Part 145 - Field notes on blue and white forms near Bumthang Chu-Trongsa Chu Divide

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GB 235 LSH/1/1/9/1/145

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Field notes on blue and white forms near Bumthang Chu-Trongsa Chu Divide

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  • 1933-09-01 (Creation)

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1 page

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(1898-1967)

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SUMMARY:
Notes record altitudinal occurrences and absence of hybrids, with blue flowers flowering later than white, and observations on farina and scent. Mentions that the Bumthang Chu-Trongsa Chu Divide may separate blue and white forms, and that pedicellation is not diagnostic for P. dryadifolia, with comparisons to cliffs in SE Tibet.

CONTENT:
137

occurs. That is 13500'. Where the specimen was taken is 5 miles up the valley at 15000'. There are no Calderiana there are no hybrids.
Waihau there are no strumosa. In between are the mixtures. Note that strumosa has the same bad smell exactly as Calderiana.

farina on calyx, pedicels & back of leaves.

from among thousands of the true colour.

Other. The blue flowers are definitely later than the white ones.

tenuiloba. This is pink to deep pink. P. tenuiloba is blue to deep blue-violet.
are practically white. It looks as if the Bumthang Chu-Trongsa Chu Divide may be the divide of the blue & white forms.
explanation.

found before.
on cliffs as in SE Tibet. Many are distinctly pedicelled, this should not be a diagnostic character for P. dryadifolia.

mixtures.

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