INDEX. 
Page 
Trichomanes apiifolium, 26; auri- 
culatum, 26; brachypus, 34; 
crispum, 34; digitatum, 26; 
flabellatum, 197 ; pallidum, 26 ; 
parvulum, 26 ; rigidum, 26, 197 ; 
saxifragoides, 26; Smithii, 26. 
Trichostachys aurea, 273; ciliata, 
273; longifolia, 273; petiolata, 
273; vaginalis, Hn. sp. n. (Pl. 
VIII.), 263, 275. 
Trichostomum Barbula, 738 ; cris- 
pulum, 737 ; mutabile, 738 ; to- 
phaceum, 737. 
Trifolium angustifolium, 417; ar- 
vense, 417, var. Preslianum, Ball, 
417; atlanticum, Ball (Pl. 
XVIIL), 418; Bocconi, 417; 
bracteatum, 418 ; Cherleri, 419 ; 
fragiferum, 421; glomeratum, 
419, var. condensatum, Ball, 
419; humile, 419; isthmocar- 
pum, 420; lappaceum, 417; 
ligusticum, 417; maritimum, 
418; procumbens, var. cam- 
pestre, 421, 739; repens, 419; 
resupinatum, 421; scabrum, 418; 
spumosum, 420 ; stellatum, 419 ; 
strictum, 419; subterraneum, 
420; tomentosum, 421. 
Triglochin Barrelieri . A T 
Trigonella monspeliaca, 411 ; poly- 
cerata, 411, var. atlantica, Ball, 
411. 
Trisetum flavescens, 718 ; 
ceum, 718; pumilum, 718. 
Tristan d’Acunha, lichens of . . 222 
Triticum elongatum, 731; horde- 
aceum, 730 ; junceum, 730 ; vil- 
losum, 730. 
Tritonia, characters of. . 18, 161 
aurea, Pappe, MSS., 163; 
Bolusii, 163; crocata, 162, var. 
aurantiaca, 162, var. coccinea, 
162, var. purpurea, 162, var. 
sanguinea, 162; deusta, 162; 
hyalina, 163;  miniata, 162; 
scillaris, 163; squalida, 163; 
undulata, 163. 
Trypethelium cruentum . . . . 217 
682 
pani- 
Tunica compressa. . . . . . 355 
prolifera... - =. 990 
urbana omata - . > : * : 9 
Typha angustifolia . . . .. 684 
Ulex africanus, 401 ; bæticus, 401, 
var. congestus, Ball, 401; Boi- 
vini, 401, var. megalorites, Ball, 
402. 
Ulmus campestris . 
. 666 
771 
Page 
Ulva latissima . E oriri 
Unearia africana . . . . . . 268 
Urceolaria seruposa . . . . . 228 
scruposa bryophila . . . 219 
Urginea authericoides . . . . 688 
mariima . . . 687 
Uromyces deformans, 
op. n ELD v 
Urophyllum Afzelii, 265 ; callicar- 
poides, 265; hirtellum, 265 ; in- 
sulare, 265; micranthum, 265; 
paucinerve, 265; rubens, 265; 
viridiflorum, 265. 
Urospermum Dalechampii . . . 551 
picroides —- —- —- s 
Urtica dioica, 665, var. procera, 
665 ; membranacea, 665; piluli- 
fera, 664 ; urens, 664. 
Uses of a commercial cane, noteon 1 
Usnea ceratina, 224; dasypoga, 
228; microcarpa, 224; trulli- 
fera, Nyl.sp.n. . . . + . + 224 
Ustilago carbo... - +--+ - . 52 
Vaillantia hispida . . . - + . 275 
muralis -e 0. ste OOO 
p. & Br. 
= 52 
Valeriana tuberosa . . . . . 490 
Valerianella Auricula, 491; cari- 
nata, 492; discoidea, 491 ; micro- 
carpa, 492. 
Valonia egagropila . 7 
Vangueria abyssinica, 269 ; canthi- 
oides, 269 ; concolor, 269 ; edu- 
lis, 9, 269; euonymoides, 269 ; 
infausta,262 ; membranacea, 269 ; 
pauciflora, 269 ; senegalensis, 
269; tetraphylla, 269; umbellu- 
lata, 269 ; velutina, 269. 
Vangueriez, tribe of Rubiacee . . 268 
Vaucheria s o =e e o oe 6 
Vegetable Poisons, on the nature 
and mode of use of . . . . 55 
Velezia rigida 354 
Verbascum calycinum, 582; Cos- 
sonianum, Ball, 583; Heense- 
leri, 584; Hookerianum, Ball, 
584; Lychnitis, 583 ; sinuatum, 
583, 740. 
Verbena officinalis . . . + « 607 
supinà. > . - + > . . 607 
Veronica agrestis, 601 ; Anagallis, 
599 ; arvensis, 600 ; Beccabunga, 
599; cuneifolia, var. atlantica, 
Ball, 599 ; Cymbalaria, 601 ; di- 
dyma, 601; hederifolia, 601 ; 
Tournefortii,600 ; triphyllos,600. 
Verrucaria sethiobola, 221; albes- 
cens, var. subochracea, 227; cin- 
chonse, 220; congestula, Strn.sp. 
