A taxonomic revision of the Pyracantha crenulata complex (Rosaceae, Maleae)
Author
Feng, Hui-Zhe
0000-0001-5693-7992
State Key Laboratory of Biocontrol and Guangdong Provincial Key Laboratory of Plant Resources, School of Life Sciences, Sun Yatsen University, 510275 Guangzhou, Guangdong, China & fenghuizhe @ outlook. com; https: // orcid. org / 0000 - 0001 - 5693 - 7992
fenghuizhe@outlook.com
Author
Wei, Su-Juan
0000-0002-2285-4723
State Key Laboratory of Biocontrol and Guangdong Provincial Key Laboratory of Plant Resources, School of Life Sciences, Sun Yatsen University, 510275 Guangzhou, Guangdong, China & weisj @ mail 2. sysu. edu. cn; https: // orcid. org / 0000 - 0002 - 2285 - 4723
Author
Wang, Long-Yuan
0000-0003-2845-8171
Department of Horticulture and Landscape Architecture, Zhongkai University of Agriculture and Engineering, 510225 Guangzhou, Guangdong, China & wanglongyuan @ zhku. edu. cn; https: // orcid. org / 0000 - 0003 - 2845 - 8171
wanglongyuan@zhku.edu.cn
Author
Chen, Su-Fang
0000-0003-3920-7618
State Key Laboratory of Biocontrol and Guangdong Provincial Key Laboratory of Plant Resources, School of Life Sciences, Sun Yatsen University, 510275 Guangzhou, Guangdong, China & chsuf @ mail. sysu. edu. cn; https: // orcid. org / 0000 - 0003 - 3920 - 7618
chsuf@mail.sysu.edu.cn
Author
Fan, Qiang
0000-0003-4254-6936
State Key Laboratory of Biocontrol and Guangdong Provincial Key Laboratory of Plant Resources, School of Life Sciences, Sun Yatsen University, 510275 Guangzhou, Guangdong, China & fanqiang @ mail. sysu. edu. cn; https: // orcid. org / 0000 - 0003 - 4254 - 6936
fanqiang@mail.sysu.edu.cn
Author
Liao, Wen-Bo
0000-0001-6839-9511
State Key Laboratory of Biocontrol and Guangdong Provincial Key Laboratory of Plant Resources, School of Life Sciences, Sun Yatsen University, 510275 Guangzhou, Guangdong, China & lsslwb @ mail. sysu. edu. cn; https: // orcid. org / 0000 - 0001 - 6839 - 9511
lsslwb@mail.sysu.edu.cn
text
Phytotaxa
2021
2021-01-06
478
2
239
252
http://dx.doi.org/10.11646/phytotaxa.478.2.5
journal article
10.11646/phytotaxa.478.2.5
1179-3163
5413169
Pyracantha crenulata
(D. Don) M.
Roemer (1847: 220)
. ≡
Mespilus crenulata
D.
Don (1825: 238)
. ≡
Crataegus
crenulata
(D. Don)
Roxburgh (1832: 509)
.
Type
:—
NEPAL
.
Wallich Cat. 674
(GZU-000283038!, GZU-000283040!,
K-000758628!, K-001111567! & MO-1898609!).
=
Photinia fortuneana
Maximowicz (1873: 179)
. ≡
Pyracantha fortuneana
(Maxim.) H.L.
Li (1944: 420)
.
Type
:—
CHINA
.
Fujian
: Xiamen [Hsiameng],
Fortune A69
(K-000758310!, K-000758311!, P-02143286!, P-02143287! & P-02143288!).
=
Sportella atalantioides
Hance (1877: 207)
. ≡
Pyracantha atalantioides
(Hance)
Stapf (1926: 9099)
.
Type
:—
CHINA
.
Guangdong
[
Kuangtung
]: Lianzhou [Lianchaw],
October 1876
,
J.C. Nevin s.n.
(Herb. propr. n. 19960) (BM-000946992!, BM-000946993!, K- 000758623! & K-000758625!).
=
Photinia crenatoserrata
Hance (1880: 261)
. ≡
Pyracantha crenatoserrata
(Hance)
Rehder (1931: 72)
.
Type
:—
CHINA
.
Hubei
[Hupeh]: Yichang [Ichang], 1879,
T. Watters s.n.
(Herb. propr. n. 20988).
=
Pyracantha gibbsii
A.B.
Jackson (1916: 309)
.
Type
:—
CHINA
.
Hubei
[Hupeh]:
Badong
[Patung],
E.H.
Wilsion
349
(A-00969286!, A- 00969287! & A-00969288!);
Western
Hubei
,
E.H.
Wilsion
662
(A-00969291! & GH-00969283!);
E.H.
Wilsion
2984
(A-00969289! &
GH00969290
!);
Sichuan
:
Mt. Emei
,
E.H.
Wilsion
4871a
(A-00138014! & A-00138108!).
=
Pyracantha crenulata
var.
rogersiana
A.B.
Jackson (1916: 309)
. ≡
Pyracantha rogersiana
(A.B. Jacks.)
Bean (1921: 2608)
.
Type
:—
CHINA
.
Yunnan
:
Delavay 1889
; Western China:
Forrest 5984
(K).
=
Pyracantha discolor
Rehder (1920: 260)
.
Type
:—
CHINA
.
Hubei
:
Fang Hsien
,
June 1907
,
E.H.
Wilsion
s.n.
(
Arnold Arb. Exp. No.
2986).
=
Pyracantha crenulata
var.
kansuensis
Rehder (1923: 115)
.
Type
:—USA.
Santa Barbara
cultivated (original collected from near
Yan-puko
,
Gansu
[
Kansu
],
China
),
November 29, 1922
,
E.O. Orpet s.n.
(A-00032483!).
Shrubs or small trees, to
5 m
tall, with thorny branches. Branches dark brown when old, initially rusty pubescent, glabrous when old. Petiole
3–6 mm
, glabrous; leaf blade oblong or oblanceolate, rarely ovate-lanceolate, 2–7 ×
0.8–1.8 cm
, both surfaces glabrous, base broadly cuneate or slightly rounded, margin entire or serrulate, apex acute or obtuse. Compound corymb
3–5 cm
in diam., many flowered; peduncle initially brown pubescent basally, glabrescent; bracts caducous, lanceolate. Pedicel
4–10 mm
, glabrous. Flowers
6–9 mm
in diam. Hypanthium campanulate, glabrous. Sepals triangular,
1–1.2 mm
, abaxially glabrous, apex acute. Petals orbicular, 4–5 ×
3–4 mm
, apex rounded. Stamens 20; filaments
2–3 mm
. Ovary densely white pubescent apically; styles nearly as long as stamens. Pome orangish yellow or orangish red when mature, nearly globose,
3–8 mm
in diam.; sepals persistent, erect. Fl. Mar–May, fr. Aug–Nov.
Distribution and habitat
:
Pyracantha crenulata
distributed from the Himalayas to
Philippines
. It grows in slopes, valleys, among shrubs, open forests;
200‒1700 m
.
Phenology
:—Flowering from April to May, fruiting from September to December.
Additional specimens examined: see APPENDIX.