Lasianthus rhinocerotis Blume

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 : 79

publication ID

https://doi.org/10.3767/000651912X652012

DOI

https://doi.org/10.5281/zenodo.16855243

persistent identifier

https://treatment.plazi.org/id/1664BC60-3C03-0D49-FFEB-4AF9FF767E77

treatment provided by

Felipe

scientific name

Lasianthus rhinocerotis Blume
status

 

103. Lasianthus rhinocerotis Blume View in CoL

Lasianthus rhinocerotis Blume (1826 View in CoL –1827) 996; Miq. (1857) 315; (1869) 245;Ridl. (1923a) 154;Merr.(1929a) 292;Bakh.f.(1965) 338; H. Zhu (1998) 154; (2001b) 140; (2002) 101. — Type: Blume s.n. (lecto L, designated by Zhu 2002, barcode L0000703), Java.

Shrubs, 1– 2 m high; branchlets terete, usually robust, c. 3 mm diam, densely brown-villous. Leaves: blades oblong, oblong-lanceolate or lanceolate, 9 –18 by 3 – 6.5 cm, coriaceous, glabrous above, densely brown-villous beneath, apex cuspidate-acuminate or cuspidate-acute, base subrounded, midrib and nerves usually depressed, rarely flat above, strongly prominent beneath, nerves 9–12 pairs, ascending at an angle of over 50°, curved to the margin, nervules flat and slightly distinct above, prominent and distinct beneath, parallel; petioles 5 – 8 mm long, densely brown-villous. Stipules triangular, 2 –3 mm long, densely brown-villous. Cymes shortly pedunculate; peduncles 2–5 mm long, densely brown-villous; bracts numerous, filiform to linear, 6–15 mm long, densely brown-villous. Flowers sessile; calyx tube c. 4 mm long, sparsely pilose outside, with usually 6 lobes, lobes linear-lanceolate, 3 mm long, densely villous; corolla tube 4 mm long with 5 lobes, lobes oblong, 3 mm long, densely hirsute outside. Drupes subglobose or obovate, c. 4 mm diam, pubescent or subglabrous, or slightly longitudinal angles, crowned with hirsute calyx lobes; pyrenes 5.

Distribution — Thailand, Malaysia (Peninsular, Borneo), Brunei, Indonesia (Sumatra, Java, Kalimantan, Sulawesi, Irian Jaya).

Note — This species is characterized by having densely villose hairs on branchlets and leaves beneath, cymes with short and robust peduncles and numerous hairy filiform to linear bracts.

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Gentianales

Family

Rubiaceae

Genus

Lasianthus

Loc

Lasianthus rhinocerotis Blume

Zhu, H., Roos, M. C. & Ridsdale, C. E. 2012
2012
Loc

Lasianthus rhinocerotis

Blume 1826
1826
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