Gomphostemma hemsleyanum

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Gomphostemma hemsleyanum

Description

Perennial herb, c. 60 cm. Leaves oblong to elliptic ovate, 6-12(-18) by 3.5-4.5(-7) cm, acute; Flowers ∞, in axillary subglobular verticillasters, the upper ones almost forming an interrupted spurious spike.

Distribution

Upper Burma present, W. Malesia present, extreme East Java present, near Asem Bagus present
Upper Burma and W. Malesia: extreme East Java (near Asem Bagus, once).

Ecology


The species shows the characteristic disjunct area of species between the drought areas of Burma and Java, cf. . Asem Bagus is situated in the driest part of Java with only 0-5 rainy days during the four driest consecutive months of the year.

Notes

Though the single Javanese record has smaller dimensions in leaves and flowers as compared with the typical form, and the leaf margin is crenulate-serrate instead of 'argute'-serrate, there is no doubt about the identity.

Citation

KENG 1969 – In: Gard. Bull. Sing. p 85
PRAIN 1891: p. 250. – In: Ann. R. Bot. Gard. Calc. pl. 82
BACK. & BAKH. f. 1965 – In: Fl. Java. p 619