POTENTILLA.—COMARUM. 91 
axils, sometimes solitary, usually in pairs. Leaflets blunt, rough 
or hairy on their ribs and margins. FI. on long stalks yellow.— 
B. sericea ; 1. and cal. covered with long silky hairs on both sides. 
—Road-sides and banks. 8. Usan, Forfarshire. Mr. Lindsay 
Carnegie. P. VI—IX. 
8. P. Tormentilla (Nesl.) ; st. procumbent or ascending, 1. ter- 
nate sessile or shortly stalked, lower 1. quinate on long stalks, 
leaflets lanceolate incise-serrate or obovate-cuneate, pet. obcor- 
date their claw very short, carpels longitudinally wrinkled.— Tor- 
mentilla officinalis (L.) E. B. 863. St. 34. 12.—Leaflets acute, 
somewhat hairy. L. all nearly sessile except the lowest which 
often have long stalks. Stip. deeply cut. FI. small, yellow, 
usually with 8 sep. and 4 pet.—8. P. mixta (Nolte); lts. obovate- 
oblong acutely serrate stalked, stip. entire. A hybrid between No. 
7 and 8.—y. P. procumbens (Sibth.); leaflets obovate-cuneate 
deeply cut, |. all shortly stalked, stip. entire or trifid. Fl. usually 
larger. T. reptans L., E.B.864.—In dry places. y. Woods and 
hedge-banks. P. VI.—VIII. 
** Hairs on the receptacle elongated, carpels hairy at the scar 
or all over. 
9. P. fruticosa (L.); shrubby, 1. pinnate, leaflets mostly 5 ob- 
long acute entire hairy with revolute margins.—E. B.88.—St. 
3—4 feet high. Fl. large, yellow, terminal, somewhat aggregated. 
—Teesdale. Wastdale. Galway. Clare. Sh. VI. Vit E. I. 
[10. P. alba(L.); st. weak ascending, 1. quinate, leaflets elliptic- 
oblong narrowed below silky beneath tipped with converging ser- 
ratures, filaments and carpels glabrous except at the scar of the 
latter.—E. B. 1384. St. 4. 2.—Fl. white. Stem-l. ternate.— 
Said to have been found in Wales. Huds. P. VI.] E.?2 
ll. P. tridentata (Sol.); st. woody creeping at the base, 
1. ternate, leaflets oblong-cuneate with 3 teeth at the end glabrous 
above hairy beneath, filaments glabrous, carpels downy.—E. B. 
9389.—F1. white.—“ Werron Hill, and East rocks Loch Brandy,” 
Clova. Mr. G. Don. P. VI. Ss. 
12. P. fragariastrum (Ebrh.); st. procumbent, |. ternate, leaf- 
lets roundish obovate serrate silky on both sides, carp. glabrous 
except at the scar smooth or wrinkled transversely.— E. B. 1785. 
—FI. small, white —Woods, banks. P.IV.V. Barren Straw- 
berry. 
9. Comarum Linn. 
1. C. palustre (L.).—E. B. 172.—St. ascending, 1 foot high, 
reddish. Li. pinnate. Leaflets 5—7, elliptic-oblong, acute, 
sharply serrate. Fi. several, dark purple; cal. pwple within; 
pet. small. Differing from Potentilla by its enlarged spongy re- 
ceptacle.—Marshes and peaty bogs. P. V U. 
