MAGNOLIACEAE. 



Determined by Alfred Rehder and E, A. Wilson. 



MAGNOLIA L. 



Magnolia officinalis Rehder & Wilson, n, sp. 



Magnolia hypoleuca Diels in Bot. Jahrb. XXIX. 311 (non Siebold & Ziicca- 

 rini) (1900). — Finet & Gagnepain in Bull. Soc. Bot. France, LII. M6.m. 

 IV. 37 (pro parte, non Siebold & Zuccarini) (1905); Contrih. Ft. As. Or. II. 

 37 (1907). — Wilson in Gard. Chron. ser. 3, XXXIX. 234 (1906), exelu- 

 denda descriptione fructus. 



Arbor 6-15-metralis, ramis ascendentibus, coma satis densa, trunco 

 0.3-1 m. circuitu; ramuli hornotini initio sericeo-tomentosi, anno- 

 tini glabri, laeves, flavidi v. pallide flavo-cinerei, vetustiores cineras- 

 centes, lenticellis paucis et eircatricibus foliorum magnis notati; 

 gemmae cylindrico-ovoideae, acutiusculae, circiter 3.5 cm. longae^ 

 verruculosae, fulvo-villosulae. Folia decidua, in apice ramulorum 

 congesta, elliptico-obovata v. oblongo-obovata, apice plerumque 

 rotundata, breviter acuminulata, rarius obtusa, basim versus angus- 

 tata, cuneata v. interdum subito contracta et fere rotundata, 35-45 

 cm. longa et 12-20 cm. lata, supra glabra, laete luteo-viridia, in sicco 

 reticulata, subtus initio dense cinereo-tomentosa, densum glauca v. 

 glaucescentia, satis dense villosa praecipue ad nervos, reticulata, 

 nervis utrinsecus 20-30 subtus ut costa elevatis; petioli subteretes, 

 3-4 cm. longi. Flores simul cum foliis, fragrantes, albi, cupuliformea 

 15-20 cm. diam.; pedunculi crassi, 2-3.5 cm. longi, dense sericeo- 

 villosi; sepala petalaque 9-12 v. plura, subaequalia, camosa, tria 

 exteriore demum reflexa, spatulato-obovata, 8-10 cm. longa et 3- 

 4 cm. lata, apice rotundata, interiora patenti-erecta, oblongo-spatu- 

 lata V. oblonga, apice rotundata, infra trientem inferiorem angustata, 

 prius decidua quam exteriora; stamina numerosa, filamentis dilatatis, 

 scarlatinis, 3-5 mm. longis, antheris 10-12 mm. longis introrsis, con- 

 nectivo mucronato; gynaeceum cum parte staminifera 3.5 cm. longum, 

 rub rum; carpella numerosa, stigmatibus 5-6 mm. longis acutis leviter 

 recurvis intus papillosis. Fructus oblongo-ovoideus, apice truncatus, 

 basi rotundatus carpellis infimis basi subito contractis, 10-12 cm. longus 



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