140 NORTH AMERICAN FLORA [Volume 32 



49. NOTHOPHLEBIA Standley, Contr. U. S. Nat. Herb. 17: 



438. 1914. 



Branched trees, the branehlets thick, succulent, subterete, more or less pubescent. Leaves 

 opposite, large, petiolate, entire, subcoriaceous, finely lineolate between the veins. Stipules 

 large, elongate. Flowers large, sessile and pedicellate, bracteate, the inflorescence axillary, 

 cymose-corymbose, many-flowered, pedunculate; hypanthium turbinate; calyx campanulate, 

 subtruncate, irregularly and very shallowly lobed, naked within, persistent; corolla funnel- 

 form, coriaceous, the tube dilated from base to apex, villous at the base of the stamens, the 

 throat glabrous, the limb 5-lobate, the lobes short, valvate. Stamens 5, inserted near the 

 base of the corolla-tube, the filaments elongate, unequal, pilose at the base; anthers dorsifixed, 

 oblong, obtuse, bilobate at the base, included. Disk cupular, 5-lobate. Ovary 2-celled; 

 style included, slender, the branches oblong, obtuse; ovules numerous, the placentae oblong, 

 adnate to the septum. 



Type species, Nothophlebia costaricensis Standley. 



1. Nothophlebia costaricensis Standley, Contr. U. S. Nat. 

 Herb. 17: 438. 1914. 



Tree with depressed crown, the branehlets minutely sericeous or glabrate; stipules lance- 

 oblong, 3.5-4 cm. long, attenuate, sparsely sericeous outside, glabrous within; petioles stout, 

 4—5.5 cm. long, glabrate, sparsely tuberculate near the base; leaf-blades oval, 33 cm. long and 

 17 cm. wide, rounded and short-decurrent at the base, very obtuse at the apex, glabrous above, 

 minutely sericeous beneath along the veins or glabrate, the lateral veins prominent, about 

 1 2 on each side, divergent or subascending, dichotomous near the margin ; inflorescence many- 

 flowered, lax, the branches tuberculate, the peduncles 2 cm. long, the pedicels stout, 7 mm. 

 long or shorter; hypanthium 4-5 mm. long, minutely sericeous, the calyx 4—5 mm. long and 

 broad, sparsely and minutely sericeous outside, glabrous within; corolla minutely puberulent 

 outside, the tube 2 cm. long, 3.5 mm. thick at the base and 8-9 mm. in the throat, the lobes 

 ovate, acute or acutish, 4-5 mm. long; filaments 9-10 mm. long, inserted 2 mm. above the 

 base of the tube, the anthers 2.5 mm. long; style 1 cm. long, the branches 2 mm. long. 



Type locality: Collines de Moin, Atlantic coastal belt, Costa Rica. 

 Distribution: Known only from the type locality. 



50. WATSONAMRA Kuntze, Rev. Gen. 302. 1891. 



Penlagonia Benth. Bot. Voy. Sulph. 105. 1845. Not Penlagonia Vent. 1841. 



Erect shrubs or small trees with simple or branched, succulent stems, rarely scandent, 

 the branehlets terete or obtusely tetragonous, glabrous or pubescent. Leaves large, opposite, 

 sessile or petiolate, membranaceous or coriaceous, entire or pinnatifid, finely lineolate between 

 the veins, the petioles sometimes auriculate. Stipules large, elongate. Inflorescence axillary, 

 sessile or pedunculate, cymose-corymbose, few- or many-flowered, the flowers large, red or 

 yellow, bracteate; hypanthium turbinate or campanulate; calyx often glanduliferous, spath- 

 aceous or 5-6-lobate, persistent, the lobes equal or unequal, obtuse; corolla funnel-form or 

 tubular, coriaceous, the tube glabrous within or villous at the base of the stamens, the throat 

 glabrous, the limb 5-6-lobate, the lobes short, valvate. Stamens 5 or 6, inserted below the 

 middle of the corolla- tube ; filaments equal or unequal, usually villous at the base; anthers 

 dorsifixed, ovate or oblong, obtuse, bilobate at the base, included. Disk annular or cupular. 

 Ovary 2-celled; style included, the branches linear-oblong, obtuse; ovules numerous, the 

 placentae elongate, swollen, adnate to the septum. Fruit baccate, subglobose, thick, 2-celled. 

 vSeeds numerous, obtusely angulate, the testa thin; endosperm fleshy; cotyledons orbicular, 

 the radicle short, terete. 



Type species, Penlagonia macro phylla Benth. 



Leaf-blades entire. 



Leaves sessile or subsessile. 



Corolla red, the lobes spreading; calyx-lobes half as long as the tube 



or shorter. 1. W. magnified. 



Corolla yellow, the lobes erect; calyx-lobes as long as the tube. 2. W. Wendlandi. 



