256 New Species of Mexican Plants. [ZOE 
glanduloso-punctatis ovatis crenatis apice obtusis basi cordatis 
truncatis vel cuneatis, 2-4 cm. longis, 1-2.5 cm. latis, petiolis 
I.5-2 cm. longis; racemis 1-2 dm. longis: verticellis 2—-4-floris 
inferioribus 5—6 cm. distantibus: bracteis late ovatis albo-ciliatis 
uncinato-aristatis deciduis; pedicellis 4 mm. longis: calyce tubu- 
lato-campanulato 12-14 mm. longo glanduloso et hirtello, denti- 
bus acuminatis: corolla rubra 2.5 cm. longa; galea pilosa labio 
inferiore breviore: stylo glabro. .S. ancistrocarphe affinis. 
This plant is near S. ancistrocarpha, from which it differs in 
having the base of the stem woody, smaller, thinner, long petioled 
leaves, and usually two-flowered verticels. ‘The stems are often 
dark purple and the leaves sometimes have a purple margin. 
Collected on Cerros de Coatepe and Santa Lucia. No. 2579. 
Cestrum arborescens. Arbor parva, ramulis fuscis pubescen- 
tibus: foliis oblongo-ovatis basi cuneatis utrinque puberulis 
viridibusque, 8-13 cm. longis, 2-3 cm. latis; petiolis 2-2.5 mm. 
longis; gemmarum axillarum foliis axillisque densissime fulvo- 
tomentosis: racemis 3-10 cm. longis, 5—10-floris, plus minus 
tomentosis, ad nodos defoliatos lateralibus orientibus: calycibus 
tubulosis, 1-2 mm. longis, basi in stipites 6 mm. longos attenua- 
tis pedicellis cequales: calycis laciniis inzequalibus lanceolatis 
circa 3 mm. longis intus pubescentibus: corollis 18 mm. longis; 
tubo tenui ad faucem 3 mm. lato ampliato: antheris explanatis 
orbicularibus: filamentis tertize parti superze tubi insertis, genicu- 
latis, obtuse dentatis, basi pubescentibus: baccis 1-4-spermis 
calycibus tectis. 
A small tree growing in moist soil of barrancas, near San 
Luis Tultitlanpa, Puebla. No. 2715. 
Maurandia Purpusii. Herba caulibus puberulis: foliis sagit- 
tatis 3-4 cm. longis, 4 cm. latis, acuminatis irregulariter et tenu- 
iter dentatis vel integris: petiolis 1-2 cm. longis: floribus axil- 
laribus solitariis circiter 5 em. longis; pedunculis 4 cm. Ic1 gis; 
calycis segmentis late ovatis acuminatis purpurascentibus, 15 mm. 
longis; corollis violaceis leviter obliquis: capsulis calycibus per- 
sistentibus brevioribus, polyspermis: seminibus subero-tubercu- 
latis circumalatis; alis 2-3-fidis margine irregulariter sinuatis. 
