BARTLETT. — DESCRIPTIONS OF MEXICAN PHANEROGAMS. 633 
paulo elevatis quam gemmis axillaribus bis terve latioribus. Folia 
laminis 6.5-8.5 em. latis 15-18 em. longis, apice basique acutis, supra 
glabris, subtus in nervis axillisque nervorum oe ; petiolis 
2-2.5 cm. longis appresse hispidulis, supra canalic Inflorescentia 
paucibracteata, ramis 4—5 primariis subumbellatim gy perlongis, 
floris terminalis rhachin multo superantibus ; ramulis ultimis atris dense 
glutinoso-puberulis ; bracteis foliaceis lineari-lanceolatis. Calyx eylin- 
dricus 10-sulcatus minute puberulus 6.5 mm. longus leviter 5-dentatus 
seu potius 5-apiculatus. Corolla alba 2.5 cm. longa, tubo quam calyce 
vix longiore ; faucibus 11 mm. longis ; segmentis limbi 5 smeaeathdse 
6mm. longis, inter sinus 10 mm. latis, sub angulis rotundatis 11 mm. 
latis. Stamina 5 ad loborum baseis vix attingentia, tubo in summo 
adnata ; filamentis deorsum ligulatis sursum teretibus ; antheris 4 mm. 
longis. Pistillum 14mm. longum staminibus multo brevius. — Iguala 
Cajion, State of Guerrero, alt. 760 m., 28 December, 1906, Pringle, no. 
13,912 (type, in hb. Gray ). The Mexican allies of Cordia igualensis 
are Cordia tinifolia Willd. and Cordia gerascanthoides HBK. From 
the former it differs in its shorter, less pubescent, shallowly dentate 
calyx, and from the latter in its relatively short stamens, short broad 
corolla lobes and shallowly dentate calyx. 
Hedeoma albescentifolia, n. sp. Herba perennis 1.5dm. alta 
undique cano-hirta, caulibus e basi lignosa ramosa pernumerosis graci- 
libus purpureo-tinctis saepissime ramosis. Internodia media 1.5-3 em. 
longa. Foliorum laminae cireumscriptione fere orbiculares basi obtusae 
vel rotundatae, apice cuspidato-acuminatae margine leniter revolutae, 
utrinque perpallide virides, saepe generis Chenopodit modo purpuras- 
centes, pubescentes, supra demum glabratae, exigue punctatae, dentibus 
8-10 solito acutioribus altioribusque. Petioli ca. 2mm. longi. Verticil- 
lastri 1-3-flori, axillares, post anthesin foliis aequilongi vel longiores, 
breviter pedunculati, supremi fere sessiles. Pedicelli 4-5 mm. longi. 
Floris terminalis bracteolae calycis basin paulo superantes, anguste 
cuneatae, triaristatae ; aliae quam pedicelli dimidio breviores,lineari- 
subulatae. Calyx maturus 7mm. longus prominule nervosus, antice 
leviter gibbosus, intus a pilorum annulo in faucibus posito obseptus ; 
labri dentibus setaceis leviter arcuatis quam eis labioli divergentibus 
paulo longioribus. Corolla gracillima 15-18 mm. longa, extus minute 
puberula, intus nuda ; tubo anguste cylindrico, sursum vix ampliato ; 
labro ovato apice leviter-bilobato ; labiolo trilobato, lobis lateralibus 
ovatis apice rotundis, medio obovato apice levissime obcordato et apicu- 
lato, quam lateralibus longiore. Stamina antica fertilia in tubo summo 
inserta, vix lobos labioli lateralis superantia; duo postica ad stami- 
nodia 0.5 mm. longa reducta, longe infra alia inserta. Stylus nudus 
