Difference between revisions of "Holodiscus (K. Koch) Maximowicz (Q4411) "

taxon name

Holodiscus

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taxon authority

(K. Koch) Maximowicz

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taxon rank

genus

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taxon status

accepted

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common name

oceanspray (English)

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VasCan taxon numeric id

1253

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parent taxon

Spiraeeae de Candolle

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taxon habit

shrub

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GBIF taxon key

2987758

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Global Biodiversity Information Facility

IUCN Redlist Category

NE

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Global Biodiversity Information Facility

distribution

North America

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Mexico

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Central America (Costa Rica)

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Central America (Guatemala)

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Central America (Honduras)

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South America (Colombia)

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South America (Venezuela)

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taxon description fragment

Shrubs, spreading to densely compact, (2–) 3–30 (–60) dm.

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d0_s0

Stems 1–10+, erect to arching;

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d0_s1

bark gray, exfoliating, periderm reddish to nearly black;

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d0_s2

shoots 3 types: long strongly angled or pleated 1st year, short, and water-sprout;

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d0_s3

glabrous, glabrate, downy, canescent, or pilose-tomentose.

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d0_s4

Leaves deciduous, cauline, alternate, dimorphic with shoot type, those of short-shoots in fascicles of 3–8, simple;

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d0_s5

petiole absent or present, distinct, sometimes obscured by decurrent leaf base;

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d0_s6

blade ± ovate, rhombic, trullate to broadly trullate, broadly obovate, or obtrullate, 1–10 cm, membranaceous to chartaceous, sometimes coriaceous, margins flat, usually serrate, sometimes doubly serrate, venation pinnate, simple-craspedodromous, abaxial surface glabrous, glabrate, pilose to villous, tomentose, or sericeous, sometimes sessile or stipitate-glandular, granular deposits present or absent, adaxial glabrous, glabrate, puberulent, pubescent, short-hirsute, velutinous, villous, sessile or stipitate-glandular or eglandular.

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d0_s7

Inflorescences terminal on long-shoots, erect or pendulous, 10–100+-flowered, panicles, glabrate, puberulent, villous, or tomentose hairs golden, tan, or white, stipitate or sessile-glandular or absent;

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d0_s8

bracts absent or subtending inflorescence branches;

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d0_s9

bracteoles present.

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d0_s10

Pedicels present.

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d0_s11

Flowers appearing after leaves, 2–6 mm diam.;

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d0_s12

epicalyx bractlets 0;

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d0_s13

hypanthium patelliform to shallowly crateriform, 1.5–5 mm diam.;

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d0_s14

sepals 5, erect to spreading or slightly reflexed, triangular to elliptic-ovate or deltate;

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d0_s15

petals 5, usually white, sometimes pink-tinged, rarely pink, ovate to elliptic;

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d0_s16

stamens 15–20, equal to or longer than petals, with prominent, raised nectar disc proximal to inner rim, exterior puberulent to tomentose, sometimes sessile-glandular;

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d0_s17

torus inconspicuous;

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d0_s18

carpels 5, adnate to hypanthium base, hirsute and hispid, styles terminal, stigmas 2-lobed;

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d0_s19

ovules 2 (1 aborted).

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