440 SOUTH AFRICAN HKPATIC-IJ. 



I to 4. Leaves incubous, usually complicate — 2-lobed, the lower 

 lobe (lobule) small. Folioles usually present ; perianth usually 

 ridged, and contracted above to a narrow mouth till burst by 

 the capsule. Seta short ; capsule globose, the lower })art solid. 



Family 8. pRULLAXiACE.ii. Branches intra-axillary ; inno- 

 vations rarely present. Archegonia usually 2 or few in a group. 

 Lobule convex toward the upper lobe, and usually pouched, 

 galeate, lunate, cylindrical or crested, with a short attachment 

 to the larger lobe, and separate from the stem, a small subulate 

 process being usually present between. 



Genus 16. Frullania. Characters of the family. Usually 

 epiphytic. 



40. F. apiculata Nees. = Jung, apiculata Hep. Jav. 



41. F. brunnea Spreng. = Jung, bninuea Spreng. 



42. F. caffraria St. 



43. F. capensis G. 



44. F. diptera Nees. = Jung, diptero L. & L. 



45. F. Ecklonii (Spreng.) L. &. L. ; --= .lung. Rcklonii 



Spreng; .lung, arecce Spreng.; Fr. M undtiajia 

 L. & L. 



46. F. Lindenbergii G. 



47. F. squarrosa L. & G. = Jung, iuherculaia L. & L. 



48. F. serrata G. 



49. F. trinervis L. & G. ; = Ju)uj. lobulata Spreng.; 



Jung, dillatata L. Cr L.; Jung, obsrura L. & L. 

 40,'^. F. trinervis L. & G. z'or elongata =^ Jung, elon- 

 gata L. & L. 



50. F. tamarisci (Linn.j Dum. = Jung, taiuaiisci 



Linn.; Jubula tamarisci Duiu. 



Family q. Lejeuneack.i:. Branches infra-axillary; innova- 

 tions usually present immediately below the female inflorescence, 

 which is monogynous. Lobule usually present, concave toward 

 the upper lobe, or flat, usually with a long attachment, and often 

 attached to the stem also; sometimes the lobule is absent or 

 only the lower margin inflexed. Capsule wall of 2 layers, 

 the inner thickened irregularly. Usually epiphytic. 



Genus 17. Lejeunea. Involucral leaves like the others; 

 lobule of leaf various. (The sub-genera given below are often 

 treated as genera, and may be .>o by me in future. ) 



§ Acrolcjeunea. 



51. L. cucullata Nees. 



52. L. Pappeana Nees. = OmPhahirithus Pappeaiui 



H. dy N.; Phvagiuicoiua Pappeana Nees. 

 § Anouialolejeunea. 

 ^2,- L. pluriplicata Pears. = Anoni. pluripHcata 

 Spruce. 

 § Archilejeunca. 

 54. L. chrysophylla L. &: L. = Jung, chrysopliylla 

 LeJnu. 



