620 BENGAL PLANTS. [Cotula. 
1108. CoruLA ANTHEMoIDES Linn.; F. B. I. iii. 316; E. D. 
C. 2025. 
Behar, very rare. 
weak, diffuse weed. Hind. Babuna. __ 
1104. Coruna HEMIsPHmRICcA Wall.; F. B. I. iii. 316. Artemisia 
hemispherica F. I. iii. 422. 
Tirhut ; N.C. and E. Bengal; Chittagong. 
An erect weed. Hind. Babuna. 
487, Centipeda Lour. 
Annual or perennial herbs; leaves alternate, entire or toothed. 
Flower-heads small, sessile on the branches or racemose, disci- 
form, yellow; outer florets female, many-seriate ; disk-florets few, 
hermaphrodite, all fertile ; involucre hemispheric ; bracts 2-seriate, 
spreading in fruit; receptacle naked. Calyx-limb obsolete. Petals ~ 
of female florets connate in minute, obscurely toothed corollas ; of 
hermaphrodite florets connate in regular, short-tubed corollas, 
with 4-fid, campanulate limb. Stamens syngenesious; anthers 
with obtuse, entire base. Style of hermaphrodite florets with 
short, truncate arms. Cypsela 4-angled, with obtuse tip; angles 
hairy ; pappus.0. 
1105. CENTIPEDA ORBICULARIS Lour.; F. B. I. iii. 817; E. D. 
C. 913 rtemista sternutatoria F. I. iii. 423. 
In all the provinces. 
A diffuse perennial weed of damp places. Hind. Nakh- 
chikni, pachitti ; Beng. Mechitta. 
488. Spheromorphea DC. 
A small perennial herb, pubescent with crisped hairs, with 
woody rootstock and prostrate, somewhat woody branches ; leaves 
alternate, sessile, obovate. Flower-heads axillary, subsolitary, 
female, many-seriate; inner fewer, hermaphrodite, fertile ; 
involucre hemispheric; bracts y-seriate, oblong, obtuse, corl- 
us, incurved in fruit; receptacle naked. Calyz-limb obsolete. 
corollas, inflated below; of hermaphrodite florets connate in 
regular tubular corollas, with 4-cleft limb. Stamens syngenesious, 
anthers with obtuse, entire bases, Style of both female and her- ; 
