I’OA. 
389 
35. I’oA Linn. 
* Root fibrous j no stolons. 
t Lower branches of the ])anide solitary or in pairs. Dorsal 
ami inar<rinal nerves of the outer ])alc hairy. 
1. P. bidbosa (L.); panicle close erect, spikelets ovate of 3 or 
-1 acute webbed H., outer pale with 3 silky neiwes, upi)er sheath 
below the middle of the st. much longer than its leaf, lignle 
])rominciit acute. — E. B. lO/l. P. 89. R. Uil9. — Root fibrous. 
Base of the st. swollen and resembling a bulb. L. with a narrow 
white serra'ted margin. The st. soon wither and the bulbs lie 
loose upon the sand until the autumn, when they again fix them- 
selves. — 8andy sea-shores of the south and east. P. IV. V. E. 
2. P. annua (L.) ; ])anicle sjireading erect with a triangular 
outline, spikelets ovate-oblong of 5 or 6 free fl., outer pale with 
5 nerves all more or less silky, upper sheath longer than its leaf, 
lignle oblong acute. — E.B. 1141. P.40,41. R. 1(J21. — Root 
fibrous. St. ascending or prostrate. L. flaccid, often wavy, 
broad. Branches of the panicle patent or divaricated. — i3. su- 
pina ; outer j)ale glabrous or with a very few hairs on the midrib, 
branches of the panicle erect-patent, 1. narrow. — Very common. 
A. III.— X. 
3. P. minor (Gaud.) ; panicle oblong subovate, spikelets of 3 
or 4 webbed fi., outer pale with 5 nerves the dorsal and marginal 
hairy, upper sheath longer than its leaf which is folded and slightly 
incurved but tapering at the summit, up])ennost joint covered, 
upper ligule long acute, lower ones short rather blunt. — P. fiexu- 
osa Sm., E. B. 1 123. ? not of others. — Root fibrous. St. 6 — 8 in. 
high. Fl. often viviparous. — Lofty mountains. Loch-na-Gar. 
Prof. Balfour. “ Ben Nevis.” Sm. P. VII. VIII. S. 
4. P. laxa (Haenke !) ; panicle lax slightly drooping, sj)ikelets 
oblong-ovate of 3 fi’ee fl., outer pale with 3 hairy nerves, upper 
sheath longer than its ico/ which is fiat and taper-pointed, upper- 
most joint covered, ligules all long acute. — P. 38. — Root fibrous. 
St. () — 12 in. high. Fl. often viviparous; sometimes, it is said, 
slightly webbed. This seems certainly the Bohemian ])lant but 
most of my Swiss specimens appear to be P. minor. Perhaps 
they are not truly distinct. — Lofty mountains. Ben Nevis. Dr. 
Parnell. Loch-na-Gar. Prof. Balfour. P. VII. VIII. S. 
5. P. alpina (L.) ; panicle erect spreading when in flower, 
s])ikelets ovate of 3 or 4 free fl., outer pale with 3 hairy nerves, 
upper sheath longer than its leaf which is folded and rounded 
behind the summit, uppermost joint exposed, ligule long pointed. 
— E. B. 1003. P. 37 and 94. — Root fibrous, tufted. St. 6 — 12 
