A new species of Bupleurum (Umbelliferae) from Badakhshan, with notes on and a key to the alpine species of High Asia
Author
Pimenov, Michael G.
Author
Kljuykov, Eugene V.
text
Phytotaxa
2015
2015-09-16
226
3
245
252
http://dx.doi.org/10.11646/phytotaxa.226.3.4
journal article
10.11646/phytotaxa.226.3.4
1179-3163
13631807
1.
Bupleurum aitchisonii
(Boiss. 1888: 252) H.
Wolff (1910:142)
.
Basionym
:
Bupleurum olympicum
Boiss. (1844: 149) var.
aitchisonii
Boiss. (1888: 252)
.
Type
:—
AFGHANISTAN
.
Kurram valley
, Afghanistan. Amongst stones at
12000 to 14000 feet
,
Sikaram
,
August 1878
,
Aitchison 929
(
lectotype
G-BOIS!; designated by
Pimenov & Jacquemoud (2015)
;
isolectotypes
BM
!,
C
!,
DD
!,
GH
!,
K
!,
LE
!)
.
Syn.:
Bupleurum aitchisonii
(Boiss. 1888: 252) H.
Wolff (1910:142)
var.
abbreviatum
H.
Wolff (1910: 143)
.
Type
:—
AFGHANISTAN
.
Afghanistan: auf Alpen des Kuram-Thales,
Aitchison 929
(not traced).
Procumbent, glabrous herbs; main stem abbreviate, branched from the base; leaves basal and cauline, linear, upper linear to lanceolate, amplexicaul; bracts 1–3, lanceolate to oval; rays 2–4, up to
1 cm
long; bracteoles 5, linear; petals yellow with broad resin canal; stylopods brown; fruits
2–4 mm
long,
1.5 mm
broad; vallecular vittae 3–5 per furrow, commissural 4–6.
Distribution:—
India
(W Himalaya: Jammu & Kashmir,
Himachal Pradesh
, Uttaranchal),
Pakistan
,
Tajikistan
,
Afghanistan
(NE; E).
Notes
:—The majority of gatherings, labeled as
B. aitchisonii
from
Tajikistan
, belong to the new species,
B. pamiricum
,
which is described in this article. The distribution of
B. aitchisonii
in
Tajikistan
is confirmed, however, by a specimen from Khorog herbarium (
Tajikistan
,
Gorno-Badakhshan
, Barvoz village, Shakhdara ridge, stony slope of NE exposition, alt. =
3800 m
,
15 August 1974
.
Zaprjagaev & Dengubenko 556
, KHOR!).
2.
Bupleurum condensatum
Shan Renhwa & Li Yin (1974: 279, tab. 56, fig. 1–9).
Type:—
CHINA
.
Qinghai
: Gonghe Xian, Deheba,
Yao ZhongWu 875
(
holotype
NAS).
Low, slender herbs; stems numerous; all or the majority of leaves in basal rosette; leaf laminas narrowly lanceolate; bracts 5–6, linear; rays 4–7,
3–6 cm
long, unequal; bracteoles 5, lanceolate; petals yellow to yellow-green; stylopods yellow or purplish; fruits
1.8–3.2 mm
long,
1.8–2 mm
broad; vallecular vittae solitary, commissural 2.
Distribution:—
China
(
Tibet
:
Qinghai
).