APPEI^DIX. 
485 
$ 2. MUCEONEA, T. & G. luvolucre 2-4-sided, 2-4-lobed, cliaitaceous-coviaceous, the lobes herb- 
aceous, straight-awned ; stamens 9, inserted at the base of the 6-parted calyx. Annuals of Pouth- 
em California, paniculately mnch branched ; involucres in the forks and scattered upon the 
slender branches ; cauline leaves and bracts similar, aniplexieaul, more or less stellatdy :?-lobed, 
cusped or awned ; llower more or less pedicelled. ' ' 
^ 12. C. PERFOLIATA, Gray. Slightly hirsute and glandular or glabrous; leaves p.. iloliai.' ; involucre 
4-sided, the teeth shortly and uneqnally subnlate-awned ; calyx-segmeuts laciniati- aliovc. 
13. C. Caufornica, Gray, More hirsute; leaves claspiug, the nppt-r dec jily :;-l<.Iic<l ; iu vuhu i <■ n.ui- 
pressed, usually 2-lobed and 2-awned, rarely 3-4-sided, the adititioual awns shot tci ; calyx-lolx s . i,t ire. 
$ 3. ACANTHOGONUM, T. & G. luvolucre 3-5-toothed or lobed, coriaceous, ih,. tube tiansv.tiscly 
veined or ridged, the lobes unequal, immavginate ; stauiens C,~[), on the throat of the G-lobed calyx, 
the filaments and anthers short. Dwarf annuals, Avith ovale or sjiatulate entire petioled pointless 
leaves, the involucres more or less clustered; llower pedicelled, sJigiKly braeteolate. 
* Involucre broadly triangular, 3-ribbed, {3-toothed; bracts unarmed. 
14. C. POLYGONOiDES, T. & G. Diffusely much-branched, depressed, loosely 1 
high ; leaves and bracts spatulate, the uppermost sometimes mucrouate; involucres raiher loosely pauie- 
ulate-clustered, at length hardened, the 3 lobes triangular-subulate and awned witb a somewhat hooked 
spine, the 2 intermediate ones small; stamens 6.— California, (Kattau.) 
^ * Involucre triaugidar, 6-ribbed, triful ; bracts spiny. 
15. C. KiGiDA, T. Sc G. Dwarf, woolly^ or touu'iitose; involucres se--ile. snrronndeil hyilie elon- 
gated awn-shaped at length indurated bracts, the lobes unequal, with a strai-lii eiis]). and io!iL;< r ili.ui 
the short tube ; stamens 9. See page 312. 
* * * Involucre with a narrow terete tube without ribs, the 3-.'> teetli and ihe rather small l)ract8 
short-cuspidate. Dwarfed annuals, 1-3' high, at length subcymosely l)ranehi d. 
16. C. CORRurrATA, T. & G. White-woolly; leaves ovate or round-o\ ;il : i nbe of tin- invojneie marly 
2" long, subclavate, strongly corrugated, a little shorter tlian the 3 ovate-lancinlai e eiir\ ed-jiointed 
lobes; calyx -tube attenuate at base, ; stamens 6-9. — S. California. 
17. C. Watsoni, T. & G. Hoary -pubescent; involucral-teeth 5, very uueiinal, l-'i dilated aiid leaiy ; 
calyx-tube cylindric ; stamens 9. See page 313. 
ALLIUM. 
A comparison of the specimens belonging to tliis genus in flie lu'rbarinnis of Dr. Graj-, Dr. Torrey, 
e~idi ralile assistance in thei 
III bulb-coatings, and 
!> i!!;!'!'^ Hontewhat 
■ hajir and 
,, - i:i i \ or Cfllular 
reticulation that occurs in some or all of the outer or inner coatings of tin- bulbs in se\ a l al of the species, 
and Prof. Eaton, is the basis of the following synopsis. 1^ 
determination of the species may be derived from rlie cli.i 
that the crestiug of the capstrle is subject to little variation. 
obscured in the mature fruit. The comparafiyc lent;! lis of tlie si \ ]e 
color of the segments of the perianth are usually jatiier less eonstan 
(either distinguishable by the naked eye or under a simjde h n,^ 
a vrvv i^nod d 
higher power for its satisfactory definition,) is t 
quently very distinctive. Our species may be ; 
$ 1. Cells 1-ovuled. Bulb crowning an < vi<,. 
not crested. 
1. A. TKICOCCUAI, Ait. Leaves oblong-ellii: 
to Wisconsin and south to Kentucky and N. Ca- 
$ 2. Cells 2-1 
* Bulb crowning a perennial roots' ' ' 
nlation; spathe 2-3-valved, (in 
(fl.) Capsn' 
2, A y. =..vvf. IT T., T,<»rtvps awl-shaped. 1e 
thepedi =' slightly er-t.Ml.—Cana.l:( :uid tlie ui 
Washiugtuu Ten 1 lory and Ai-.ska, (o^lCcyer;) Wind River Mo-nitniu- 
Walla River, Oregon, (Tolmie.) 
mstaiit ill il.' 
re.|uiriug a rather 
l!a.ract<'rH and fre- 
ii k ; eoat i ri 
.nl. 
Kngland 
'<(,•;) l-\aivi 
nous without distinguishable cro.S8-retic- 
<\.) 
iiiout 
i< beu an. 
i WalJa- 
