(VOL.Vl, 1U24) FRANZ STEPHANl. SPECIKS HEPATICARUM Frullania. 



tima caulinis majora, oblonga (3,5 mm. longa, medio 1,75 mm. 

 lata) apice apiculala, marginibus repandis. Lobulus folio aequima- 

 gnus simillimus, ad medium solutus. Amphigastrium florale gracile, 

 foliis floralibus ncquilongum, fere ad basin usque inciso-bifidum, 

 laciniis anguslis, longe attenuatis acutis. Reliqua desunt. 

 Hab. Costarica (Brade legit). 



679. Frullania (Thyopsiella) columbica St. n. sp. 



Sterilis major rigidula, rufo-brunnea, setate fusca, rupicola. 

 Caulis ad 7 cm. longus, regulariter breviterque pinnatus, rarius 

 bipinnatus, ramulis hamatim patulis. Folia caulina parum imbricata, 

 oblique patula, valde concava apiceque arcte decurva, obtusius- 

 cula, antice caulem late superantia, basi antica rotundato-appen- 

 diculata, brevi basi inserta, in plano late ovata (1,67 mm. longa, 

 medio 1,33 mm. lata). Cellulae superse 14xl8fx, basales 18x27(jl 

 parietibus validis, trigonis minus distinctis. Lobulus majusculus, 

 cauli contiguus, subc^^Iindricus, triplo longior quam latus, vertice 

 obtusus, ore recte truncato, sub ore constrictus. Amptiigastria 

 caulina maxima, in plano subrotunda (1,17 mm. longa et lata) 

 transverse inserta, marginibus anguste arcteque recurvis, apice 

 brevissime inciso-bilobata, lobulis rotundatis. Reliqua desunt. 



Hab. Columbia (Cardot misit). 



680. Frullania (Thyopsiella) evolutjloba St. n. sp. 



Dioica mediocris flaccida, rufo-brunnea, corticola. Caulis ad 

 6 cm. longus, regulariter breviterque bipinnatus. Folia caulina 

 oblique patula, parum imbricata, valde concava, marginibus su- 

 peris anguste arcteque recurvis, in plano obovato-oblonga (1,83 

 mm. longa, medio 1,25 mm. lata) apice minute apiculata, dorso 

 caulem late superantia, basi antica appendiculata, appendiculo cons- 

 tricto rotundo. Cellulse superx 12xl8[i. parietibus flexuosis, basales 

 18x27[jL parietibus strictis, trigonis ubique parvis; lobulus evolutus, 

 anguste lanceolatus, folio triplo brevior. Amphigastria caulina maxi- 

 ma subrotunda (1,17 mm. longa, 1 mm. lata) transverse inserta, basi 

 utrinque minute rotundata, apice ad 1/3 emarginato biloba, sinu an- 

 gusto, laciniis late triangulatis obtusis. Folia floralia caulinis sequi- 

 longa, anguste ligulata, leviteracuminata, sub apice pauci spinulosa, 

 lobulus folio aequimagnus, ad medium solutus, acuminatus, margine 

 libero trispinoso, spinissuperisapproximatis^inaequalibus, infero mul- 

 to majore, basi lacinia lanceolata apiculata armato. Amphigastrium 



546 



