Styrax. 27 



b. Petioli in foliis superioribus basi haud vaginales. 



a. Galycis dentes "^j^ caljcem longitudine adaequantes, 



dentes graciles. Folia perbullata 90. 5^. rugosm. 



ß. Calyx margine truncatus vel denticulis minutiusculis 

 inconspicuis ornatus. 



I. Flores in paniculis multifloris , \\ — i 4 cm longis. 



\. Folia subtus pilis brevissimis densissimis con- 



fertissimis vestita; venae angulo acuto adscen- 



dentes. Flores \ 2 mm longi 9\. St. macrothyrstcs. 



2. Folia subtus pilis parce vestita; nervi laterales 



arcuati. Flores 8 — 9 mm longi 92. Ä^. subdenticulatus. 



11. Flores in racemis multi- vel paueifloris, solitarii vel 

 bini in foliorum axillis. 



\ . Folia ovata vel obovata vel oblonga, lata, apice 

 rotundata vel subacuta. 



* Caljx margine truncatus, integer vel undulatus 

 interdum indistinctissime denticulatus. In- 

 florescentia pauciflora (ad 5-flora). Folia 



2,5 — 7 cm longa 93. /S^. ofßcinalis. 



** Calyx manifeste dentatus. Inflorescentia ad 



22-flora. Folia 6 — 20 cm longa 9i. St. grandifolius. 



2. Folia oblonga, longissime angustissimeque acu- 



minata 9o. St. hypoglau^us. 



Sect. II. Poveolaria (Ruiz et Pav.) Perk. 



A. Folia chartacea, subtus parce pilosa, 3 — 4 cm longa. Calyx 



extus lepidoto-stellato-pilosus. Ovarium 5-ovulatum . . . 96. 5^. obtusifolius. 



B. Folia coriacea vel sublignosa, subtus dense fusco- vel luteo- 

 stellato-tomentosa, 4 — 7 cm longa. Calyx extus dense lanato- 

 fusco-tomentosus. Ovarium 3-ovulatum 91. St. foveölaria. 



\. St. agrestis (Lour.) G. Don, Gen. Syst. IV. (1837) 5. ~ Oyria agrestis Lour. 

 Fl. cochinch. 1. (1795) 278. — Arbor parva, ca. 3 m alta (ex Loureiro); rami 

 subteretes, 3 — 4 mm lati, juniores parce pubescentes, adulti glabrescentes ; folia alterna, 

 petiolata, petiolo 3 — 5 mm longo, ovata vel oblonga, 3,5 — 7 cm longa, 1,5 — 3 cm lata, 

 apice acuminata vel interdum acuta, basi cuneata, papyracea, glabra (ex Lour.), integra 

 vel indistincte irregulariter subdenticulata, supra nervis venisque paullo, subtus mani- 

 feste prominentibus, nervis lateralibus 4 — 5, marginem petentibus. Inflorescentia race- 

 mosa, terminalis vel axillaris, 4—6,5 cm longa, 3 — 6-flora; flores 9 mm longi, albi 

 (ex Lour.); calyx cupuliformis, 4 mm latus, 2 — 3 mm altus, pubescens, margine trun- 

 catus, minute 5-denticulatus ; corolla 5-partita, tubo brevi, lobis magnis, lanceolatis; 

 stamina 10 (ex Lour.), filamentis brevibus, basi dilatata; antherae oblongae, retroflexae; 

 ovarium subrotundatum ; stylo subulato, stamina et corollam superante. Fructus ob- 

 longus vel obovatus 1,8 cm longus, 5 mm latus, brunneo-tomentosus, apice in rostrum 

 longum acutum attenuatus, 1-spermus; semen sulcatum, oblongum. 



Monsungebiet: Hinterind. ostas. Prov., Cochinchina (Loureiro, Brit. Mus.). 



Nota. Flores non investigavi, ramulum fructiferum in Mus. brit. vidi. 



2. St. Warburgii Perk. n. sp. — Frutex vel arbor; rami subteretes, juniores 

 breviter luteo-tomentosi, demum glabrescentes, 3 mm lati; folia alterna, petiolo 0,4 — 

 1,5 cm longo, oblonga, 4,5 — 7,5 cm longa, 2—3,5 cm lata, manifeste angusteque 

 acuminata, apice ipso acuta, basi cuneata, supra glabra, subtus hinc inde pilis griseo- 

 stellatis instructa, papyracea vel subchartacea in parte */5 superiore utrinque margine 

 indistincte irregulariter denticulata, nervis lateralibus 7—8, marginem petentibus, supra 

 nervis venisque paullo, subtus manifeste prominentibus, dense reticulatis. Inflorescentia 



