 

 Antkerce approximatai, liberas, oblongo-lineares obtusaj, basi emarginatae alBxse, 

 inferne quadriloculares, superne biloculares poro duplici apicis dchisceutes. 

 Ovarium subcylindraceum utrinque attenuatum dilute viride glabrum, longi- 

 tudine tubi perianthii, uniloculare, trispermum, ovulis erectis : Stylus liiiformis 

 glaber cseruleus, basi pallidiorc pauloque crassiore, pariter ac filamenta curva- 

 tus, staminibus paulo longior : Stigma acutum. Utriculus tubo iudurato peri- 

 anthii inclusus, tenuis, juxta basin transversim abscedens marginc laccro, 

 calyptra apicem seminis maturescentis tegente. Semoi unicum, maturescens 

 elongato-pyriforme teres tenuiter striatum, basi caudata funiculo capillari 

 affixum. Integumentum simplicissimumnucleo arctc cohterens, apicc area fusca 

 notatum. Albumen seniini conforme, dense carnosum, album, apicc insculptum 

 cavitate superfieiali area fusca incrassata integumenti repleta. Embryo 



CORYSANTHES. tem 



Ord. Nat. Orchidea. 



Syst. Linn. Gynaiidria Monandria. 



FerimitJtimn ringens : Galea magna : Labium Infcrius 

 4-partitum, nanum, occultatum LahvUo maxiujo 

 cucullato vel tubuloso. Anlhera tcrminalis, unilocu- 

 laris, semibivalvis, j)ersistcns : Masace VuUinis \, 

 pulverese. 



