164 COMPOSIT (Harv.) [Matricaria. 
or with a short, toothed, or entire crown-like or earshaped pappus. DC. 
Prodr. 6, 50. 
Herbaceous, mostly annual, glabrous, branching, chiefly from the Northern Hemi- 
sphere. Leaves multipartite with narrow linear lobes. Heads solitary or corymbose. 
Rays when present white ; disc yellow. 
I. Ev-Marricarta. Hds. radiate; rays ligulate, white, long orshort. (Sp. 1-5.) 
Ach. without pappus. Lys. glaucous. Rays short, oblong (1) nigelleefolia. 
Achenes with an entire-edged, truncate, frill-shaped pap- 
pug... Rays long, slender ors 2 sgn 2 sae 
Ach. of dise with a sharply-toothed, unequal sided pappus. 
Diffuse. Lower leaves bi-pinnatifid, upper pinnatifid. : 
Sparsely pilose or glabrous. Recept. globose... (2) Capensis. 
Leaves copiously hispid-pilose. Recept. conical (5) hirta. 
Erect. Leaves glabrous, 20 Seems .. «+ (4) glabrata. 
Il. Anwactipea. Heads discoid. (Sp. 6-11). 
* Pappus rim-like, subentire or denticulate, equal-sided : Cor. 4-toothed. 
Pedunc. terminal, one-headed, scattered or subcorymbose : 
Inv.-scales obtuse, glabrous. Heads globose ... (6) globifera. 
Tny.-scales obtuse, tomentose. Heads depressed (7) grandiflora. 
Inv.-scales acuminate, glabrous. Cor. lobes taper- 
(3) tenella. 
poiited i.e ..  e Ge  ae Si. Tse 19). SOURIONR, 
ae densely corymbose ; corymbs branching, many- 
eaded ee 
ore ee er ee 
* Pappus unilateral, ear-shaped, nearly as long as the achene. Cor. 5-toothed. 
Leaves bi-pinnatisect ; lobes and lobules narrow ... (10) albida. 
Leaves simply pinnatisect, lobes flat, lmear ... ... (11) dichotoma. 
Sect. 1. Eumarricaria. (Sp. 1-5). 
1. M. nigellefolia (DC. 1. c. 50); glabrous or hispidulous, glaucous, 
diffuse or procumbent ; leaves sessile, bi-pinnipartite above, with multi- 
fid, linear-lanceolate, acute, nerved lobes, the lowest lobes simple, short ; 
pedune. not much longer than the leaves; inv.-scales obtuse; rays 
oblong, entire; recept. globose; pappus none ; disc-fl. 4-toothed, their 
achenes 4-angled. 
ant. 8. tenuior (DC.) ; inv.-scales subacute ; rays bilabiate, each lip entire. 
o by Co 
2. M. Capensis (Linn. Mant. 115); erect or diffuse, much-branched, 
thinly pilose or glabrous; lower leaves bipinnatisect, the upper simply 
pinnatisect, the lobes linear, flattish, fleshy, acute; pedune. elongate ; 
invol, scales obtuse, with a wide, scarious-membranous margin and tip ; 
dise-fl. 4-toothed ; pappustoothed, unilateral or uneqnal-sided, 7h./ Cap. 
693. DC.l.c.50. M. Africana, Berg. Cap.296. Cotula Capensis, L. Sp. 287. 
Has. Cape, Thunberg! Verreauc! (Herb. Th., D., Sd.) 
_1-2 feet high, much-branched, annual. Leaves 1-2 inches long; the lobes 4-1 line 
wide, Pedune. 3-6 inches long. Dise-fl. reddish or yellow. 
