Lasianthus krabiensis Napiroon et al. (2018:214)

Napiroon, Tiwtawat, Chayamarit, Kongkanda, Dawson, Sally, Till, Walter & Balslev, Henrik, 2020, A synopsis of Lasianthus (Lasiantheae, Rubiaceae) in Thailand and two additional new species, Phytotaxa 439 (1), pp. 1-38 : 19

29. Lasianthus krabiensis Napiroon et al. (2018:214) . Type: ― THAILAND. Krabi, Khao Phanom Bencha National Park, 18 June 2006, K. Williams et al. 1822 (holotype BKF164569!). ( Figure 3Q ).

T hailand: ―PENINSULAR. Phang-nga: Khao Lak-Lamru National Park, 21 August 1999, C. Puff 990821-1/6 (WU).

Distribution: ―Endemic to Peninsular Thailand.

Ecology:― Evergreen forest at an elevation of 900‒1000 m.

Note: ― Lasianthus krabiensis is morphologically close to L. lancilobus , a Malesian species, but differs by having the abaxial leaf surface sparely hirsute (not glabrous), the peduncle 1–1.5 cm (not 2.5–3 mm) long, the pedicels short, 1 mm or less than 1 mm long (not 3 mm long).

Figures

FIGURE 3A‒O. Lasianthus werefound in Thai naturalforests:A) L. appressus;B) &C) L.attenuatus;D) L.chinensis;E) L.chrysoneurus; F) L. constrictus; G) L. cyanocarpus; H) L. ellipsoideus; I) L. ellipticus; J) L. fordii; K) L. foxworthyanus; L) & M) L. hirsutus; N) L. hispidulus and O) L. inodorus.