Monographia Loasacearum. 257 



Fruticosa. Rami lignescentes crassiusculi, intus anguste medullosi, floriferi (hornotini) 

 er. 10 cm longi, 3 — 4 mm crassi, patenti-erecti, subteretes v. obtuse snbangulati, cortice hinc 

 illinc longitrorsum scisso, sed non dissiliente, pallide flavescente vestiti, pilis brevibus hori- 

 zontaliter patentibus pallide cinereis inferne hamuliferis v. spinnliferis, ad apicem laevibus et 

 aliis brevissimis spinulas longiiisculas, nunc ramulosas gerentibus scabrido-tomentosi, gemmis 

 serialibus hinc illiuc obviis, sed non evolntis. Folia alterna breviter petiolata, petiolis 

 1,5 — 3 mm longis, supra canaliculatis, triangnlari-ovata, basi trnncata v. subcordata, 1,5 — 2 cm 

 longa et lata, aequilonga ac lata v. paullo longiora, apice obtusa, rarins aeutata, nervo medio 

 subtus inferne crasse prominente, lateralibus parum v. vix conspicuis, margine toto crenata, 

 consistentia crasse coriacea, utiinque pilis brevissimis spinuligeris scaberrima, flavida v. demum 

 albido-cinerascentia. Flores in apice ramorum pauci subglomerati, in cincinnis 2 — 5-floris, 

 raro in cyma semel furcata dein cineinnose evolnta dispositi; prophylla 8 — 3 mm longa, 

 2,5 — 1 mm lata, oblonga usque linearia, integra v. denticulo unico obsita, fertilia plernmque 

 axi snrsum adnata, sterilia sub flore v. panllo profundius abeuntia, saepins in axilla gemmulam 

 gerentia; pedicelli 1 — 2,5 mm longi, fere 1 mm crassi, erecti v. patentes. Calycis tnbiis 

 semigloboso-obconicus, 3 — 3,5 mm longus, superne er. 4 mm crassus, pilis brevibus spinuli- 

 geris apice laevibus sordide albescentibus dense vestitus; lobi in aestivatione aperti erecti 

 basi contigui alabastrum paullo superantes, sub antliesi patentes, oblongo-lanceolati v. oblongi, 

 ad medium saepius panllo contracti. obscure 1-nerves integri, 6 — 7 mm longi, 2 — 2,5 mm lati, 

 plerumque obtusiusculi, utrinque dense seabrido-pilosi, in fructu persistentes plus minus erecti. 

 Petala in aestivatione margine sinistro sibi valde imbricata, alabastnm breviter globulosum 

 vis pentagonum formantia, sub anthesi horizontaliter patentia, flava, ad medium obscuriora, 

 ab axe fere orbicularia, er. 10 mm lata et unguiculo excepto longa, apice subobliqne rotun- 

 data V. inaequaliter emarginata, basi truncata v. obsolete cordata, subito in unguiculum 

 2,5 — 3 mm longum et latum contracta, versus medium coneava, non eucullata, nervis plnribus 

 € basi prodeuntibus, lateralibus extrinsecus venulas arcuato-divergentes permultas emittentibus 

 percursa, margine obsolete crenulata, dorso pilis spinuliferis ereetis, non glochidiatis sordide 

 albidis dense obtecta, intus glabra. Sqnamae veris. flavae, a dorso ovato-rectangnlares, in- 

 ferne sensim dilatatae, 5,5 — 6 mm longae, 3 — 3,5 mm latae, basi incurvae, margine antico 

 truncatae, valde incrassatae, arcte revolutae et obsolete 4 — 6-, plerumque 5-lobnlatae, lobulis 

 antice snlcatis, dorso in fila 1 — 2 mm longa linearia glabra excurrentibus, 4 — 7-, plerumque 

 5-nerves et -carinatae, nervis a medio v. superne ramosis, subcymbifoi'mes. margine angusto 

 inflexae, dorso supra basin pilis patentibus spinuligeris indutae, intus sub medio dense pubes- 

 centes. Staminodia interiora (genuina) pro qnaque squama 2, raro 3, er. 8 mm longa, squa- 

 mas dimidio superantia, in parte '/;, inferiore aequilata, margine pilosa, dorso coneava, dein 

 subgeniculata, ad geniculum dorso dense pubescentia, a geniculo sensim attennata, subteretia, 

 obsolete papulosa v. laevia, saepius sub apice subito paullo inflata v. dilatata. Stamina 

 fertilia omnia 54 — 55, in phalanges 9-andras petalis oppositas disposita, 2-seriata, petalis et 

 inter sese basi ima vix adnata, bene evoluta 8 — 9 mm longa, inferne crassiuscula et subcur- 

 vata, glabra, laevia, jnniora incurvata, praeterea bina intra squamarum marginem posita, in- 

 ferne staminodiis, superne staminibus eonformia; antherae juniores ovoideo -rectangulares 

 1,5 mm longae, 0,8 mm latae, apice minus, basi magis emarginatae, inter crura in ^|^ alt. 

 affixae, lateraliter dehiscentes; pollinis granula globulosa 17,5 — 19 ß diametro. Ovarinm 

 supra lobos calycinos convexnm, pilis inferne spinuligeris ereetis brevibus dense vestitum, 

 placentis dorso ope membranae eum ovario eonjunetis trialatis, ovula numerosissima in multis 



Nova Acta LXXVI. Nr. 1. 33 



