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Quercus x takatorensis | |
Author | Makino 1927 Journal of Japanese Botany vol. IV, n° 1, p.1 1927 |
Synonyms | |
Local names | ko-gashiwa; |
Range | Japan, Sagami Province (Mount Takatori-yama); |
Growth habit | shrub-like; |
Leaves | 8-18 cm x 4-11; dediduous; subcoriaceous; obovate; apex obtuse; base round or subcordate; margin coarsely sinuate-crenate, with ovate, mucronate teeth; adaxially green with simple and stellate, appressed, deciduous trichomes; abaxially somewhat glaucous, with mainly simple hairs, less abundant stellate ones, all persistent; midrib prominent beneath; 9-13 veins pairs, parallel. petiole stout, tomentose, 0.5-1.2 cm long; |
Flowers | pistillate catkins at axil of the leaves at the top of the twig, erect; rachis straight, stout, yellowish pubescent, 0.5-1.8 cm long; female flower globose, sessile, 1to 3 together at the end of the rachis; |
Fruits | |
Bark, twigs and |
twig terete, glabrate, with small scattered lenticels; young twig densely yellowish tomentose; |
Hardiness zone, habitat | |
Miscellaneous |
-- For Tomitaro Makino, it is a possible hybrid between
Q. dentata and Q. serrata, both species growing in the
same place. -- For today's Authors (International Oak Society) it
is a hybrid between Q. dentata
and Q. acutissima |
Subspecies and varieties |
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Pictures |