347 
iETHUSA, AMBROSIA. 
12—13. ADONIS. 26. 61. 
Exotic. 
aulumna'lis , (pheasant’s eye. Au. ©.) flowers 5 to 8-petalled ; fruit sub- 
cylmdric : petals erose, or emarginate. 
7—1. AESCULUS. 23. 66. 
Exotic. 
hippocasianum , (horse-chesnut. w. J. 1?.) leaves digitate, with about 7 
divisions: corolla 5-petalled, spreading: flowers in a panicled pyramid. 
15 f. 
5— 2. AETHUSA. 45. 60. 
Southern. 
divarica'ta , (E. w. Cistern erect, slender: leaves biternate ; segments 
narrow linear : umbels terminal, without involucre’s ; partial umbels 3 
to 5-flowered : fruit hispid. 
21—6. AGARICUS. 38. 12. 
campes'tris, pileus fleshy, flattish, having dark-yellow scales; lamell® be- 
coming yellowish-red ; stipe short ; the ring-volva rather incomplete. 
This is the common eatable mushroom. 
11—2. AGRLMONIA. 35. 92. 
eupato'iia , (agrimony. O. y. Ju. 2J..) cauline leaves interruptedly pinnate, 
the terminal leafet petioled : leafets obovate, gash- toothed, almost gla- 
brous: flowers sub-sessile; petals twice as long as the calyx; fruit his- 
pid. 2 f. S. 
10—5. AGROSTEMMA. 22. 82. 
githa'go, (cockle. O. r. J. Q.) hirsute; calyx longer than the corolla; 
petals entire. S. 
3—2. AGROSTIS. 4. 10. 
vulga ris, (red-top. O. J. 2f.) panicle with smoothish branches, spreading 
in maturity; outer valve of the corolla 3-nerved; stipule short, trun- 
cate. 18. i. 
alba , (white-top, bonnet grass. O. J. 21.) panicle with hispid, spreading, 
lax-branches; outer valve of the corolla 5-nerved ; stipule oblong. 
18 i. Var. decumbens , (florin grass,) stem decumbent. This variety is 
considered as a distinct species by some, and called stolonifera. S. 
6— 13. ALISMA. 5. 13. 
plantago , (water plantain. 6. w. Ju. 21.) leaves ovate-cordate, acute or 
obtuse, 9-nerved ; flowers in a compound verticillate panicle ; fruit 
obtusely triangular. Var . parviflora, flowers very small ; leaves oval, 
5 — 7-nerved, acuminate. 
6—1. ALLIUM. 9. 16. 
Exotic. • 
ce;>a, (garden onion. Ju. 21.) scape naked, swelling towards the base, lon- 
ger than the terete leaves. 
schcenopra'sum , (cives. Ju. 21.) scape naked, equalling the leaves which 
are terete-filiform. 
19—4. ALNUS. 50. 99. 
serrula'ta, (alder. O. r.-g. Ap. Jj.) leaves obovate, acuminate; veins and 
their axils hairy beneath ; stipules oval, obtuse. 9 f. S. 
