s 
ROBINSON AND BARTLETT. — PLANTS FROM GUATEMALA AND MEXICO, §9 
scabriusculis ovatis acute subcaudateque acuminatis integerrimis, 
limbo 6-8 cm. longo 3.5-6 cm. lato pinnatim nervatis basi acutis in 
nervis sparse puberulis aetate glabratis cystolithis conspicuis instructis, 
petiolo 1.5-2.5 em. longo gracili supra canaliculato puberulo subtus 
rotundato glabro; spicis subdensis 2.5-4.5 cm. longis 1.3 em. crassis 
ramulos oppositos terminantibus ; bracteis obovatis cuneatis integer- 
rimis acutis 5-nerviis utrinque glanduloso-pubescentibus 1 em. longis 
5 mm. latis, basi attenuatis ; bracteolis binis oblanceolatis acutis eym- 
biformibus 9-10 mm. longis basi attenuatis in latere altero usque ad 
mediam in altero vix supra basin connatis ; calyce 5-partito, lobis 
anguste lanceolatis acutissimis apice hispidulis ; corolla subaequaliter 
4-partita alba 1.5 cm. longa glabra, lobis anguste oblongis obtusis ca. 
9 mm. longis ; staminibus 2 lobos corollae subaequantibus in sammo 
tubo insertis ; antherarum loculis 2 summo subaequi-altis basi loculo 
uno plus minusve calcarato; stylo clavato ; stigmate bifido; capsula 
obovata acuminata glabra valde compressa ca. 2 mm. longa ca. 2 mm. 
lata, stipite obcompresso 2 mm. longo; seminibus 2 lenticularibus 
fulvis 2.6 mm. longis in latere interiore glabriusculis in latere exteriore 
crispo-pubescentibus. — Gualan, Department of Zacapa, Guatemala, 18 
January, 1905, C. C. Deam, no. 397 (type, in hb. Gray). In the form 
of its inflorescence and bracts this species approaches the members of 
the genus which have sometimes been separated as Henrya. 
Isertia Deamii Bartlett, n. sp., arbor parva 5 m. alta; ramis ram- 
ulisque crassis inferne subteretibus superne obtuse quadrangulis sor- 
dide tomentosis ; internodiis 4-5 cm. longis ; foliis 20-30 em. longis 
8-11 cm. latis utrinque acutis supra glabris subtus griseo-tomentosis, 
petiolo limbis 10-plo breviore ; stipulis 6-9 mm. longis triangulis per- 
sistentibus ; inflorescentia foliis multo breviore paniculata ca. 10 em. 
longa, ramulis tomentosis ascendentibus 7-20 mm. longis, pedicellis 
2-5 mm. longis, bracteis bracteolisque triangulis parvis ; calyce fuscato 
hemi-ellipsoidali truncato nec distincte dentato ; corolla ca. 30 mm. 
longa coccinea extus, lobis limbi exceptis, tomentosa, lobis 7 mm. 
longis obtusatis extus glabris intus lanugine flavo tectis ; staminibus 6 
inclusis tubo adnatis, antheris circum stigmata connatis ; stylo apice in 
ramulos sex ca. 6 mm. longos terminanti ; calyce coronata 6- 
yrena. — Puerto Barrios, Department of Izabal, Guatemala, 24 
February, 1905, C. C. Deam, no. 48 (type, in hb. Gray). Jsertia 
Deamii, the third Middle-American species of the genus, is not similar 
enough to either of the old species to be confused with t ; 
| Liabum caducifolium Robinson & Bartlett, n. sp., fruticosum ; 
© caulibus teretibus striatulis griseo-fuscis glabris delapsu foliorum nu- 
dis, internodiis 6-8 cm. longis; inflorescentiis laxe corymboso-pan- 
