Calostephane.] LXX1II. COMPOSITH (OLIVER AND HIERN). 363 
alternate petiolate nearly entire. Capitula loosely cymose-panicled 
pedunculate. 
A monotypic genus. 
1. ©. divaricata, Benth. in Hook. Ic. Pl. 1111. Divaricately 
branched herb, 2 ft. or more high; branches slightly striate, alate 
above, puberulous or above scaberulous. Leaves ovate or lanceolate, 
subobtuse, cuneate at the base into alate petiole, glandular-punctate, 
membranous, denticulate or subentire, 3-2 in. long by 3-4 in. wide ; 
midrib asperulous with short hooked bristles ; petioles shorter than the 
leaves, dilated below and decurrent, asperulous at the alate margins. 
Capitula depressed-globose, 4 in. wide by } in. high, on distinct unequal 
terminal and subterminal peduncles. Scales of the involucre linear- 
subulate, uniseriate, not wholly contiguous, acute, with hooked bristles 
outside. Receptacle din. diam. Achenes costate somewhat falcate ; 
ribs setulose. 
Mozamb. Distr. Kaimba Island, opposite Tette, Dr. Kirk! 
47. PULICARIA, Gaert. ; Benth. et Hook. f. Gen. Pl. ii. p, 335. 
Capitula heterogamons, radiate or discoid, outer florets 9. Invo- 
lucre hemispherical ; bracts narrow acute pauciseriate, outer more or 
less herbaceous usually shorter. Receptacle foveolate or punctate. 
y-florets ligulate or limb of corolla minute. Anther-base sagittate 
inely tailed. Achenes subterete or ribbed. Pappus more or less dis- 
tinetly duplex, outer usually minute cupuliform dentate, inner setace- 
ous.— Herbs usually hairy or puberulous with alternate sessile often 
amplexicaul entire or toothed leaves and solitary or cymosely panicled 
yellow capitula. 
A considerable Old World genus of the Tropics and Northern temperate zone. 
Pappus biseriate; outer pappus cup-shaped, toothed ; 
inner pappus composed of scabrid sete. oo 
aves petiolate 2 2... 1. ww wee ee OP. petiolaris, 
aves sessile or the lowermost ones petiolate. 
Sete of the inner pappus 7-8. 
Outer involucral bracts herbaceous. Sete of the . . 
pappus barbellate towards the tip . . . . 2. P. Riippellii. 
Outer involucral bracts dark brown at the apex. 
ete 0 -barbellate at the 
apex |. Paras Plumose-barbelate 0° 3. P. Kurtsiana, 
Sete of the inner pappus 10-15. Receptacle punctate 
or areolate. . 
Leaves narrowed, not amplexicaul at the base. . 4. P. Grantit. 
eaves auriculate-amplexicaul. 
Leaves mucronate, denticulate, flat. . . . . 5. P. vulgaris. 
Leaves obtuse, not mucronate, dentate, often 
undulated . . . 6. P. undulata. 
P Sete of the inner pappus 20. Receptacle alveolate . 7. P. Hildebrandtit. 
‘ppus biseriate ; outer pappus of short sete; inner of 
onger setze eX 
8. P. Renschiana. 
P, a4ppus 
subuniseriate, of sets with a few short ones . + 9, P. crispa. 
