(VOL. IV, 1910). FRANZ STEPUANI. SPECIES IIEPATICARUM Mudulheca. 



Caulis ad 7 cm. longus fuscus debilis, dense tripinnatus, flabeilam gra- 

 cilem lateque expansam formans. Fulia caulina parum Imbricata, oblique 

 patula, parum concava, in plano late ovata 2,4 mm. lunga, 1,8 mm. 

 lata, apice truncato-rotundata, marginibus interrupte decurvis sub- 

 crispulis, basi antica et postica appendiculata, appendiculis longe lan- 

 ceolatis. CellulH> superse 18 {x, medite 27 [x trigonis magnis acutis, basales 

 27X36 [jL trigonis nullis, Lobulus folio parum minor (2 mm. longus, 

 1 mm. latus) oblongus obtusus, margine interrupte recurvo, basi 

 utrinque grosse liastatus vel duplicatim hastatus. Amphigastria magna 

 ovato-triangulata, apice truncata, basi utrinque appendiculata, appen- 

 diculis magnis triangulatis vel truncatis sparsim ciliatis. Perianthia 

 optime cupulata sub ore amplo leviter constricta, ore ipso truncato 

 grosse laciniato, laciniis e lata basi attenuatis regulariter distributis, 

 basi minute dentatis. Folia floralia intima recte patula, oblongo- 

 lanceolata, acuminata, sub apice paucidentata, lobulo profunde soluto 

 anguste lanceolato, folio sequilongo, dentato-spinoso. Amphig. flor. 

 intimum ovato-oblongum denticulatum. 

 Hab. Mexico, Orizaba. 



45. Madotheca elongata L. et G., Syn. Hep., p. 733. 

 Dioica magna robusta flavo-virens in umbrosis viridis. Caulis ad 



20 cm. longus, paleaceus, regulariter bipinnatus, pinnis ad 3 cm. 

 longis subrecte patulis remotiusculis, pinnulis brevibus raris. Folia 

 caulina imbricata recte patula decurva in plano late ovata, asymmetrica, 

 dorso magis arcuata, apice rotundata, integerrima, ipsa basi utrinque 

 paucilaciniata. Cellulae superae 18 {x trigonis majusculis, basales 36 (i 

 trigonis parvis. Lobulus ohlongo-ligulafus, obtusus vel truncatus inte- 

 gerrimus, basi tantum utrinque breviter appendiculatus, appendiculis 

 creberrime spinosis, spinis squarrose patulis validis. Amphigastria 

 caulina imbricata, subrectangulata apice truncata et recurva, inferne 

 parum latiora, basi utrinque grosse denseque spinosa, spinis radialiter 

 divergentibus. Folia floralia elongata angustiora obtusa vel acuta repanda 

 vel paucidentata, lobulo acuto spinoso. Amphigastr. flor. intim. ovatum 

 irregulariter spinosum. AndrcBcia in pinnulis ultimis terminalia, bracteis 

 ad 6 jugis. 

 Hab. Mexico. 



46. Madotheca Liebmanniana L. et G., Syn. Hep., p. 731. 

 Dioica maxima robusta flavicans, in cortice caespitans longeque pro- 



cumbens. Caulis ad 18 cm. longus, paleaceus, regulariter bipinnatim 

 ramosus, pinnis primariis remotis, 2 cm. longis, pinnulis brevibus 



268 



