Pulicarioidea annamica
| Notice: | This page is derived from the original publication listed below, whose author(s) should always be credited. Further contributors may edit and improve the content of this page and, consequently, need to be credited as well (see page history). Any assessment of factual correctness requires a careful review of the original article as well as of subsequent contributions.
If you are uncertain whether your planned contribution is correct or not, we suggest that you use the associated discussion page instead of editing the page directly. This page should be cited as follows (rationale):
Citation formats to copy and paste
BibTeX: @article{Bunwong2014PhytoKeys37, RIS/ Endnote: TY - JOUR Wikipedia/ Citizendium: <ref name="Bunwong2014PhytoKeys37">{{Citation See also the citation download page at the journal. |
Ordo: Asterales
Familia: Asteraceae
Genus: Pulicarioidea
Name
Pulicarioidea annamica (Gagnep.) Bunwong, Chantar. & S.C.Keeley comb. nov. – Wikispecies link – IPNI link – Pensoft Profile
- Pulicaria annamica Gagnep., Bull. Soc. Bot France. 68: 121. 1921.
- Vernonia pulicarioides Gagnep., Fl. Indo-Chine 3: 482. 1924.
Type
Vietnam, Annam, Da Lat plateau, Langbian mountain, A. Chevalier 30672 (P!, lectotype designated here). Fig. 10C.
Description
Perennial herbs, 20–40 cm tall. Stems erect, conspicuously ribbed, villose. Leaves 5–10 by 1.5–2 cm, oblong or oblanceolate, margin subentire, apex acute or truncate, base cuneate, subcoriaceous; upper surface scabrous without glands; lower surface scabrous with whip-shaped hairs and capitate glands; lateral veins 4–8-paired; petioles sessile. Capitulescences terminal, solitary or few. Capitula hemispherical, 10–15 mm long, pedunculate. Receptacle glabrous. Involucres hemispherical, in 5–6 series, 10–15 mm long, 10–15 mm in diam., phyllaries imbricate, green with purple apically, margin piliferous, outer surface sericeous without glands; the outer and the middle ones lanceolate, apex acuminate; the inner ones lanceolate, apex acuminate or aristate. Florets ca. 70; corollas narrowly funnelform, purple, pubescent with hairs and glands; corolla tubes 6–7 mm long; corolla lobes 2–2.5 mm long. Anthers 3.5–4 mm long, apical appendage acute, base acute. Styles purple, 6–6.5 mm long, branches 2–2.5 mm long. Achenes subterete or oblong, 2–2.5 mm long, 3–5 ribbed, pubescent with dense twin hairs without glands, carpopodium present. Pappus in 2 series of bristles, persistent, the outer ones shorter than the inner ones, the inner ones 8–9 mm long. Pollen lophate, without micropuncta.
Distribution
Thailand: Mae Hong Son, Chiang Mai. Myanmar, Laos, Vietnam.
Specimens examined
Thailand, Chiang Mai, Doi Sutep Pui national park, 18°48.39'N, 98°54.90'E, 20 Oct 1999, P. Suksathan 1932 (QBG); Laos, M. Poilane 2038 (P); Laos, 4 Feb 1932, M. Poilane 20073 (P); Vietnam, Annam, Da Lat plateau, Langbian mountain, 10 Feb 1914, A. Chevalier 30672 (P); Langbian mountain, 15 Feb 1914, A. Chevalier 30847 (P); Langbian mountain, Eberhardt 1747 (P); Langbian mountain, 27 Oct 1920, E. Evrard 406 (E, P); Langbian mountain, 19 Jan 1924, E. Evrard 1057 (P); Langbian mountain, E. Evrard 1446 (P); Langbian mountain, 20 Feb 1952, Schmid 1237 (P).
Diagnostic characters
This species is distinguished by having hemispherical capitula, sericeous phyllaries without glands, 3–5 ribed achenes, whitish flattened pappus and lophate pollen with small lacuna.
Ecology
Evergreen and pine-oak forest, alt. 780–1600 m; flowering October to February.
Vernacular name
Pha Ya Muang Doi (พญาม่วงดอย).
Taxon Treatment
- Bunwong, S; Chantaranothai, P; Keeley, S; 2014: Revisions and key to the Vernonieae (Compositae) of Thailand PhytoKeys, 37: 25-101. doi
Images
|
