BOTANY OF TERRA AUSTRALIS. 85 



bus. Ovarium uniloculare, trispermum, ovulis erectis. 

 Stylus filiformis. Stigma simplex. Utriculus moRo- 

 spermus, tubo indurato perianthii inclusus. 



Calectasia cyanea. Tab. 9. 



Calectasia cyanea. Prodr.fl. nov. holl. 264. 



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

 December. 



DESC. Fruticulus ramosissimus erectus csespitem efformans, pedalis sesqui- 

 pedalis, glaber ; caule inferne tereti, basibus persistentibiis foliorum squamoso. 

 Folia e basibus dilatatis semivaginantibus imbricatis patula, aoerosa ancipitia 

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

 ramulorum modice patentia confertiora. Mores ramulos breves ultimos termi- 

 nantes solitarii, seasiles, foliis floralibus minoribus confertissimis, intimis albi- 

 cantibus, inferne cincti. Perianthium : Tubo angusto-infundibuliformi sub- 

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

 laoiniis lanceolatis brevissime mucronulatis immerse nervosis parum concavis 

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

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

 Antherts approximatsB, libers, oblongo-lineares obtusse, basi emarginatse affixae, 

 inferne quadriloculares, superne biloculares poro duplici apicis dehiscentes. 

 Ovarium subcylindraceum utrinque attenuatum dilute viride glabrum, longi- 

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

 glaber cseruleus, basi pallidiore pauloque crassiore, pariter ao filamenta curva- 

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

 anthii inclusus, tenuis, juxta basin transversim abscedens margine lacero, 

 calyptra apicem serainis maturescentis tegente. Semen unicum, maturescens 

 elongato-pyriforme teres tenuiter striatum, basi caudata funioulo capillari 

 affixum. Integumentum simplicissimum nucleo arote cohserens, apice area fusca 

 notatum. Albumen semini conforme, dense carnosum, album, apice insoulptum 

 cavitate superficial! area fusca incrassata integumenti repleta. Fmbryo 



CORYSANTHES. ceio 



Ord. Nat. Orchideae. 



Syst. Linn. Oynand/ria Monandria. 



Perianthium ringens : Galea magna : Labium inferius 

 4-partitum, nanum, occultatum Labello maximo 

 cucuUato vel tubuloso. Anthera terminalis, unilocu- 

 laris, semibivalvis, persistens : Masses Pollinis 4, 

 pulvereae. 



