40 Contributions from the Gray Herbarium 
(venis lateralibus validioribus 4—6-jugis) ut ima sparse pubescentia 
valde variabilia 1.5-3.6 cm. longa 4.5-16 mm. lata, in petiolis 1 mm. 
longis. Racemi terminales et quasi extra-axillares 12—21-flori 4— 
7.5 em. longi. Flores 5-5.5 mm. longi in pedicellis 3 mm. longis 
(eorum pilis maxima ex parte incurvis). Sepala ovato-lanceolata 
acuminata ciliolata et subpatenter incurvo-pubescentia 2.5 mm. 
longa. Alae ovales apice rotundatae basi late cuneatae purpuras- 
centes ciliolatae et ad costam sparse puberulae 5-5.5 mm. longae 
3-3.5 mm. latae. Carina luteo-virescens alas aequans. Petala 
superiora oblongo-obovata. Ovarium dense pilosulum. Fructus 
deest. — Duraneo: Otinapa, 25 July-5 Aug. 1906, Palmer 462 
(TYPE: 
43. P. longipes, sp. nov. Basis . . . Caulis tenuis minutissime 
strigillosus supra sparse ramosus 3 dm. altus et ultra. Folia cau- 
lina lanceolata longe acuminata apice obtusiuscula valde cuspidata 
basi cuneata tenuia venis lateralibus 5-6-jugis vix reticulatis supra 
viridia minute sparse strigillosa demum subglabrata subtus paullo 
pallidiora ad venas minute strigillosa inter venas subglabra 5.4-6.5 
em. longa 9-14 mm. lata, in petiolis sparse strigillosis 2 mm. 
longis; folia ramorum linearia 2.5-3.6 cm. longa 1.8-3 mm. lata. 
Racemus terminalis laxiflorus 14.5 em. longus, laterales breviores. 
Flores ut videtur ochroleuci, in pedicellis tenuibus 5-8 mm. longis. 
Sepala lanceolato-ovata acuta ciliolata et sparse puberula plus 
minusve patentia 2-2.5 mm. longa, superius longius. Alae oblongo- 
ovales apice rotundatae basi cuneatae ad apicem ciliolatae costam 
secundum sparse appresso-puberulae 6.6 mm. longae 3.3 mm. latae. 
Carina valde unguiculata apice acutiuscula glabra 6.8-7.1 mm. 
longa. Petala superiora oblonga ad basin ciliata 5.5 mm. longa. 
Capsula (valde immatura) elliptica ciliata in lateribus glaberrima. 
— Oaxaca: 1842, Ghiesbreght (rypE: K, fragm. G). The type 
collection was distributed as P. caracasana HBK. var. 
44. P. chiapensis, sp. nov. Basis . . . Caules erecti simplices 
vel simpliciter ramosi subdense pubescentes (pilis brevibus incurvis 
vel patenti-incurvis, paucis longioribus patenti-incurvis interdum 
adjectis) 2.3-2.4 dm. alti. Folia ima ovalia vel obovata obtusa vel 
acuta valde reducta 6-12 mm. longa 3-4 mm. lata; media et su- 
periora lanceolata acuminata sul ta basi cuneata reticulata 
(nervis lateralibus 3-4-jugis) sparse incurvo-pubescentia 2-4.2 em. 
longa 5-8 mm. lata, in petiolis 1-1.5 mm. longis. Racemi termi- 
