Tropicos | Name - !Hypnum tristoviride (Broth.) Paris

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!Hypnum tristoviride (Broth.) Paris

Search in Muséum national d'Histoire naturelle

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Project Name Data (Last Modified On 4/2/2009)

Acceptance : Accepted

Project Data (Last Modified On 5/6/2009)

General Reference:

Wu Peng-cheng, M. R. C. & S. He. 2005. Sematophyllaceae–Polytrichaceae. 8: viii +385 pages. In Moss Fl. China. Science Press & Missouri Botanical Garden, Beijing, New York & St. Louis.

Illustration & Map (Last Modified On 5/6/2009)

Illustrations:

Hypnum tristoviride (Broth.) Paris (Figs. 1–26.)

Map:

Distribution (Last Modified On 5/6/2009)

Distribution:

Habitat: on rotten tree trunks; alt. 2150 m.

Distribution: China, Japan, and Korea.

Specimens Examined (Last Modified On 5/6/2009)

Specimens Examined:

Chinese specimens examined: Guizhou: Gui-yang City, C.-M. Wang 6175 (PE). Sichuan: Wo-long Nature Reserve, S.-M. Yu 287, 296 (both in HKAS). Taiwan: Tai-chong Co., S.-H. Lin s.n. [Bryophytes of Taiwan Exsiccatae ser. 1, no. 25 (MO)]. Zhejiang: Western Mt. Tianmu, M. Zang 457 (HKAS).

Notes (Last Modified On 5/6/2009)

general taxon notes:

Hypnum tristo-viride is characterized by having slender plants, triangular-lanceolate leaves, inflated alar cells, elongate setae (up to 3.5 cm long), and usually cylindrical, inclined capsules.

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19. Hypnum tristo-viride (Broth.) Par. 暗绿灰藓 an-lu hui xian

Index Bryol. Suppl. 1: 214. 1900. Stereodon tristo-viridis Broth., Hedwigia 38: 234. 1899. Type: Japan.

Hypnum rhynchothecius C. Müll. ex Iishiba, Cat. Mosses Japan 265. 1929. Stereodon rhynchothecius Broth., Bull. Herb. Boissier, ser. 2, 2: 992. 1902.

Hypnum tristo-viride var. brevisetum Ando, J. Sci. Hiroshima Univ., Ser. B, Div. 2(Bot.) 7: 146. 1956.

Pylaisiadelpha integrifolia (Broth.) W. R. Buck, Yushania 1(2): 12. 1984. Brotherella integrifolia Broth., Ann. Bryol. 1: 24. 1928. Synonymized by B. C. Tan & Y. Jia 1999. Type: China. Taiwan, Taichu, Sasaki s.n.

Plants small, slender, up to 5–7 cm long, yellowish or brownish green. Stems creeping, pinnately branched, branches flattened, 0.5–1.0 cm long; central strand absent; pseudoparaphyllia foliose or lanceolate, sometimes branched. Leaves falcate-secund, oblong- or triangular-lanceolate, asymmetric, plane, gradually acuminate,

(0.9–)1.0–1.5 mm × 0.3–0.4 mm; margins recurved in lower 2/3 the leaf length, serrulate near apex; costae double, short or indistinct; median and upper leaf cells linear, (30–)40–60(–80) µm × 4–6 µm; basal cells slightly shorter, yellowish or brownish orange, thick-walled, porose; alar cells rather inflated, with 2–3 rows smaller, subquadrate cells along the margins. Dioicous. Inner perichaetial leaves recurved at margins, not plicate, irregularly serrulate. Setae elongate, (0.6–)1.5–3.5 cm long, reddish yellow, twisted when dry; capsules erect or inclined, oblong-ovoid to cylindrical, 1–2 cm long, somewhat curved and constricted below the mouth when dry; opercula conic, shortly rostrate; annuli not developed; peristome teeth normal, with 1–2 cilia, rarely rudimentary. Spores 18–20 µm in diameter, smooth.