SCITAMINE.E. 



lata glabra ; rhachis gracilis erecta recta medio 2 mm. lata, pedicellis ordinis I. 

 circ. 6 mm. longis glabris gracilibus apice 3-5-floratis, pedicellis ordinis II. bre- 

 vissimis 1 mm. longis apice cum flore articulatis. Mores basi bracteis singulis 

 instruct!, bracteis caducissimis 6 \ mm. longis valde concavis 2^ mm. latis apice 

 rotundatis valde concavis alabastrum florum amplectantibus. Ovarium inferius 

 1J mm. longum urceolatum lmm. latum glabrum apice plus minus constrictum. 

 Calyx cylindricus 8 mm. longus 2-2J mm. latus glaber apice irregulariter lobu- 

 latus. Corollse tubus erectus rectus 8 mm. longus 1mm. latus glaber, lobis 3 

 conformibus linearibus 7 mm. longis margine interiore convolutis horizontaliter 

 patentibus rectis. Labellum tubo corollas angulo recto patens baud plicatum 

 baud recurvum expans ovato-rotundatum 8-9 mm. longum 8 mm. latum apice 

 biloburn, (sinus inter lobos triangulari-acutus 2 mm. longus), lobis triangulari- 

 bus margine crenulatis, baud naaculatum glabrum. Stamen singulum, partibus 

 liberis filament! 5 mm. longis glabris semi-teretibus facie antica 1-sulcatis glabris 

 erectis cum anthera wx^-formiter recurvis, anthera oblonga 3 mm. longa secus 

 medium plicata exteriore recurva, connectives plicatis exteriore et deorsuni 

 vix recurvo-productis, stylo filiformi filamento antheraque involute sursum ab 

 anthera exserto, partibus exsertis 2| mm. longis apice cupuliforniibus dilatatis, 

 cupula margine minute ciliolata. Glanduke 2 lineares semi-teretes l^mm. 

 longfe. Staminodia 2 fauce tubi coroll^e inserta linearia 3 mm. longa ^ mm. 

 lata basi auriculiforme dilatata. 



HAB. Suisba, Mai. 1912. 



Near Alpinia chinensis Eosc., but differs from it by the lips which are two 

 lobed at the apex. Also closely allied to A. kelnngensis HAY., but distinguish- 

 able from it by the smaller flowers with smaller lips, nearly glabrous ovary and 

 narrower longer calyx. 



Subgenus II. Probolocalyx. 



1. Leaves glabrous on both surfaces ; if hairy, not velvety on the under 



surface .......................................................................... 2. 



Leaves velvety on the under surface ....................................... 5. 



2. Leaves linear not exceeding 3cm. in breadth ........................... 3. 



Leaves lanceolate usually more than 4cm. in breadth ............... 4. 



3. Khachis slender ............ ..A. Pricei. 



