308 ENUMERATIO ACANTHACEARUM 



ASYSTASIA, Bl. 



A. gangetiea, T. And. 



Hab. In distrr. Huilla, Golungo Alto et Gelia do Principe. 



(Nos. 5170, 5160, 5196, 5206, 5131, 5050.) 



All the specimens with numbers here quoted belong to the 

 species as understood by Anderson, although they differ considerably 

 amoii£ themselves. 



A. Welwitschii (sp. nov.) — Caule erecto ramoso eximie quad- 

 rangulari scabro superne pubescente, foliis sparsis subsessilibus 

 lanceolatis acutis vel acuminatis margine undulatis utrinque 

 scabris, spica erecta elongata folia multoties excedente, floribus 

 formosis in axillis foliorum iloralium parvorum pubescentum 

 solitariis vel oppositis, bracteis lanceolatis quam calyx brevioribus, 

 calycis 5-partiti lobis elongatis linearibus subulatis pubescentibus, 

 corollas majuscule puberulae tubo leviter incurvo mox in faucem 

 latam campanulatam expanso limbi lobis late ovatis obtusis, 

 staminibus 4 perfectis per paria lateralia insertis et breviter con- 

 natis loculis suba^qualibus uno loculo altius affixo breviter 

 biappendiculatis coimectivo lato, stylo glabriusculo bilobo, ovario- 

 glabro, capsula . 



Hab. Frequentiss. ubique in dumetis circa Presidium et ad 

 dumeta prope Cazellas distr. Pungo Andongo necnon rarior 

 in pascius dumetosis pr. Lopollo distr. Huilla. (Nos. 5188, 5105, 

 5039). 



Herba 2-4 pedalis, e radice lignescente multicaulis erecta vel 

 ascendens. Folia 4-0—7-0 em. long., 1-2-3-0 cm. lat. Spic# 

 nondum absolute evolutse ad 16-0 cm. long. Calycis lobi 1*3 cm. 

 long. Corolla albo-rosea, vix 3-5 cm. long., limbus ejus 2-0 cm. 

 diam. 



A. Ghanaian, nob. huic proxima punctis multis ea discrepat. 



Species dubia. 

 No. 5159. Specimen maxime imperfectum. An hujus generis 



Eeanthemum, L. 



E. ntgrtiiamim, T. And. 



Hab. In sylvis primitivis umbrosis liuroidis ipsius Prsesidii 

 Mata de Pungo distr. Pungo Andongo. (Nos. 5177, 5192.) 



Suffrutex gracilis basi lignescens 1-2-pedalis, foliis tenuiter 

 coriaceis lucidulis. Flores caerulei vel intense violaceo-crerulescentes. 



Lepidagathis, Willi 

 L. pai.i.escens (sp. nov.) — Caule stricto obscure quadrangular 1 

 pui.eseenti hirsutulo, foliis subsessilibus firmis lanceolatis obtusi- 

 usculis basi attenuatis subtus prfleaertim ad nervos pilis strigosis 

 appn -ssis notatis, spicis breviter subcylindricis in axillis superionbus 

 positis vix sessilibus, bracteis ovatis acuminatis vel acutis subngubs 

 crobre eb ^anterque nervosis basi pubescentibus, calycis biennis 

 ovato-binceolatis acuminatis (lateralibus lineari-lanceolatis) ciliolatis 

 scaiiosis anticis liberis, corolbe tubo sub fauce arete constricto 

 limbi puberuli labio postico ovato-oblongo brevissinic 2-lobo antico 



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