Phyllostic’a 75 
ee 142, a 
ictetia aculeata 
ee Turquino, Scuba, Notes on 
Plants aes don by Mr. 
ae her 9 
tative ot a Ascent of 81 
Pieris s foribunda 
pigm a “hawehorn ts 
pimpernel 140, 
Pinochet esi 94 
eps 
139 
ee sake on 6 
de go 
Pinguicula 124, 126 
Pinus clusa 126, 127, 129, 143 
Elltottit 120 
Pilea 
pipewort 126, 140, 141 
Piper angustifolium 103 
Pipt ia 103 
plura. wild 1 
Plumier, Charles 34 
oe seh 
po: 
ce flamboyant or royal 52 
settia 
57 
pongo used as a prefix for Bolivian 
place-names 101 
Porto a Botanical Explorations 
n 49 
N. L. Britton, trip to 7 
Porsild, M. P. P, 48 
prairie-pink 1 39 
Prairie-grass I 
prickly-apple ee 133, 149 
a ly ly-pear 143, 151, 152 
bellata 119 
Pseudephoonis 33, 131 
33 
Psid ee ae 
Pteris 151% 
Publications of the Staff, Scholars 
and Students of the New de 
Botanical Garden for the Yea 
- on new botanical 
n for Holland 6 
MeRariand, Sy on a. 185 
other places 16, 78, 79, 185 
ualén 168 
Guasacacsgu 21 
quince 173 
Rabenhorst 24 
Randia aculeata 154 
raspiente 
rattlebox 130 
Reasoner, E. N. 62 
. W. 62 
red-bay 145 
red-bud 16 
Renson, C. 16 
Report of Work on the Mulferd 
Fleer Exploration of 1921- 
secon ee 54 
re ama prieta 
Rhabdadenia bibra I5I 
sau a dart 120 
I, 69, 167 
Rhi Ge ans Hee 
rhododendron 1 
Sa eee i » Chopmanti 122 
ee m 121, 122 
13 
ile 530 
Ricker, P. L 
ee Robert 64 
color of witch-hazel 18 
Rio Pag ee 
Roan Mt., Cc. 
Robinson, cae “Buad Fund 
Second Grant from 
roble 51, 52, 87 
Rosagud. Lake 110 
Ro. oe oY 46 
