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Quercus segoviensis | |
Author | Liebm. 1854 Overs. Kongel. Danske Vidensk.
Selsk. Forh. Medlemmers Arbeider 1854: 186 Diagnosis here |
Synonyms | achoteana Trel. 1938 matagalpana Trel. 1924 Diagnosis here peduncularis var. sublanosa (Trel.) C.H.Mull. 1942 reticulata var. segoviensis (Liebm.) Wenz. 1884 |
Local names | roble belloto; |
Range | Nicaragua
; Honduras ; Guatemala ; Mexico (Chiapas) ; 650 - 2500 m ; |
Growth habit | 8-15
m tall usually; sometimes smaller (5 m) ; |
Leaves | 8-13
x 4-7 cm; deciduous; leathery but rather thin; obovate or oblanceolate;
apex obtuse or acute, mucronate or not; base cuneate or obtuse, asymmetrical,
cordate or not; margin thickened, flat or slightly revolute, cartilaginous,
lobed-dentate (8-12 pairs of shortly mucronate teeth); adaxially grey-green,
slightly lustrous, hairless or with some scattered, reddish glandular
hairs and stalkless stellate one, mainly along midrib; abaxially greyish
or yellowish, glabrescent, with sessile, stellate hairs and golden glandular
ones; 8-12 vein pairs prominent both sides, mainly beneath; epidermis
remotely bullate and papillose; petiole 2-4 mm, pubescent, glabrescent,
reddish brown; |
Flowers | Staminate inflorescences 2-3 cm long or more, with at least 6 flowers; pistillate inflorescences 1.5-4 cm long, with 1-5 flowers; |
Fruits | acorn 1.2-2 cm long, subglobose; mucronate; peduncle 1-6 cm long; enclosed 1/3 to 1/2 by cup; cup half-round, with oval, tomentose, appressed, reddish brown scales; pericarp hairless inside; free cotyledons; |
Bark, twigs and |
bark rough, yellowish grey to dark reddish; twigs 1.5-5 mm thick, tomentose at first, becoming hairless, pinkish brown, with prominent white lenticels; buds ovoid, 4-5 cm long, sometimes pubescent at apex; |
Hardiness zone, habitat | not hardy; |
Miscellaneous | -- A. Camus : n° 199; -- Sub-genus Quercus, Section Quercus, Series Leucomexicanae; -- Hybridizes with Q.purulhana; -- For Zavala-Chavez, 2003, Q.segoviensis and Q.matagalpana are varieties of Q.peducularis. |
Subspecies and varieties |
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Pictures |
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