58 Contributions from the Gray Herbarium 
Dept. Pochutla, 600 m., 6 May 1917, Conzatti, Reko, & Makrinius 
3244 (TyPE in Gray Herb.). — Local name “ Ocotillo blanco.” — 
The genus is represented by so few authentic specimens in the 
Gray Herbarium that it is difficult to determine the alliance of this 
species, but it seems distinct from any described form. 
Tricuiia (Lutrichilia) oaxacana Blake, sp.nov. Arbor vel fru- 
tex. Folium ad manum abrupte pinnatum foliolis 4-jugis, petiolo 
supra parum complanato obscure puberulo subtus rotundato sub- 
glabro 7.5 em. longo, rachi 13.5 em. longa; foliola parum inaequa- 
liter ovalia vel obovato-ovalia subabrupte acuminata (acumine 
1.3 em. longo vel breviore apice obtuso) basi rotundata vel cuneato- 
rotundata integra supra maturitate glabra subtus vix pallidiora 
pennivenia (venis 12~16-jugis ut costa flavescentibus prominenti- 
bus sparsissime puberulis), terminalia opposita 13.5~14.5 em. longa 
5.6-5.9 em. lata, inferiora sensim minora plus minusve alterna, in 
petiolulis 2-4 mm. longis. Panicula pyramidata obscurissime 
fusco-strigillosa 1.6 dm. longa 1 dm. lata, ramis adscendentibus, 
pedunculo 11.5 em. longo; bracteae minimae lanceolatae; pedi- 
celli ca. 2 mm. longi. Calyx 5-dentatus strigillosus et ciliolatus 
1 mm. longus, dentibus triangularibus acutis. Petala 5 oblongo- 
ovalia vel -subobovata apice oblique obtusa sparse puberula et 
ciliolata erecta 3.5 mm. longa 1.5 mm. lata. Stamina 10, filamentis 
intus et in margine pilosis per 2/5 longit. connatis, antheris ovato- 
lanceolatis obtusis margine pilosis 0.5 mm. longis.  Pistillum 
stamina aequans; discus depressus carnosus glaber; ovarium 
dense hirsutum subglobosum 2-loculum; stylus brevis sparse 
pilosus; stigma capitatum; ovula in loculis 2 collateralia. — 
Oaxaca: Cafetal Concordia, Dept. Pochutla, 600 m., 12 May 
1917, Conzatti, Reko, & Makrinius 3221 (rypr in Gray Herb.). 
Comoctap1a repanda Blake, sp. nov. Frutex vel arbor. Folia _ 
pinnata 4 dm. longa, foliolis 9 (2-6 minimis infimis plus minusve 
deciduis adjectis); petiolus ca. 4 cm. longus, rachi 3 dm. longa 
striata subtereti striatula ad bases foliolorum sparse breviterque 
pilosa ceterum subglabra; foliolum terminale cuneato-obovatum 
basi acuminatum in petiolulo nudo 1.8 cm. longo insidens, lateralia 
elliptica vel elliptico-oblonga vel -subobovata basi inaequaliter 
cuneata vel rotundata in petiolulis 1-2 mm. longis, omnia leviter 
obtusissimeque repanda apice subtruncata pergamentacea sup! 
Saturate viridia subtus vix pallidiora parum reticulata (venis 
