Thalictrum angustifolium, JZ. 
urope, &c. 
— var. nigricans, ( DC.). 
aquilegifolium, Z. Europe, &c. 
pe, &e. 
— var. i ei ce (Lej. 
& Cou 
glancum, Desf. Aes 
Eur 
minus, po: 
— var. affine (Jor ^s 
ar. concinnum (Willd.). 
— var. elatum 
— var. pubescens (Schleich. » 
— var. purpurascens( Georgi). 
Thelesperma filifolium, 4. Gray. 
N.W. America. 
Thermopsis lanceolata, R. Br. 
Siberia. 
montana, Nutt. N. America. 
Thlaspi alliaceum, L. Europe. 
alpestre, L. Europe, &c. 
arvense, L. Europe, &c. 
ceratocarpon, Murr. 
Minor, &c. 
perfoliatum, L. Europe, &c. 
p x, Wulf. Austria. 
Thymus azoricus, Lodd. Azore 
eomosus, Heuff. Transat 
Asia 
ania. 
Surpyllum, L. Europe, &c. 
Tigridia Pavonia, — Ker-Gawl. 
Mexico. 
Tinantia fugax, Scheidw. Tropi- 
al America. 
Tinguarra sicula, Benth. § Hook. 
f. Sicily, &e. 
Tofieldia calyculata, Wahlenb, 
Europe, &c. 
Tordylium cordatum, Poir. Crete, 
&c. 
Trachelium caeruleum, L. W. 
Mediterranean region. 
Trachymene pilosa, Sm, Australia. 
Tragopogon majus, Jacg. Europe. 
orientalis, L, Europe, de. - 
Trifolium bifidum, Gray. var. 
ecipiens. California. 
incarnatum, zs 
Lagrangei, Boiss. Or ient. 
leucanthum, B ieb. cin. &c. 
medium, Z are 
minus, Sm. Eur Pone: 
multistriatum, Koch. E 
uro 
patie ae m, L. Europe, &c. 
Perrey mondi, Gren. & Godr. 
Fran 
iic. L. Europe. 
repens, 1. Europe. 
resupinatum, Z. Europe. 
roscidum, Greene. California, 
tridentatum, Lina N. 
America. 
ia, eh maritimum, Z. Europe. 
alus ope. 
e, L. Euro 
Trigonella taidat, iy S. 
rope. 
coer flex, Ser. E. Europe. 
cretica, Boiss. Crete. 
Foenum-graecum, L. 
Europe. 
ovalis, Boiss. Spain. 
Trillium grandiflorum, Salisb. N, 
| America. 
Trinia OEE Bieb. E. Europe. 
Kitaibelii, Bieb. E. Europe, 
&c. 
Tripteris cheiranthifolia Schultz. 
Abyssin 
Trisetum disertis Beauv. 
E 
flavescen’, Beauv. Europe, &c. 
Triticum Aegilops, Beauv. Orient. 
durum, n S. Europe, N. 
Africa 
monococcum, L. Europe. 
ovatum, Rasp. Europe. 
triunciale, Rasp. Europe. 
Tritonia er ora, Hort. 
