Lasianthus attenuatus var. minor, 2012

Zhu, H., Roos, M. C. & Ridsdale, C. E., 2012, A taxonomic revision of the Malesian species of Lasianthus (Rubiaceae), Blumea 57 (1), pp. 1-102 : 16

publication ID	https://doi.org/10.3767/000651912X652012
persistent identifier	https://treatment.plazi.org/id/1664BC60-3C42-0D08-FFEB-4A99FDF17F2D
treatment provided by	Felipe
scientific name	Lasianthus attenuatus var. minor
status	var. nov.

Treatment

b. var. minor H.Zhu View in CoL , var. nov.

A var. attenuato foliis minoribus lineario-oblongis 2 cm latis,stipulis triangulelanceolatis 5–8 mm longis, bracteis et floribus minoribus differt. —

Typus: J.F.Maxwell 8272 (holo L), Singapore, Nee Soon , swamp forest .

Lasianthus densifolius Miq. (1857) 321, p.p. quoad syntype: Horsfield s.n. (K), Blambangan , Java.

Lasianthus densifolius View in CoL auct. non Miq.: Hook.f. (1880) 182, cited specimen Lasianthus View in CoL ? Wall. Cat . 8441 in part; King & Gamble (1904) 122; Ridl. (1923a) 156; K.M. Wong (1989) 368, p.p.].

This variety has relatively small linear-oblong leaves which are less than 2 cm broad, triangular-lanceolate and hirsute stipules which are 5 –8 mm long, relatively small and subulate to linear bracts which are 5 mm long, and relatively small flowers which are 8 mm long.

Distribution — Peninsular Malaysia, Singapore, Indonesia (Sumatra).

Habitat & Ecology — In swamp forest and lowland forests. Flowering and fruiting between January and March.

Note — The var. attenuatus differs from var. minor in having oblong leaves which are more than 2 cm broad, inconspicuous stipules, relatively large bracts and flowers.