420 



apice nmcronulata. usque ad 14 €iii. louga el 10 tin. lata^ 

 papyracea^ pagiiin utraqiie glabra nisi' costu licrvisqiie pilis^ 

 brevibus pei'pa\iei» hie illic instriicta, fere e basi U-S-iiervia, 

 nervis supra cousjMcuis subtus promineutibus, nervis transversls- 

 satis distaiiiibus pagina utraqiie conspieuis^ norvulis uti reticula- 

 tiouG vix gracili sub oculo ariuato subconspicuis, uiargine Integra 

 parum revoluto pauperrime ciliata ; petioli ad T'5 cm. longi^ 

 sulcati, mox glabri ; petioluli ciniter 1'5 cm. lougi; cirrlii 

 usque ad 12 em. lougi, apiee trifidi, cito glnbri. Pnnicnhte 

 axillares, pyramidali-oblongae, 15-17 cm. longac, peduneiilo 

 communi usque ad G cm. longo sulcato puberulo suftultae ; 

 ramuli omiies recto, puberuli, sulcati, infimi 5--7-fluri, 5 cm. 

 longi, peduiiculu 2 cm. longo suffulti, mediani 3-5-flori, supremi 

 uuiflori; bracteae infimae foliaeeae, foliis similes nisi multu 

 minores vel simplices et 1-5 cm. longae, ceterae filiformes; ^xnli- 

 celli plerumque circiter 1-5 cm. longi, quam ramuli densiu^ 

 puberulL Sepala cito decidua, G-7 mm. longa, dorso pili^ 

 perpaucis adpressis instructa, mai'gine dense toineutello-ciliutu. 

 Petala 1 cm. longo, superne gradatim incrassata, basi parum 

 complanata. Stainitni paulo ultra 3 mm. longa, filanionto com- 

 planato, connectivo excurrente. 



CliicTigmai, Dui Sutcp, in ycrub jungle, *>J0 ni., Km- 152T h. 



'* 



Clematis siamensis, Druwwond ct Crulh [Ranuncub)ceae- 



Clematideae]; a C. sik/^'futensl (Hook. f. ot Tli. pro vai'. C. (wu- 



wiaatae, DC), cui affiuis, nlabastris longioribus obtuse acumiu- 

 atis recedit, 



- -- I 



luimuli giaciles, primo parce pilosi, cito *^lnl)ri nisi ad iioflos 

 diiitiiis puberuli, juveutute pallide viridcs, luox brunnei vel 

 fusco-brumiei, coiispieue pluii-sulcati. Foliu Irifoliolata, petiolb 

 coiumuTii 3-9-5 cm. longo juveutute pubeiub) vt supra distincte 

 <:aiialiculato mox iuferue subglabio sujXTue p\iberulo baud alte 

 cannliculato iuterduDive su1)teiete sufFulta: foliola ovato-lauceo- 



iuta vel obloiif;-o-oyata, a])i('e loiige acute acumii)ata, basi rotun- 



ipiceui excunentibus pi 



nervis duobus iuforioribus bievioribus baud tarn coiispicni.s- 

 additis, nervis trausversis subtus proniinulis, argute distantius 

 serrata; petioluli foliolorum lateralium ad 1-5 cm. longi, ter- 

 minaliuin ad 3 cm. longi, omnes supra niagis minusve canalicU- 

 lati pihsquebrevlbus curvatis rigidis iustnicti. Paniculac- 

 axillares, petiolo breviorcs vel ei subaequilongae sed saepe folia 

 .duplo superantes, 3-9 vel multi-florae; pedunculus communis 

 0-8-O-3 cm. longus, ut rbacbis parce pubescens ct parum snl- 

 catiis ; bracteae angustae, 5 mm. longae, parc,e pubescentos, apice- 

 penicellatae sed lu paniculis elongatis suiieriores saepe foliis 

 similes nisi parum minores; pcdicelli graciles, plerumque- 

 -.^^•d cm. longi, paub) infra medium parvi-bibracteolatl ; ala- 

 ha^stra oblonga, superne conoidea, summo apice obtusa, ad 



1-8 cm. 1 



onga 



oblongo-lanceolata, apice sububtusa, 2-3 cm. longa, basi 6 mm. 

 lata, antus inferne glabra, superne pubcrula, margine densius^ 



