256 ÉM. BESCHERELLE. 



N.-O. de Madagascar: Pervillé, n° 834, (in herb. Mus. 

 Par.). 



Var. leptocaule, caule graciliore breviore, capsula longiore. 

 La Réunion : Lépervanche, 1877. 



8. P. Comorcnse C. Mùll., in litt. — Dioicum, habitu P. an- 

 tillarum simile. Coulis brevisvix7 cent, altus, simplex, inter- 

 dum fnrcatus, basi nudus. Folia caulina madore erecto-paten- 

 tia, siccitate erecta apice flexuosa, rubiginosa, basi longius- 

 cula vaginantia, lanceolata, cuspidata, margine medio in- 

 curvo superne piano latiuscule pellucente, dentibus fuscis 

 acutis validis apice dorsoque arcte serrata, costa lamellis 

 bifidis (in sectione transversaria) obtecta. Folia perichœtialia 

 duplo longiora, flavida, longe vaginantia, membranacea, 

 marginibus apice dentato-erosis, costa angusta in cuspidem 

 longam flexuosam denticulatam producta. Capsula ssepe gemi- 

 nata in pedicello 5-6 cent, longo rubello erecta vel horizon- 

 talis, minuta, tctragona, parallelipipeda; operculo elongato 

 cuspidato. Calyptra3 indumentum capsula longius pallide fer- 

 rugineum. 



Grande Comore : mai 1850, Boivin (herb. Mus. Par.). 



9. P. calopogon Besch.; P. macropogon Sch., in herb. 

 Cosson. — Caulis 7-10 cent, longus, basi intima tomentosus, 

 subnudus, simplex, siccitate appressifolius. Folia caulina 

 madore subpatentia,basi squarrosarubella, subito lanceolata, 

 10 mill. longa, margine involulo dentibus fuscis brevibus 

 serrato, costa lamellis apice bifidis (in sectione transversaria) 

 obtecta. Folia perichœtialia 17-20 mill. longa, convoluta, 

 membranacea, purpurea, breviter cuspidata, integerrima. 

 Capsula in pedicello vernicoso 6-9 cent, longo erecta vel hori- 

 zontalis, tetragona, nigrescens, apophysi magna subglobosa; 

 operculo siccitate piano acuminato. Calyptrœ indumentum 

 rufum duplo vel triplo capsula longius. 



La Réunion : Bory (in herb. Cosson). 

 Ile Maurice : Commerson. 



Forma majus; caule longissimo subpedale apice crassiore 



