KONGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 28. N:<> 2. 19 



This species is very common on the small savannalis in tbe neighbonrhood of Kkumba- 

 Liongo and Mofokko and between Ekumba Ndene and Baknndn-ba-Foe. Fonnd also in the prim- 

 eval forest, but appeara principally to belong to the steppvegetation or at least to the district, 

 where the forest passes into stepps. 



18 18 



Fig. a folia plantan femineae — ; b folia plantas sterilis ; c folia plantas sterilis suprema in rosulam 



..18 18 . 22 



conterta — -■■; a capsula — ; c vagmula — . 



Pl. II. fig. 15. a planta sterilis foliis supremis in rosulam confertis magn. nat.; b planta sterilis in agn. 



, .,. , , . ... 18 , 18 



nat.; c planta rertilie magn. nat.; a pars capsulse superior huinicla — ; e pars capsulse supenor sicca — ; 



.. 87 

 / pars penstonin — . 



Orthostichidium nov. gen. G. Muller in litt. 



Peristomium simplex; dentes 16, solitarii, infra os thecae oriundi, basi fere horizon- 

 taliter infiexi, deinde erecti, vix conniventes, lanceolate subulati, lamellosi, vix trabeculati, 

 linea media tenui notati; calyptra campanulata, longiuscule acuminata, basi paullum dila- 

 tata, margine contracta; cetera cuin Hildebrandtiella congruentia. 



Orthostichidium perpinnatum (Brotherus). 



Syn. Hildebrandtiella perpinnata Brotherus. Engler's Bot. Jahrb. 20. Band. (1894). p. 19G. 

 Orthostichidium Duseni C. Muller in litt. 



Dioicum; nitidum; caulis repens, ramosus, ramis adscendentibus, rigidis, haud flexu- 

 osis, ad 12 cm. usque altis, densiuscule foliosis, dense et regulariter pinnatim ramulosis, 

 ramulis patulis, strictis, complanatulis, gemma parvula indistincte cuspidatulis, dense folio- 

 sis, 1 — 2 cm. longis; folia sicca imbricata, humida erectopatentia, cochleariformia, ramea 

 e basi cordata, vix dilatata breviter oblonga, breviter convolutaceo-acunrinata, acutissima, 

 2 — 2,2 mm. longa et c. 0,9 mm. lata, marginibus erectis, apice conniventibus, integerrimis, 

 enervia, cellulis angustissimis, elongatis, basilaribus omnibus multo brevioribus et latioribus, 

 valde incrassatis, aureo-fuscis, omnibus lsevissimis, ramulina quinqueseriata, rameis similia, 

 sed minora, c. 1,7 mm. longa et c. 0,7 mm. lata; bractece perichcetii in cylindriim longum, 

 angustum congestte, inriina» parvae, ovatse, suprema? elongata?, convolntaceae, sensiin vel 

 subito longe acuminata', integerrima>, adultae suberectae vel leniter arcuate subreflexaB, 

 capsulam superantes; vaginula cylindrica, pallide viridis, 0,9 mm. älta; seta brevissima, 

 0,4 mm. älta et basi 0,27 mm. crassa, brunnea ; theca ovata, pallide viridis, ore aurorea, 

 l,8i mm. longa et. 1,09 mm. crassa, subasymmetrica; peristomium simplex, pallide flavum, 

 dentibus 16, humiditate haud vel vix conniventibus, siccitate erectis, subtrabeculatis, lamel- 

 losis, linea media notatis, 0,327 mm. os thecae superantibus; operculum conicuin, inferne 



