TRIFOLIUM. 
141 
their teeth very small and scarcely visible without a lens, often 
entire ; veins equal and straight throughout i. e. not arched at the 
margins. Stip. ovate setaceo-acuminate, broad membranous and 
nerved at the base especially the uppermost. Heads mostly 
quite sessile, and even when terminal or when shortly peduncled 
accompanied by one or more 1., the broad dilated ovate stip. of 
which closely embrace them. Cor. pale rose permanent. Cal.- 
teeth erect or slightly spreading very narrow acuminate, after 
fl. subulate straight and parallel, somewhat stiff bj.it scarcely 
pungent. Tube strongly nerved turgid contracted at top and 
bottom densely hairy ; throat open but a little contracted and 
hairy; the teeth nearly smooth or with only a few scattered 
hairs. After fl. characterized by the pale or whitish heads and 
remarkably turgid urceolate berry-like cal. with straight erect 
or very slightly spreading awn-like stiffish teeth. The cor. 
never drops, but remains in a brown withered state, concealing 
the throat of the cal. to the last. Pods 1-seeded. Seeds glo- 
bose-ovoid turgid y. pale ; rad. not prominent. 
8. T. scabrum L. 
Hairy-pubescent dull hoary gr. ; st. procumbent flexuose ; 
lfts. obovate or obcordate denticulate, their veins thickened and 
curved at the mare/ins ; heads rather small ovate sessile bracteate 
at the base solitary lateral and terminal, in fr. more oblong 
hard and prickly ; cal. 10-ribbed hairy, teeth rather large and 
conspicuous acuminate-cuspidate as long as or longer than cor., 
the midrib excurrent very strong and prominent , in fr. widely 
spreading or recurved very hard and prickly with the tube cylin- 
dric. — l)esf. ii. 199 ; Brot. ii. 107 ; II. Fl. Sc. i. 219 ; EB. t. 903 ; 
Sm. E. Fl. iii. 306; DC. ii. 192 ; Spr. iii. 217 ; WB. ! ii. 74; 
Seub. Fl. Azor. 49. no. 373 ; Koch 189 ; Bab. 77. — Herb. ann. 
Mad. reg. 1, cc. PS. reg. 2, 3, 4, ccc. ND. u - GD. reg. 2, it ; 
SB. reg. 2, it. — Bockv dry sunny waste ground near the sea 
general; along the Caniyo road a little out of Funchal; P ta S. 
Lourenyo about the Piedade, &c., plentifully. In PS. hillsides 
everywhere up to the highest peaks. March-June. — An incon- 
spicuous insignificant little pi. with rather dark dull greyish 
herbage and strong stiff woody often purplish-brown st. from 
3 to 6 or 8 in. long, which are sometimes erect, and mostly 
jiexuose or zigzag. Lfts. dark dull gr. pale-spotted somewhat 
harsh or coriaceous. Stip. small ovate abruptly pointed or acu- 
minate nerved submembranous. Whole pi. hairy or downy, but 
remarkably harsh and stiff, the heads particularly after fl. be- 
coming very rigid and almost prickly. Fl. small inconspicuous 
white. Cal. -tube pale, the throat closed by 2 callous lips, teeth 
gr. sharp hard and still'. Pods 1-seeded ; seed ovate oblong 
tawny-y. ; radicle not prominent. 
