Difference between revisions of "Chaenactis de Candolle in A. P. de Candolle and A. L. P. P. de Candolle (Q2549) "

Flora Commons

accepted id

Chaenactis de Candolle

Chaenactis

de Candolle

FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 21: Magnoliophyta: Asteridae, part 8: Asteraceae, part 3. Oxford University Press, New York.

taxon status

accepted

1 reference

taxon name

Chaenactis

1 reference

taxon authority

de Candolle

1 reference

taxon rank

genus

1 reference

taxon status

accepted

1 reference

VasCan taxon numeric id

976

1 reference

parent taxon

Chaenactideae

1 reference

taxon habit

herb

1 reference

GBIF taxon key

3114807

1 reference

Global Biodiversity Information Facility

common name

Pincushion (English)

1 reference

dustymaidens (English)

1 reference

distribution

w North America

1 reference

nw Mexico

1 reference

taxon description fragment

Annuals, biennials, perennials, or subshrubs, (2–) 5–70 (–200) cm (taprooted).

1 reference

d0_s0

Stems erect to prostrate, usually branched.

1 reference

d0_s1

usually petiolate;

1 reference

d0_s4

blades deltate, elliptic, linear, oblanceolate, or ovate (plane or ± 3-dimensional), (0–) 1–4-pinnately (rarely -subpalmately) lobed, ultimate margins entire, faces glabrous or hairy, often stipitate-glandular or glanddotted.

1 reference

d0_s5

Heads discoid or ± radiant, borne singly or in (terminal) ± cymiform arrays (erect in bud except C. macrantha).

1 reference

d0_s6

Involucres hemispheric to obconic or broadly cylindric, (3–) 5–15 [–25] mm diam.

1 reference

d0_s7

Phyllaries 5–21+ in 1–2 (–3) series (subequal to unequal).

1 reference

d0_s8

Receptacles convex to ± flat, pitted and/or knobby, usually epaleate (paleae 3–10+ in C. carphoclinia).

1 reference

d0_s9

Ray-florets 0 (sometimes simulated by enlarged peripheral disc corollas).

1 reference

d0_s10

Disc-florets 8–70+, bisexual, fertile (diurnal with anthers exserted except in C. macrantha);

1 reference

d0_s11

corollas white, pinkish, cream, or yellow, tubes shorter than cylindric or funnelform throats, lobes 5, deltate to ± lanceolate (sometimes enlarged, unequal; style-branch appendages blunt, obscure).

1 reference

d0_s12

Cypselae clavate to ± cylindric or compressed, obscurely 8–20-angled, faces scabrous and strigose to densely sericeous (usually eglandular);

1 reference

d0_s13

pappi usually persistent, of (1–) 4–20, distinct, ± erose scales in 1–4 series (equal or unequal, outer then shorter, scales usually fewer and/or shorter on peripheral cypselae, midnerves obscure), sometimes 0 or coroniform.

1 reference

d0_s14

(n = 6, 8, plus polyploids and dysploid numbers).

1 reference

d0_s16

morphology statement

whole organism

growth form

subshrub

1 reference

d0_s0

stem

orientation

erect

prostrate

1 reference

d0_s1

stem

branched

usually

1 reference

d0_s1

position

basal

1 reference

d0_s4

position

cauline

1 reference

d0_s4

alternate

1 reference

d0_s4

petiolate

usually

1 reference

d0_s4

deltate

1 reference

d0_s5

elliptic

1 reference

d0_s5

linear

1 reference

d0_s5

oblanceolate

1 reference

d0_s5

ovate

1 reference

d0_s5

oblanceolate

1 reference

d0_s5

ovate

1 reference

d0_s5

lobed

(0-)1-4-pinnately

1 reference

d0_s5

inflorescence palea margin

entire

1 reference

d0_s5

glabrous

1 reference

d0_s5

hairy

1 reference

d0_s5

stipitate-glandular

often

1 reference

d0_s5

glanddotted

1 reference

d0_s5

hemispheric

obconic or broadly cylindric

1 reference

d0_s7

diameter

3

5

1 reference

d0_s7

diameter

15

25

1 reference

d0_s7

diameter

5

15

1 reference

d0_s7

inflorescence phyllary

5

21

1 reference

d0_s8

inflorescence flower ray-floret

presence

absent

1 reference

d0_s10

white

1 reference

d0_s12

pinkish

1 reference

d0_s12

cream

1 reference

d0_s12

yellow

1 reference

d0_s12

cream

1 reference

d0_s12

yellow

1 reference

d0_s12

inflorescence flower corolla tube

height

length

size

shorter

1 reference

d0_s12

inflorescence flower perianth throat

cylindric

1 reference

d0_s12

inflorescence flower corolla lobe

5

1 reference

d0_s12

inflorescence flower corolla lobe

deltate

more or less lanceolate

1 reference

d0_s12

relief

scabrous

1 reference

d0_s13

strigose

densely sericeous

1 reference

d0_s13

atypical quantity

1

4

1 reference

d0_s14

4

20

1 reference

d0_s14

fusion

distinct

1 reference

d0_s14

relief

erose

more or less

1 reference

d0_s14

fruit pappus

duration

persistent

usually

1 reference

d0_s16

fruit pappus

coroniform

1 reference

d0_s16

discoid

1 reference

d0_s6

radiant

more or less

1 reference

d0_s6

singly

1 reference

d0_s6

in more or less cymiform arrays

1 reference

d0_s6

convex

more or less flat

1 reference

d0_s9

relief

pitted

1 reference

d0_s9

knobby

1 reference

d0_s9

epaleate

usually

1 reference

d0_s9

inflorescence flower disc-floret

8

70

1 reference

d0_s11

inflorescence flower disc-floret

reproduction

bisexual

1 reference

d0_s11

inflorescence flower disc-floret

reproduction

fertile

1 reference

d0_s11

fruit cypsela

clavate

more or less cylindric or compressed

1 reference

d0_s13

fruit cypsela

8-20-angled

obscurely

1 reference