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cnlaris exsucca corticaia monospora. Infloresc. racemus 

 5-angularis, flores sernper % petalis ereclis cujuslibet floris 

 dorsis conlingentibus, in periearpio unico el drupa nihilo- 

 minus monospora! Involucr. 1-phyll. laterale. Nierem- 

 bergia repens R. Pav. Caps. 2 loc. , 4 valv. Semina ro 

 tunda. Habitus plantae aperle Convolvulacearum. Tri- 

 umfetta procumbens Forst. Cal. foliolis 5, apice mitrae- 

 formibus. Pet. obovata basi glanduloso-pilosa. Stam. 32. 

 Gland. 5 squamiformes sessiles hypogynae. Stigma cla- 

 vatum integrum. Drupa globosa corticosa undique echi- 

 nata, aculeis pilosis rectis nee uncinatis, 41ocul. , loculis 

 2-spermis. Urtica ruderalis Forst. Fl. monoiei. ö": 

 Perianth. 4 part. Slam. 4. Vesligium germinis in centro 

 conicum, ex filis compositum, breve, inane, supra excava- 

 tum. Fl. $: Perianth. bipartitum compressum, apice ha- 

 mato reflexo. Stigm. bipartit. in hämo sessile, lacin. cy- 

 lindricis undique glanduloso-cilialis, in germen utrinque 

 reflexis. Sem. basi perianthio immutato inclusum, ovatum 

 compressum, apice hamatnm . Sqnama ovata in basi pe- 

 rianthii. Urtica nivea L. Fl. dioiei. d": Perianth. 4-iid. 

 Stam. 4. Vestig. germinis 4-angulare. conicum, e filis 

 compositum inane. Fl. $ : Perianth. O. Germina plura 

 aggregata in reeeptaculo cornmuni orbiculato sessilia, quod- 

 libet germen quadrangulare, conicum, 1-spermum, semine 

 ut videtur rotundato. Styl. 1 centralis, germine quadru- 

 plo longior filiformis, undique glanduloso-cilialus, ut totus 

 melius pro stigmate habendus. Squama maxima post an- 

 thesin capitulum germinum includens, late ovata acuta 

 excavata multicarinata , saepe longitudinaliter rumpens. 

 Thu>area involucrata (Ischaemum inv. Forst.) Fl. poly- 

 gami monoiei; spica seeunda; spiculis 4 — 5 bifloris, 

 flor. sessil. Rachis late coneava flores inferiores involvens. 

 Spicula infima gluma bivalvi, valv. ovatis coneavis acutis 



{nlosis exteriori 5-nervi, basi bractea minima membranacea 

 ineari laterali munitis. Flos valvula exteriori glumae 

 inclusus (respectu racheos vero internus) 5, perianth. bi- 

 valvi, valv. membranaeeis , exter. naviculari, inier. plana 

 angusliori. Stam. 3. Styli 2, stig. plumosa. Squamae 

 2 hypogynae apice emarginatae. Flos alter vavula inte- 

 riori inclusus cT, perianth. 1-valvi, valv. angusla membra- 

 nacea, apice emarginata. Stam. 3. Squamae hypog. O. 

 Spiculae ceterae superiores gluma bivalvi, \a\\. exteriori 

 altera dimidio breviori, acuminata, interiöri majori ovata 



