Alniphyllurn. g^ 



4. Alniphyllnm Matsumura. 



Alniphyllurn*) Matsumura in Tokyo Bot. Magaz. XV. (<90l) 67. 



Flores hermaphroditi. Calyx pateriformis, 5-partitus, segmentis magnis, tubo ma- 

 joribus, ovato-lanceolatis, apice acutiusculis , utrinque flavescenti-stellato-tomentosis. 

 Corolla sympetala, 5-partita, lobis oblongis, in aestivatione imbricatis, membranaceis, 

 utrinque flavescenti-stellato-tomentosis. Stamina 10, inaequalia, 5 quam cetera multo 

 longiora, antheris ovatis, basi subcordatis, introrsis, loculis rimis 2 lateralibus dehis- 

 centibus, marginibus loculorum tenuibus, filamentis in parte superiore liberis, latis 

 crassis, in parte inferiore in tubum brevem membranaceum lateraliter connatis. Ovarium 

 ovatum, flavescenti-tomentosum, quinque-loculare, subinferum; ovuIa oblonga, in quoque 

 loeulo 6 — 7, angulo centrali subbiseriatim inserta; Stylus filiformis, stigma obscure 

 5-lobum papillosum corollam excedens. Fructus oblongus erectus vel cernuus (ex Mat- 

 sumura), epicarpio subcarnoso, deinde deciduo, endocarpio tenui lignoso valvis 5 loculicide 

 dehiscente, valvis erecto-patentibus vel pendulo-patentibus (in sicco), linealibus. Semina 

 anguste oblonga numerosa parva, testa crustacea, foveolata, utrinque irregulariter alala, 

 alis valide venoso-reticulatis. Albumen tenue; embryo rectus, radicula tereti longius- 

 cula. — Frutex vel arbor. Folia alterna, obscure serrata. Inflorescentia multiflora, 

 racemosa, ramis numerosis 3 — 2-floris paniculam formantibus. Flores albi vel carnei 

 (ex Mats.). 



Species 3, 2 ins. Formosa inhabitantes, \ chinensis. 



Clavis specierum. 



A. Folia late ovata, ovata vel obovata \. A. Fortunei. 



B. Folia oblongo-lanceolata. 



a. Folia utrinque dense stellato-puberula (in specimine fructifero) 



papyracea 2. A. pterospermum. 



b. Folia adulta subtus sparsissime pilis stellatis vestita, supra 



glabra, membranacea 3. A. Fauriei. 



\. A. Fortunei (Hemsl.) Perk. — Alniphyllurn macranthum Perk. in Engler's 

 Bot. Jahrb. XXXI. (1902) 48 8. — Alniphyllurn pterospermurn Hemsl. in Hook. Icon. 

 VIII. (1905) 279 p. p. t. 2791; Hayata in Journ. Coli. Science Imp. Univ. Tokyo XXH. 

 (1906) 232 p. p. — Halesia Fortunei Hemsl. in Journ. Linn. Soc. XXVI. (1889) 75. — 

 Alniphyllurn rnegaphyllum Hemsl. et E. H. W^ilson in Kew Bull. V. (1906) 162. — 

 Frutex vel arbor, 3 — 10 m altus (ex Henry), rami subteretes, longitudinaliter striati, 

 juniores fusco-tomentosi demum glabrescentes; folia ut videtur decidua, altemantia, 

 petiolata, petiolo 8 — 15 mm longo, obovata vel late ovata, 8 — 13 cm longa, 4,5 — 5,5 cm 

 lata, basi rotundata, apice breviter lateque acuminata vel rotundata, papyracea, in parte 

 3/4 superiore utrinque margine dentibus indistinctis glandulosis remotis instmcta, juniora 

 utrinque sparsim praecipue ad nervös venasque stellato-pilosa, adulta glabrescentia, nervis 

 venisque supra parce, subtus manifeste prominentibus, nervis majoribus parallelis, nervis 

 lateralibus rectangulariter innixis. Inflorescentia multiflora, 9 — 15 cm longa, racemosa 

 vel paniculata, 1 5 — 1 6-flora, flores albi (ex Henry) 2,5 cm longi, pedicello 4—5 mm longi; 

 calyx pateriformis, 3 mm longus, lobis ovato-lanceolatis, magnis, tubo majoribus, 5 mm 

 longis, utrinque flavescenti-stellato-tomentosis margine glanduloso; corolla 5-partita quam 

 calyx 8-plo longior, tubo 3,5 mm longo, corollae ^|^ longitudine aequante, lobis oblongis, 

 2 mm longis, apice obtusis, 5 mm latis, in aestivatione imbricatis, membranaceis, 

 utrinque flavescenti-stellato-tomentosis; stamina 10, inaequalia, 5 quam cetera multo 

 longiora, antheris ovatis, basi subcordatis, introrsis, loculis rimis 2 lateralibus dehiscentibus, 

 marginibus loculorum tenuibus, filamentis in parte superiore liberis, latis, crassis, in 

 parte inferiore in tubum brevem membranaceum lateraliter connatis; ovarium sub- 

 inferum, ovoideum, flavescenti-tomentosum, quinqueloculare, ovula multa, angulo centrali 



*^ 



Nomen derivatum ab Alnus et cpvXT^oy (foliutn). 



