N 



^ 



[From the Botanical Gazette, July, 1891.] 



h 



Undescribed plauts from Guatemala. IX. 



JOHN DONNELL S MITH . 



^ (WITH PLATES XVI, XVII, XVItl.) 



New species, described by Prof. L. Radlkofer and by Dr. 

 M.T. Masters, are included among those of this paper. 



Serjania rufisepala Radlk. — Scandens, fruticosa, glabra; 

 rami canaliculato-6-sulcati, cortice subfusco; corpus lignosum ' 

 simplex, sulcatum (fasciculis vasorum angulis subjectis corpo- 

 rum lignosorum periphericorum speciem interdum pr^ebentibus 

 ut in Serjania sordida affinibusque); foh"a biternata; foliola sat 

 magna, elliptica, superiora acuminato-cuspidata, terminalia 

 in petiolulum attenuata, lateralia sessilia, omnia integerrima, 

 subcoriacea, penninervia, nervis lateralibus utrinque 5-6 valid- 

 ioribus arcuato-adscendentibus supra subtusque prominulis, 

 utrinque glaberrima, nec nisi glandulis microscopicis adspersa, 

 supra nitida, fuscescenti-viridia, punctis pellucidis subfuscis 

 notata, epidermide mucigera; petioli omnes nudi; tliyrsi in 

 ramis lateralibus paniculatim congesti; cincinni sessiles; flores 

 minores; sepala omnia rufescenti-tomentella; fructus ( — im- 

 maturi tantum suppetebant) pulchre sanguinei, breviter ovati, 

 loculis canescenti-puberulis, alis glabris. 



Ravii thyrsigeri diametro 4-5 mm. FoUa circ. 20 cm longa. 14 cm lata; foli- 

 ola terminalia petiolulo 8 mm longo adjecto 11 cm longa, 5 cm lata, lateralia 

 decrescentim minora; petiolus communis 3.5 cm longus; stipulas minutae. 

 lliyrsl circ. 7 cm longi. rhachi puberula; cincinni abbreviati; pedicelli breves, 

 fructigeri 3 mm longi. Flores (mascul!) : sepala interiora 2.5 mm longa. Pe- 

 tala sepalis vix longiora, intus glanduligera; squamae superiores crista bifida 

 appendiceque deflexa brevi dense villoso-barbata, inferiores crista oblique den- 

 tiformi instructae. Torl glandulae ovatae, basi puberulse. Stamuiitm filamenta 

 villosiuscula, antherae glabrae. Genuinis rudimentum parvum, trigonum, pu- 

 berulum. Fructits (immaturus) 2-2.2 cm longus, L8 cm latus. — Obs. Affinis 

 Serj. sordiii<€ Radlk. (Sect. xi; cf. Radlk. Serjaniae Monogr. p. 272; Suppl. 



p. 141). 



Tres Cruces, Dept. Alta Verapaz, alt. 4.800 ft., Apr. 1889, 

 J. D. S., (Ex ri. Guat., qu. edid. J. D. S., 1766). 



Serjania psilophylla Radlk. {Scrjania spec, John Donnell 



Smith Enumeratio Plantarum Guatemalensium, Pars I, 1889, 



n. 



1153.) 



Scandens, fruticosa, glabra; rami 6-suIcati, cortice 



ligno- 



e viridi pallide subfusco, ad costas rubesccnte; corpus 



sum simplex, hexagonum, leviter sulcatum; folia biternata; 



foliola cx oblongo vel ovato lanceolata, praesertim terminalia 



