Taraxacum phymatocarpum

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[[leaf count::10]| ]]

A single disjunct population of Taraxacum phymatocarpum was found by M. L. Fernald and colleagues on Burnt Cape, Northern Peninsula, Newfoundland; otherwise the species is arctic. This diminutive species is characterized by its mostly unlobed leaves, pale yellow ligules, and usually dark cypselae.

apex architecture or shapehornless +
apex external texturecallous +
apex shapeacute +, obtuse + and acuminate +
base shapeattenuate +
beak fragilitystout +
blade shapeoblanceolate +, linear-oblanceolate + and runcinate +
body shapeoblanceoloid + and flattened +
bractlet colorationpurplish-tinged +
bractlet shape or vernationrevolute +
calyculus orientationappressed + and spreading +
chromosome count24 +, 32 + and 40 +
cone shapeconic +
corolla colorationyellow +, lemon +, drying +, outer + and striped +
cypsela colorationbrown +, grayish + and blackish +
face external textureglabrous + and villous +
face relieftuberculate + and muricate +
flowering timesummer +
habitatslopes to stream banks in tundra +, dry to drained areas +, calcareous +, rocky taluses +, gravel +, sand +, clay + and exposed gravelly-turfy limestone barrens ( south ) +
habitat inclinesloped +
habitat moisturedry +
involucre colorationdark + and green +
involucre shapecampanulate + and urceolate +
leaf orientationhorizontal +, patent + and erect +
lobe coursestraight +
lobe orientationretrorse +
lobe shapetriangular +
margin colorationpurplish +
margin external texturescarious +
margin shapetoothed +, denticulate +, entire + and lobed +
pappus colorationcreamy + and white +
petiole architecturewinged +
phyllary shapeoblong-lanceolate +, lanceolate + and lance-ovate +
rib count15 + and 5 +
rib prominenceprominent +
series count2 +
stem colorationreddish +
stem count1 +
stem external textureglabrous +
stem orientationerect + and ascending +
taproot architecturebranched +
tip external texturescarious +
tip reliefscarious-erose + and erose +
whole organism lengthlonger +
whole organism life styleplant +