Table 1 in Two new species of Trivalvaria (Annonaceae) from northern Myanmar

Table 1. Morphological comparison of key characters and distribution in Trivalvaria rubra, T. casseabriae and the similary taxa. Morphological characters of T. costata, T. macrophylla, T. nervosa, T. argentea following Heusden (1997) and Gardner et al. (2015), T. kanjilalii following Das (1968), T. carnosa following Scheffer (1869), Teijsmann (1863) & our field observation in Xishuangbanna Tropical Botanical Garden (XTBG).
CharacterTrivalvaria rubraT. casseabriaeT. costataT. macrophyllaT. nervosaT. argenteaT. kanjilaliiT. carnosaHabitatshrub up to 1.2 mshrub up to 1.5 mshrub to 3 mtree or shrub up to 12 mtree to 15 mshrubshrub 2-3 mshrub to1mLeaf bladeobovate to narrowly elliptic or oblong-lanceolate, 13.5-27.5 × 4.2-10.5 cmlanceolate to oblong, 12.5-24.5 × 2.5-5.5 cmnarrowly elliptic to obovate or oblong-lanceolate, 12-20 × 4-7 cmelliptic-oblong to oblanceolate 9(-16)-(22-)30 × 3-10 cmelliptic-oblong to oblong-lanceolate, 17-37 × 5-13 cmobovate to oblong, 9-20 × 2.5-7 cmlanceolate 12-15 × 3-4 cmovate-oblong, 15-17 × 6.5-7 cmFlowerspink, polygamous (male and bisexual), 26-28 mm in diam.white, male and bisexual, 14-20 mm in diam.white, male and bisexual, ca.12-24 mm in diam.white to pale brownish creamy, bisexual, ca. 12 mm in diam.white, polygamous (male and bisexual), ca. 14-26 mm in diam.minute, ca. 6-8 mm in diam.bisexual, ca. 5-6 mm in diam.white, bisexual, 14-20 mm in diam.Sepalstriangular to triangular-ovate, 6-9 × 3-6 mmovate to broadly ovate, 2-3.5 × 2-3 mmtriangular to broadly ovate, 2-3.5 × 1.5-4 mmbroadly ovate or triangular, 3-4 × (4-)5-6 mmbroadly ovate, 1.5-3 × 2-3.5 mmbroadly triangular-ovate, 1.5 × 2 mmbroadly ovate, 3-4 × 4 mmbroadly ovate, 2-3 × 2 mmPetalsglabrous insidepuberulous insideglabrous or downy insideglabrous insidepubescent insideglabrous insidepuberulous insideglabrous insideOuter petalslanceolate, or oblong-ovate to ovate-triangular, 14-20 × 4-7 mmelliptic to ovate-elliptic, 6-10 × 4-5 mmoblong-lanceolate, elliptic-oblong, 4-8(-12) × (1-)2-4 mmbroadly ovate or or triangular, 4-8 × 4-7 mmobovate to elliptic- oblong, (6-)8-15 × 3.5-10 mmca. 2 mm longovate, 2.5-3 × 2.5 mmbroadly ovate, 5-6 × 4-5 mmInner petalsspreading, lanceolate or narrowly oblong, 17-25 × 4-6 mmspreading, elliptic to ovate-elliptic, 6-10 × 3-5 mmspreading, oblanceolate, elliptic to narrowly oblong, 4-12 × 1-4 mmconnivent, broadly ovate to broadly elliptic, or broadly triangular-ovate, 5-13 × 4-10 mmspreading, obovate to elliptic-oblong, (5-)7-17 × 3-9 mmca. 2 mm longtip incurved, more or less rhomboid, 3-4 × 2.5-3 mmoblanceolate, tip triangular, 10-12 × 5-6 mmMonocarps stipe2-5 mmunknown1-6 mm2-6 mm9-(25-)30 mm3-6 mm5-6 mm5-6 mmMonocarpsellipsoid or oblong, 15-18 × 7-10 mmunknownelliptic-oblong, 12-24 × 6-10 mmovoid to ellipsoid or oblong, 14-20 × 7-10 mmoblong, 20-25 × 13-15 mmellipsoid-oblong, 14-20 × 7-10 mmsubglobose, 9-10 mm in diam.subglobose, 10-12 × 8-10 mmDistributionMyanmarMyanmarSoutheast Asia, China (Hainan)S. Thailand, Malaya, Sumatra, Java, BorneoS. Thailand and MalaysiaNE India, BangladeshE IndiaJava