45 



X X Leaves repeatedly branched (flabellatse) ; compare X 



above and f f below. 



Gymnocarpoe (fruit not enveloped in mucus), 

 i) Fruit in all the divisions of the leaves (the last 



sometimes excepted). 

 -j- Sporophydia solitary or aggregated; nucleus 270- 



380 long. 

 a) Segments of the second division of the leaf 



commonly 2-3. 30. mucronata A. Br. 

 Q Segments of the first division not shorter 



than the others. 

 Q) Stria? on the nucleus prominent. 



Q|. Robust ; nucleus 320-380. 303. robus- 



tior A. Br. 

 2j. 9}. Slender; nucleus, 280-330. 



! Sporophydia usually single. 3ob. ten- 

 uior A. Br. (Fig. 47.) 



F 'g- 47- 



! ! Sporophydia aggregated, often 2; elon- 

 gated and slender. 31. sub-spe- 

 cies virgata A. Br. 

 Stria? on the nucleus not prominent. 3oc. 



sub-species leiopyrena A. Br. 



GO Segments of the first division of the leaves 

 short; nucleus, 300-330 long. 32. sub- 

 species Wahlbergiana A. Br. 



b) Segments of the second division of the leaves 

 commonly 4 to 6, with an acuminate slen- 

 der mucro ; nucleus 300-360 long. 33. 

 psetido-flabellata A. Br. 



