INDEX—COLLECTIONS 
Tainturier 
— P. flavescens 
Tate 
129(198). P. supravenulosum 
Tatnall 
— P. flavescens 
Taylor (see Nash) 
28, 415. P. racemosum 
223, 338, 481, 497. P. antillarum 
328. P. hexastichum 
Thomas 
— P. coloradense 
Thornber (see Griffiths) 
144. P. ealifornieum 
100. P. Coryae 
Thurber 
(1851). P. juniperinum 
865. P. laneeolatum 
Tillotson 
8329. P. densum 
Tonduz (see Pittier) 
1393, 7884, 10110, 12215. P. graeil- 
ispicum 
1840, 7840 pp., 13142. P. Heydea- 
num 
3900, 6638. P. ceibanum 
6863. P. crassifolium v. 
11457, P. quinquenervium 
11458-9. P. piperoides 
7840 pp., 12179. P. Tonduzii 
12749. P. supravenulosum 
13705, P. robustissimum 
Torrey 
— P. flavescens 
Toumey 
(1894), 14, 291. P. ealifornieum 
(1894), 2, 288, 290. P. Coryae 
(1894, 1895), 10, 292. P. juniperi- 
num 
(1894), 33, 289. P. macrophyllum 
(1895). P. eapitellatum . 
Townsend 
(1899). P. Townsendi 
— and Barber 
> 164. P. juniperinum 
Tracy (see Baker; Earle) 
— & Earle 
188. P. Engelmanni 
Trelease 
— P. flavescens 
y (1892). P. densum 
' (1892). P. villosum v. 
>(1897). P. Engelmanni v. 
2 (1901). P. californicum v. 
(1915). P. flavescens v. 
362. P. Coryae f. 
363. P. eapitellatum 
Triana 
2777. P. turbinispicum 
2778. Р. Trianae 
Trudeau 
— P. flavescens 
von Tuerckheim 
435, ii 2045. P. Rondeletiae 
2616. P. antillarum 
3284. P. hexastichum 
7661. P. stipiticarpum 
7967, 8574. P. supravenulosum 
8745. P. piperoides 
«ii 2168. P. falcifolium 
Tweedie 
— P. faleifrons 
Tweedy 
596-8. P. juniperinum 
Tyler 
(1904). P. Engelmanni v. 
Uhde 
1026-7. P. velutinum 
Lao 
850. P. piperoides 
1791, 4598. P. erasifolium 
4800. P. piperoides f. 
4938. P. linearifolium 
5251. P. laxitiorum 
6664. P. huallagense 
6681. P. Urbanianum 
6948. P. tunaeforme 
7243. P. Caesalpiniae 
Underwood & Earle 
1311. P. piperoides 
