ACALYPHA FORBESII 337 



parte fern, densibracteata oblonga terminali folia excedente vel 

 asquante, bracteis fern, basi cum pulvinulo 1-floro connatis medium 

 usque vel paullo ultra 3-5-lobis lobis lanceolato-oblongis obtusis 

 integris vel latere uno dente instructis membranaceis extus 

 pubescentibus, ovario breviter hispidulo, stylis a basi libevis 

 iorevibus paucilaciniatis baud coloratis. 



Hab. Peru, in valley between Pacasmayo and Rail-bead, 

 7000 ft. ; H. 0. Forbes. 



Foliorum limbus circa 3x2 cm., supra in sicco dilute viridis 

 subtus brunneus ; crenaturiB circa 1 mm. alt. et 1-5 mm. long. ; 

 petioli 1*2 cm. long. Spicae axillares abbreviatae, circiter 12 mm. 

 long. SpicoB terminales fere 4 cm. long, et 8-9 mm. lat. Spicae 

 pars masc. vix 3 mm. long. Bracteae extus nervosae, basi 

 decolores, sub flore circa 2'5 x 2-5 mm., cito usque ad 5x6 mm. 

 amplificatie, barum lobi 2-3 mm. long. Sepala 4, -75 mm. long. 

 Ovarium globosum, 1 mm. diam. Styli fere 2 mm. long. Cap- 

 sula triloba, circa 2 mm. diam. Semina 1 mm. long. 



The affinity is with A. boliviensis Miill. Arg., from which it 

 , differs, inter alia, in the bracts of the female flowers. 



4. ASCLEPIADACEA NOVA TEOPICALI-APKICANA. 



Asclepias rivalis, sp. nov. Circiter bispithameus, caule 

 erecto sat valido superne sparsim folioso deorsum foliorum 

 dilapsorum signis notato sursum (ut rami) folioso, foliis sessilibus 

 anguste lineari-lanceolatis acutis coriaceis glabris, umbellis pauci- 

 floris pedunculis ex axillis foliorum superiorum oriundis suffultis, 

 bracteis parvulis lanceolatis acuminatis, pedicellis pedunculis 

 brevioribus (ut pedunculi) glabris, calycis segmentis lanceolatis 

 acuminatis glabris, corollae rotatse lobis oblongo-ovatis obtusis 

 glabris reflexis, coronae phyllis juxta medium columna3 stamineae 

 insertis eidemque circiter aequialtis cucullatis intus ecornutis 

 margine terminali fere horizontali integroque utrinque ad angulum 

 internum in lobum perspicuum erectum lanceolatum acutum 

 excurrente, antherarum alis sat prominentibus appendicibus 

 stigmati applicatis, folliculis ovato-oblongis superne in rostrum 

 brevem gradatim excurrentibus glabris. 



Hab. Angola, grassy bank of the Eiver Lucalla ; Gossiveiler, 

 5771. 



Folia ±10 cm. x 6 mm., in sicco viridia ; costa media pag. inf. 

 prominens. Pedunculi vix usque ad 5 cm. long., summi vero 

 breviores. Bractese 2-3 mm. long. Pedicelli graciles, sub flore 

 + 1-5 cm. sub fructu saepius circa 3 cm. long. Flores albi, 

 suaveolentes. Calycis segmenta 3 mm. long. Corollae tubus 

 2 mm., lobi 7 mm. long. Coronas phylla ad 1-5 mm. supra basin 

 columnas stamineas affixa, in toto 2-5 mm. long. Pollinia oblonga, 

 1 mm. long. ; caudiculae glandulae aequilongae, "3 mm. long. FoUi- 

 culi 4-5 cm. long., juxta medium 8-10 mm. lat. ; rostrum circa 

 1-5 cm. long. 



l^ea^T A. physocarpa Schlechter and A. leucocarpa Schlechter, 

 but with marked difference from both in foliage, corona, and 

 follicles. 



