388 COMPOSITAE 
95. ANTHEMIS L. Sp. Pl. 893. 1753. 
Annual or perennial, aromatic herbs, usually with leafy stems. Leaves alternate, la- 
ciniately incised to pinnately or bipinnately parted. Heads solitary at the ends of the 
a ; 
phyllaries many, subequal or imbricated, dry and scarious. R le convex, hemispheric 
or conical, receptacular bracts sent at lea the summit, hyali y rtilagi- 
nous, slender or broader, sometimes enclosing the achene wers pistillate, fertile 
sterile. Disk- ers ct, tube cylindric or compressed, throat narrow m 
campanulate, lobes short ah cucete truncate or obtuse, times penicillate n 
thers entire at base, ovate, acute, obtuse at apex. Achenes ellipsoid, terete or obcom- 
Sabai ribbed, Sa Ay smooth or ihercutate Pappus wanting or a short crown. [Ancient 
e of the cham 
eo genus of about a species, natives of Europe, Asia. and Africa. Type species, Anthemis nobilis L. 
Annuals; rays whit 
igsites cs dee subulate or awn-tipped, firm 
Bracts of the receptacle present only toward = middle; — of the achenes tuberculate. 
1. A. cotula. 
ceptacle bracteate throughout; ribs of t 2. A. arvensis. 
Rece ties bracts oblong, hyaline 3. A. fuscata. 
ple rays yellow 4. A. tinctoria. 
1. Anthemis cotula L. Mayweed. Fig. 5667. 
Anthemis cotula L. Sp. Pl. 894. 1753. 
Anthemis foetida La FL. F 2: 164. 
Ta 
Maruta vulgaris Bluff & Fingerh. Comp. Ee a 2: 392.1825. 
Maruta c a:6:-135— 1837. 
Matricaria pubalcedi Schultz-Bip. Bonplandia 8: 369. 1860 
Ill-scented, leafy, erect annual 1-6 dm. high, usually much branched. Leaves 2-6 cm. lon 
sparsely hairy, bi- or tr ‘pinnatifid with linear divisions; heads wer numerous, Peart esiocor 
at maturity, solitary at the ends of the branches, the peduncles x m. long; phyllaries 
loosely short-villous, with a ish or gree ish, thickened wi el and ine margins; 
receptacle conic, the receptacular bracts a nl boue the middle, slender, subulate, firm, 
about m ray-flowers sterile, the rays 6-11 mm. long, oblong; disk-flowers pte 
funnelform ; achenes rea 5 mm. long, ni Shealng anid. with about 10 tuberculate ribs; pappu 
sah introduced European weed very common in disturbed areas and waste places in the Pacific States; also 
common throughout the United States. May-—Sept. Dog Fennel. Stinking ae mile. 
2. Anthemis arvénsis L. Field Chamomile. Fig. 5668. 
Anthemis arvensis L. Sp. Pl. 894. 1753. 
Leafy, more or less br a villous-puberulent annuals 1-6 dm. high, often decumbent at 
se, not ill-scented. Leaves 3-5 cm. long, bipinnatifid, equaling or shorter than the inter- 
nodes ; heads alanis at the ssids of the branches, the geen ae Ni 4-11 cm. long, phyllaries villous- 
t ntose, narrowly hyaline-margined ; receptacle low-conic, chaffy throughout, the rece ptac cular 
es t wn-tipped 
—13 mm. long; dis 
achenes 1. mm. long, quadrangular ied peace Sice <a) below, 8-10. ribbed, ‘be Phe smooth ; 
pa nae: a big crown 
ommon in cultivated land and wots places west of the Cascade Mountains in 
ve urop 
Washin, — and Oregon te siren i in Whitman County, Washington, and Garberville, Humboldt County, 
California; also established in eastern United States. Ma ay—Ju on 
3. Anthemis fuscata Brot. Dusky Chamomile. Fig. 5669. 
Anthemis fuscata Brot. Phyt. ree 1: 15. pl. 28. 1816. 
Maruta fuscata DC. Prod. 6: 1837. 
Erect annual 1.5-2 oe high, branching from the base, glabrous or sparsely puberulent. 
s 1.5-4 cm. long, cingutcle parted to the midrib, the narrow divisions pinnatifid into few 
linear acute lobes; heads rather few, solitary the ends of the branches; phyllaries about 3- 
vate-oblong, the thickened greenish midportion triangular in outli ide outer 
part hyaline, dark brown; receptacle hemispheric, the r eptacular bracts 3 mm. or more long, 
pm ae the disk-flowers, oblong, hyaline, tinged with brown; rays 12-15 mm Saag nar- 
wly oblong, white with a Agile! ish base; disk-flowers tubular; ‘achenes about 1 m . long, 
cllipsoi, ‘finely ge’ pappus 
nean region wal pen hs near Asti, ae tas County, palitoenie, March-April. 
9 1753. 
receptacle conic nae tacular bracts hyaline, concave, oblo: ig, ob ache - . long, turbinate. 
pe sa 3-angl none. A European ane much —— in gardens. It has been collected at Fort a 
Mendocino County, ¢ California. sc discoid form of A. nobilis is used exte nsively as a ground cover and perhaps 
may be found as a garden 
