70 University of California Fublications in Botany I Vol. 6 



Rondeletia suffrutescens sp. nov. 



Suffriiteseens : caulibus teretibus pubesceiitibus : foliis oppositis, 

 ovatis. longe aeiiminatis, petiolulatis, margine integris. utrinque 

 paululum hirsiitiilis, ca. 11 cm. longis, 4.5 cm. latis: stipulis lanceo- 

 latis interpetiolaribus : florilius riibris pentameris, cymis terminalibiis 

 vel axillaribus laxe dispositis ; calycis lobis lineari-lanceolatis, ca. 

 1.5 cm. longis, patentibus, glabris : corolla hypocraterimorpha ; tubo 

 glabro. ca. 2.2 cm. longo ; lobis obovatis. alabastro imbricatis, faucibns 

 oreque flavo-tomentosis ; staminibus fauci corollae insertis ; filamentis 

 brevibiis. antlieris dorso s^^pra basim bifidam affixis. lineari-oblongis, 

 inclusis; stylo incluso, ramis 2 brevibus: capsula globosa, 2-lociilari, 

 locnlicide 2-valva. polysperma; seminilms angulatis. 



The long foliaceus calyx lobes and large ilower.s are not found 



with other species of the genus. In nearly all other characters it 



seems to agree with those of Rondeletia. Collected on Cerro del 



Boqueron. growing on moist rocks and rocky slopes. No. 670-1. Type, 



Herb. Univ. Calif., No. 172451. 



STYLOSIPHONIA gen. nov. Rubiacearum 



Calycis tubus oblongus ; limbi lobi 5, oblanceolati vel lineari- 

 lanceolati valde inaequali, decidui. Corolla gracilis, elongata ; limbi 

 lobi 5, lanceolati. elongati. Stamina 5, tubo corollae inserta, inclusa, 

 filamentis brevibus ; antherae dorso affixae, lineari-oblongae, erectae. 

 obtusae. Ovarium 2-loculare; stylus ramis 2. Capsula ovoidea, 

 coriacea, 2-locularis, septicide 2-valvata, valvis 2-partitis, polysperma. 

 Semina angulata. rugosa. Frutex ramulis teretibus. Folia opposita, 

 petiolata. membranacea. Stipulae interpetiolares, lanceolatae. Flores 

 in cymas paniculatas, paucitlores, axillares vel terminales dispositi. 



Stylosiphonia glabra sp. nov. 



Caulibus ramosis : foliis oblongo-lanceolatis, acuminatis, basi angu- 

 statis, margine integris, 10-13 cm. longis, ca. 3 cm. latis; petiolis 

 1-2 cm. longis : pedunculis filiformibus, ca. 2 cm. longis, 3-4-floris : 

 pediculis 1-1.5 cm. longis : calycis tubo ca. 1.8 mm. longo, 0.5 mm. lato, 

 superne parum ampliato, lobis angustis ca. 1cm. longis: capsula ca. 

 9 mm. longa. 



Collected in Chiapas, the exact locality not given. No 7057. Type, 



Herb. Univ. Calif., No. 173437. 



Anisomeris Purpusii sp. nov. 



Frutex inermis: ramis lenticellis pluribus instructis: foliis late 

 ovato-acuminatis, oppositis, margine integris, supra glabris, subtus 

 parce hirsutis praecipue ad venas, laminis ca. 6 cm. longis, 4.5 cm. 

 latis ; stipulis triangulari-cuspidatis ; petiolis hirsutis ca. 7 mm. longis : 



