Difference between revisions of "Boechera pauciflora (Nuttall) Windham &amp; Al-Shehbaz (Q3780) "

taxon name

Boechera pauciflora

1 reference

taxon authority

(Nuttall) Windham & Al-Shehbaz

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taxon rank

species

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taxon status

accepted

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common name

arabette pauciflore (French)

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Columbia rockcress (English)

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hairy-stemmed rockcress (English)

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fuzzy suncress (English)

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VasCan taxon numeric id

3888

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distribution

CA-BC

establishment of distribution

occurrence status

present

native

1 reference

publication

Straley, G.B., D.V. Meidinger & G.W. Douglas. 1989-1994. The Vascular plants of British Columbia. BC. Ministry of Forests, Victoria. 4 vols.

CA-YT

establishment of distribution

occurrence status

present

native

1 reference

publication

Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.

CA-BC

B.C.

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US-CA

Calif.

1 reference

US-ID

Idaho

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US-MT

Mont.

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US-NV

Nev.

1 reference

US-OR

Oreg.

1 reference

US-UT

Utah

1 reference

US-WA

Wash.

1 reference

US-WY

Wyo.

1 reference

Boechera Á. Löve & D. Löve

parent taxon

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taxon habit

herb

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GBIF taxon key

3043580

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Global Biodiversity Information Facility

IUCN Redlist Category

NE

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Global Biodiversity Information Facility

phenology

Flowering May–Jun.

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taxon habitat

rocky soil

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sagebrush areas

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mountain shrub communities

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edges

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conifer forests

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elevation

600-2500 m

measurement range from

600 meter

measurement range to

2,500 meter

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taxon description fragment

caudex sometimes woody.

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d0_s3

Stems usually 1 per caudex branch, arising from center of rosette near ground surface, (1.4–) 3–11.2 dm, densely pubescent proximally, trichomes simple, 0.6–1.5 mm, mixed with stalked, 2- (or 3-) rayed ones, 0.2–0.4 mm, sparsely pubescent distally.

1 reference

d0_s4

Basal leaves: blade oblanceolate, 3–10 mm wide, margins usually dentate, rarely entire, sometimes ciliate, trichomes (simple or branched), to 1 mm, surfaces densely pubescent, trichomes stalked, 2–5-rayed, 0.3–0.6 mm.

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d0_s5

Cauline leaves: (8–) 14–60, often concealing stem proximally;

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d0_s6

blade auricles (1–) 3–10 mm, surfaces of distalmost leaves glabrous or sparsely pubescent.

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d0_s7

Fruiting pedicels horizontal to divaricate-descending, usually straight, rarely slightly recurved, 4–13 mm, pubescent, trichomes spreading, 2-rayed or 3-rayed.

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d0_s9

Flowers divaricate at anthesis;

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d0_s10

sepals pubescent;

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d0_s11

petals lavender to whitish, 5–8 × 1–2 mm, glabrous;

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d0_s12

pollen spheroid.

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d0_s13

Fruits horizontal, divaricate-descending or widely pendent, not appressed to rachis, not secund, curved, edges parallel, 5.5–10.5 cm × 1.5–2.2 mm;

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d0_s14

valves glabrous;

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d0_s15

ovules 80–162 per ovary;

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d0_s16

style 0.05–0.5 mm.

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d0_s17

Seeds uniseriate, 1.4–1.8 × 1–1.4 mm;

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d0_s18

2n = 21.

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d0_s20

morphology statement

stem caudex

texture

woody

sometimes

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d0_s3

1

1 reference

d0_s4

arising

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d0_s4

atypical some measurement

1.4

3

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d0_s4

3

11.2

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d0_s4

pubescent

densely; proximally

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d0_s4

leaf blade

oblanceolate

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d0_s5

leaf blade

3

10

1 reference

d0_s5

inflorescence palea margin

dentate

usually

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d0_s5

inflorescence palea margin

entire

rarely

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d0_s5

inflorescence palea margin

ciliate

sometimes

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d0_s5

leaf

atypical quantity

8

14

1 reference

d0_s6

leaf

14

60

1 reference

d0_s6

inflorescence flower petal auricle

atypical some measurement

1

3

1 reference

d0_s7

inflorescence flower petal auricle

3

10

1 reference

d0_s7

inflorescence flower

arrangement

divaricate

1 reference

d0_s10

inflorescence flower sepal

pubescent

1 reference

d0_s11

coloration

lavender

whitish

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d0_s12

length

5

8

1 reference

d0_s12

1

2

1 reference

d0_s12

glabrous

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d0_s12

inflorescence flower androecium stamens pollen

spheroid

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d0_s13

horizontal

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d0_s14

divaricate-descending

1 reference

d0_s14

pendent

widely

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d0_s14

fixation

appressed

not

1 reference

d0_s14

secund

not

1 reference

d0_s14

course

curved

1 reference

d0_s14

inflorescence flower gynoecium pistil ovule

80

162

1 reference

d0_s16

inflorescence flower gynoecium pistil style

0.05

0.5

1 reference

d0_s17

seed

arrangement

uniseriate

1 reference

d0_s18

seed

length

1.4

1.8

1 reference

d0_s18

seed

1

1.4

1 reference

d0_s18

chromosome

21

1 reference

d0_s20

simple

1 reference

d0_s4

0.6

1.5

1 reference

d0_s4

arrangement

mixed

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d0_s4

0.2

0.4

1 reference

d0_s4

pubescent

sparsely; distally

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d0_s4

0

1

1 reference

d0_s5

stalked

1 reference

d0_s5

0.3

0.6

1 reference

d0_s5

inflorescence raceme

17-60-flowered

1 reference

d0_s9

inflorescence raceme

unbranched

usually

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d0_s9

spreading

1 reference

d0_s9

general structure valve

glabrous

1 reference

d0_s15

inflorescence flower petal venation midvein wing

continuous

1 reference

d0_s20

inflorescence flower petal venation midvein wing

0.1

0.25

1 reference