Finbristylis.] CXLIII. CYPERACER. 299 
Spikelet ovate or oblong. Style-branches 2 
Spikelet 1 to 13 lines broad. Nut tuberculate. 
s numerous, filiform. Flowers all herm 
phrodite . 3 . 10. F. ar dmn 
Stems leafless. Upper flowers female . 11, F. androg: 
Spikelet 2 lines broad. Nut (smooth ?) "rather 
broad. Leaves jew. narrow . 12, F. subbulbosa. 
Spikelet 2 e broad. ay narrow-oblong, ‘striate 
and ca ate. Stems léafles 13, F. tetragona. 
ce ovate, € erect Style- iebailios 3. Nut tubercu- 
Nat tbs ad; 3-furrowed, - p stipes. . . . . 4. F frigastrocarya. 
Nut 3-ribbed, on a short . . 5 15. F. monandra. 
eket globular, erect. p aa ee 3. Leaves 
umerous 
Spiele white, 2 Hie 3 lines diameter. _ e m 
ded aa hyaline win, 16. F. pterygosperma. 
Spikelet chow a to 1} lines diameter 17. F. spherocephala. 
Spikelet nodding, brown, €: or its 3 lines 
diameter, Tan long and flat . 18. F. xyridis. 
(Seealso 35, F, spiralis and 37, F. leptoclada, wbich have sometimes solitary spikelets.) 
Seer. II. Abildgaardia. — Spikelets solitary or Sew, flat with distichous glumes, ir 
narrow and spiral in 2 or rarely 3 rows. Style-branches usually 3. 
Spikelets solitary, narrow, usually spiral. Glumes long, 
ous or scarious. 
Glumes scarious, acuminate, with erect p Feria ts rs oxystachya. 
Glumes rigid, opaque, ias 5 closely pier PUn. SUI macrantha. 
S Glumes rigid with lon. ved points 31. F squarrulosa. 
pikelets often several, sary flat, dran distichous or 
slightly spiral. 
Leaves few, narrow-linear, rigid. Spikelets solitary or 
rarely 2 or 3, pale orn nearly W hite . 2, conser 
tems tall, leafless. S Meis pe to 5, pale-coloured . 93. F. Brown 
Leaves nume erous, n ‘Ste 
Bpikislets 4 to 6, rich brow cien os e 1.2. FX. Delthyi. 
um or. IIT. Dich helostylis. gs ic — usually numerous. — Glumes imbricate 
round, Style-branches 9. Nut bicon 
EN es leafy at the base. Stems under 1 d 
ut sm or very minutely striate or cance 
Silly dS i ts baise the | hairs € or 
exed over D nut . . . 28. F. velata 
y Siri bur "pum a 96. F. estivalis. 
with distin tudinal strim or ribs and. trans- 
oai cancellate - 
Spikelets numerous, under 2 lines long . . 27. F. dichotoma, 
Spikelets shout 5 or fewer, ne 2 e long . . . 28. F. depauperata. 
Perennials, often above hig 
Nut with distin distinct lo; dies stris or ribs and trans- 
wens y rugo "Style flat, ciliate. Leaves often 
Spikelets p ts, pale coloured, about 4 lines long. Leaf- 
29. F. spirostachya. 
Spikslete u cgi brown, about 3 lines, Leaves 
x glabrous . . 90. F. di iphylla. 
nor or rugose i 
- Style distinctly ciliate. 
