中文名 | 拉丁名 | 科名 | 基名 | 发表年代 |
| Astragalus baerlukensis | Leguminosae | | 2011 |
A New Species of Astragalus (Leguminosae) from Northwestern Xinjiang, China 作者:Liu Xiao-lin, Yue Xiao-na, Chang Zhao-yang, Xu Lang-ran 文献:Novon 21(2): 216 (-218; fig. 1). 2011. 形态描述:Perennial herbs, 15-25 cm tall, ± acaulescent, caespitose, vegetation with medifixed, appressed white hairs; caudex strongly ligneous, divided into a pluricipital root-crown forming abbreviated stems 1— 2.5 cm; stipules white, membranous, ranging from ovate on basal stems to narrowly triangular apically, 6-8 mm, adnate to petiole at base, densely pubescent. Leaves 15-25 cm; petiole 7-10 cm, stout, densely pubescent, with leaflets in 5 to 9 pairs; leaflet blades elliptic to oblong-obovate, (7-) 10 15(— 20) X (4-)6-8(—10) mm, acute to obtuse, often mucronate, densely pubescent with appressed white trichomes on both surfaces. Peduncles slightly shorter than leaves, 8-15 cm, stout, with densely appressed, white trichomes; bracts white, membra nous, linear to very narrowly lanceolate, 8-10 X 1 1.5 mm, with mostly medifixed, white or mixed with sparse black hairs; racemes oblong capitate, 2.5-3.5 X 1.5—2 cm, each raceme congested, with 12 to 15 flowers. Calyx in anthesis tubular, 15—18(—20) mm, later bladderlike and inflated, covered with dense white and scattered black, spreading, asymmetric, medifixed trichomes; calyx teeth filiform, 6-8(— 9) mm, with dense, white and scattered black, medifixed trichomes; corolla petals yellow; standard 20-24 mm, with limbs oblong-obovate, 18-20 X 7-8 mm, emarginate at apex, attenuate toward the base into a claw 2-3 mm; wings slightly shorter than standard, 19-21 mm, with limbs narrowly oblong, 6—7 mm, asymmetrically emarginate at apex, claw 1,5X as long as limb, auricle ca. 1 mm; keels slightly shorter than wings, 17-19 mm, with limbs obliquely elliptic 5-7 mm, claw 1.5X as long as limb, auricle 0.5-1 mm; stamen tube truncate at mouth; ovary subsessile, narrowly ellipsoid, with dense spreading, medifixed, white and scattered black trichomes, style glabrous. Legumes not seen. 分布:Xinjiang: Yumin, Yumin-shuiku, on slope of Baerluke mtn. 性质:sp. nov. |
| Astragalus baxoiensis | Fabaceae | | 2007 |
New Species and a New Combination in Astragalus (Leguminosae) from China 作者:Dietrich Podlech, Lang-Ran Xu 文献:Novon 17(2): 241 (-242). 2007. 形态描述:Plants 6-12 cm tall, densely caespitose, furnished with appressed hairs. Stems up to 6 cm, slender, glabrous. Leaves 1.5-4.5 cm; stipules often reflexed, 2-3 mm, nearly free from petiole, distinctly connate behind stem, sparsely hairy to some-times glabrous; petiole 0.5-1 cm, like rachis glabrous or with scattered hairs up to 0.3 mm; leaflets in 5-8(or 9) pairs, elliptic, 2-3 × 1-1.5 mm, abaxially especially at midvein sparsely covered with appressed hairs up to 0.3 mm, adaxially glabrous, apex subobtuse. Racemes short, rather densely 4-8-flowered; peduncle 2-3.5 cm, glabrous; bracts whitish membranous, ovate to narrowly triangular, 1-2 mm, sparsely white and black hairy. Calyx campanulate, ca. 3 mm, loosely covered with appressed white and black hairs 0.1-0.3 mm; teeth 1-1.5 mm. Petals pale purple; standard widely elliptic to orbicular, ca. 8 × 4.5 mm, apex emarginate; wings ca. 7 mm; keel ca. 6 mm. Legumes with a stipe ca. 1 mm, ellipsoid, ca. 5 mm, ca. 2 mm high and ca. 2.5 mm wide, keeled ventrally, grooved dorsally, acute with hooked persistent style, 1-locular; valves glabrous. 分布:Xizang (Tibet): near Baxoi City 性质:sp. nov. |
| Astragalus beitashanensis | Leguminosae | | 2010 |
Astragalus beitashanensis, a New Species of Leguminosae from Xinjiang, China 作者:Chai Wei, Yan Ping 文献:Novon 20(1): 21 (-22). 2010. 形态描述:Plants perennial, ca. 5 cm tall, acaulescent. Stipules greenish, 4?6 mm, adnate to the petiole to 1/2 of length, lower stipules widely ovate, acute, sparsely hairy, upper stipules ovate-lanceolate, acu minate, densely pubescent; leaves 3-6 cm, petiole 1.5-2.5 cm, like the rachis very densely covered with appressed white trichomes; leaflets in 3 to 5 pairs, elliptic to suborbicular, obtuse, 4?9 X 3-6 mm, pubescence sparse adaxialiy but densely pubescent abaxially with appressed ? medifixed white trichomes 0.5-0.9 mm. Peduncles 1.5?3 cm, shorter than the leaves, densely covered with ascending white hairs; racemes ovate, 3?3.5 cm, congested with 6 to 11 flowers; bracts whitish green, membranous, with greenish midvein, ovate or ovate-lanceolate, ca. 2.5 mm, sparsely pubescent with ascending white and black hairs, at the margins densely covered with spreading white trichomes to 1.2 mm. Calyx soon becoming inflated, oblong to elliptic, 13-15 mm, bifid between the 2 upper teeth to 1/4 of tube length, adaxialiy covered with subappressed to ascending very asymmetric and bifurcate white trichomes, 0.5 1.5 mm long, abaxially covered with flexuose, appressed ? medifixed, black hairs, 0.2?0.6 mm, with a few longer, white hairs mixed in; calyx teeth green with reddish margins, triangular, 2?3 mm, externally covered with ascending, very asymmetric and bifurcate, black hairs to 1 mm on the margins, internally covered with long soft, entangled, white hairs; corolla with petals purplish red; standard ca. 23 mm, limb ca. 11 X 9 mm, elliptic, deeply emarginate to 2 mm, abruptly contracted into a wide, cun?ate claw ca. 12 mm; wings ca. 21 mm, oblong, widely emarginate, ca. 9 X 3 mm, auricle ca. 1 mm, claw 12?13 mm; keels ca. 19 mm, limbs obliquely obovate, ca. 6X3 mm, auricle ca. 0.5 mm, claw ca. 13 mm; ovary with the stipe ca. 1 mm, hairy, style pubescent only at the base. Legumes (only immature seen) subsessile, oblong, ca. 8 mm, unilocular, very densely covered with spreading, basifixed white trichomes to 1.7 mm, with a few sub-basifixed ones mixed in, the short beak covered with ascending black or black and white hairs; seeds unknown. 分布:Xinjiang: Qitai, Mt. Beita 性质:sp. nov. |
| Astragalus blandulus | Fabaceae | | 2006 |
Some new taxa of Astragalus L. (Leguminosae) from China and Nepal 作者:L. R. XU & D. PODLECH 文献:Feddes Repert. 117(3-4): 225 (-226). 2006. 形态描述:Plants ca. 25 cm tall, in vegetative parts glabrous. Caudex with a pluricipital rootcrown. Stems several, ca. 20 cm long, ascending, slightly branched near the base, striatesulcate, near the base ca. 3 mm thick. Stipules green, 4-5 mm long, narrowly triangular to triangular, adnate to the petiole for ca. 1-2 mm, those of lower leaves shortly connate behind the stem, those of upper leaves free from each other. Leaves 3.5-5 cm long, subsessile. Leaflets in 9 (11) pairs, narrowly elliptic to elliptic, 4-12 × 2-5 mm, rounded to acute. Peduncles 1.5 (6 cm) long, glabrous or sparsely covered with black hairs up to 0.1 mm long. Racemes ovoid, densely many-flowered; axis sulcate, white and black hairy. Bracts whitish, linearacute, 2 (3) mm long, very sparsely minutely black hairy. Pedicels 0.5-1 mm long, very sparsely black hairy. Calyx campanulate, 4.5 (5) mm long, obliquely cut at the mouth, sparsely covered with appressed black hairs up to 0.1 mm long; teeth subulate, 2 (2.5) mm long. Standard ca. 8 mm long; limb ca. 6.5 mm wide, emarginate, subabruptly contracted into the short, cuneate claw. Wings ca. 7 mm long; limbs elliptic, rounded, 4.5 × 2 mm; auricle wide, ca. 0.5 mm long, claw 2.5 mm long. Keel ca. 5.5 mm long; limbs triangular, with rectangularly curved lower edge and straight upper edge, rounded, 3.5 × 2.5 mm; auricle minute, claw ca. 2 mm long. Stamen-tube truncate at the mouth. Ovaries shortly stipitate, at the ventral side with some scattered white hairs, otherwise glabrous. Legumes sessile, obliquely ellipsoid, 4-5 mm long, ca. 2.5 mm high and wide, keeled ventrally, grooved dorsally, unilocular; valves glabrous or at the ventral suture with few white and black hairs. Seeds mostly two, 2.5-2 mm, blackish. 分布:Tibet: South Tibet, near Gyangzê Xian 性质:sp. nov. |
| Astragalus bouffordii | Fabaceae | | 2009 |
Some new species and combinations in Astragalus and Phyllolobium (Fabaceae) 作者:Prof. Dr. Dietrich Podlech 文献:Feddes Repert. 120 (1-2): 53 (2009). 形态描述:Plants 10–20 cm tall, caespitose, with appressedto subappressed white, at the calyx also with black hairs. Root s tock up to 10 mm in diameter, with a pluricipital root-crown. Stems many, ascending to erect, often flexuose, angular-sulcate, branched from the base, loosely covered with hairs 0.1–0.3 mm. St ipules 2.5–3 mm long, narrowly triangular to triangular, nearly free from the petiole, at least the lower ones shortly vaginate-connate behind the stem. Leaves 5–6 cm long; petiole 1–2 cm long, with the rachis slender, grooved adaxially, hairy like the stem. Leaf let s in 11–15 pairs, elliptic, 3–8 × 1.5–3 mm, rounded to retuse, on upper side glabrous, on underside loosely covered with appressed hairs0.3–0.7 mm long. Peduncles 4–7 cm long, slender, angular-sulcate, white hairy like the stem. Racemes subcapitate, 1–1.5 cm long, rather densely 7–12-flowered. Bract s whitishmembranous, narrowly triangular, 0.5–1 mm long, black and white ciliate, at the margins with minute subsessile glands. Pedicel s ca. 1 mm long, predominantly white hairy. Calyx campanulate, ca. 4 mm long, rather denselyto densely covered with appressed white 0.3– 0.5 mm long and often with few to more black hairs mixed in; teeth subulate, ca. 2 mm long, as long as the tube. Petal s purple, the keelwith darker tip. Standard 8–9 mm long; blade ca. 6 mm wide, widely elliptic, emarginate, at the base gradually narrowed into the short, cuneate claw. Wings ca. 6 mm long; blades narrowly oblong, obtuse, ca. 4 × 1.5 mm; auricle 0.6 mm, claw 2 mm. Keel 7–7.5 mm long; blades obliquely obovate, with in upperpart widely rounded lower edge and ± straight upper edge, obtuse, ca. 5 × 2.5 mm; auricle 0.5 mm, claw 2.5 mm. Stamen- tube slightly obliquely cut at the mouth. Ovary with a stipe 1−2 mm long, densely appressed white hairy; style slender, glabrous. Legumes (unripe) ± spreading, with a stipe ca. 2 mm long, obliquely narrowly ellipsoid, ca. 6 mm long, 2–2.5 mm high and wide, obtusely keeled tonarrowly rounded ventrally and dorsally, minutely beaked; valves thin, rather densely covered with appressed white hairs 0.3–0.4 mm long. 分布:Xizang: N of the city of Changdu 性质:新种 |
| Astragalus brachysemia | Leguminosae | | 2007 |
New Species and a New Combination in Astragalus (Leguminosae) from China 作者:Dietrich Podlech, Lang-Ran Xu 文献:Novon 17 (2): 229 (2007). 形态描述:Plants ca. 25 cm tall. Stems ca. 13–15 cm long, prostrate to ascending, rather densely covered with subappressed white hairs 0.1–0.3 mm long, soon glabrescent. Stipules greenish, narrowly triangular, 3.5–6 mm long, very shortly adnate to the petiole, otherwise free, sparsely to loosely predominantly black hairy. Leaves 4–7 cm long; petiole 0.5–1 cm long, like the rachis sulcate adaxially, loosely white or white and black hairy like the stem. Leaflets in 4 to 6 pairs, narrowly elliptic, 10–2062–5 mm, subobtuse to obtuse, on upper side glabrous, on underside loosely covered with appressed white hairs 0.2– 0.5 mm long. Peduncles 6–8 cm long, angular-sulcate, hairy like the stem, toward the raceme with increasing, more spreading black hairs. Racemes cylindric, ca. 5 cm long, rather densely to densely many-flowered. Bracts whitish membranous, linear to very narrowly triangular, 2–4 mm long, black hairy. Pedicels ca. 0.5 mm long, black hairy. Calyx ca. 4 mm long, campanulate, 6 densely covered with ascending black hairs ca. 0.5 mm long; teeth subulate, 1.5– 2 mm long, black hairy on inner side. Petals violet, in dry state very pale lilac. Standard ca. 6 mm long; limb obovate, ca. 3.5 mm wide, rounded, gradually narrowed at the base without distinct claw. Wings ca. 5 mm long; limbs narrowly oblong, slightly curved, rounded, ca. 3 6 1.2 mm; auricle ca. 0.4 mm long, claw ca. 2 mm long. Keel ca. 4 mm long; limbs obliquely obovate, upper part with nearly rectangularly curved lower edge and slightly curved upper edge, subacute, 2 6 1 mm; auricle minute, claw ca. 2 mm long. Stamen tube obliquely cut at the mouth. Ovary with a slender stipe ca. 0.5mm long, subglobular, glabrous. Legumes unknown. 分布:Sichuan: Norgai 性质:新种 |
| Astragalus brachytrichus | Leguminosae | | 2007 |
New Species and a New Combination in Astragalus (Leguminosae) from China 作者:Dietrich Podlech, Lang-Ran Xu 文献:Novon 17 (2): 232 (2007). 形态描述:Plants at least 35 cm tall (basal parts missing). Stems branched, erect, slender, 1.5 mm thick, finely angularsulcate,glabrous, those of side branches sparsely covered with subappressed white hairs 0.15–0.3 mm long. Stipules membranous to greenish, narrowly triangular, ca. 5 mm long, in side branches 2–3 mm long, free, at the margins and tip sparsely white and black hairy. Leaves 3–7 cm long; petiole 0.5–1.5 cm long, like the rachis very slender, sparsely to loosely white hairy, with some black hairs mixed in. Leaflets in 8 to 15 pairs, elliptic, 4–7 6 2–3.5 mm, truncate to retuse, on upper side glabrous, on underside sparsely appressed hairy at the margin and at the midrib.Peduncles 3–4.5 cm long, angular-sulcate, sparsely white hairy like the rachis, with few black hairs mixed in. Racemes 2–3 cm long, rather densely 12- to 15- flowered. Bracts whitish membranous, narrowly triangular to linear-acute, 1–3 mm long, sparsely hairy like the stipules. Pedicels 1–2 mm long, loosely black hairy. Calyx ca. 4 mm long, obliquely campanulate, glabrous or with scattered hairs only, between and at the teeth sparsely black ciliate; teeth unequal, narrowly triangular, the 3 abaxial ca. 2 mm long, the 2 adaxial ca. 1 mm long, on inner side glabrous or sparsely black hairy. Petals greenish yellow. Standard ca. 9 mm long; limb obovate, ca. 5 mm wide, emarginate, gradually narrowed into the short cuneate claw. Wings ca. 8 mm long; limbs narrowly oblong, rounded, 4 6 1 mm; auricle ca. 0.3 mm long, claw ca. 4 mm long. Keel ca. 8 mm long; limbs obliquely elliptic, obtuse, 4 6 2 mm; auricle triangular, 0.6–1 mm long, claw 4 mm long. Stamen tube truncate at the mouth. Ovary with a stipe ca. 2 mm long, glabrous. Legumes (unripe) with a stipe 3–4 mm long, obliquely ellipsoid, somewhatcurved, ca. 10–12 mm long, incompletely bilocular (septum to 3/4 of the fruit’s height); valves thinly membranous, pale brownish, glabrous. 分布:Xizang: Langxian 性质:新种 |
| Astragalus brevivexillatus | Leguminosae | | 2007 |
New Species and a New Combination in Astragalus (Leguminosae) from China 作者:Dietrich Podlech, Lang-Ran Xu 文献:Novon 17 (2): 243 (2007). 形态描述:Plants 5–6 cm tall, acaulescent, caespitose, with only white hairs. Caudex with a pluricipital root crown. Stipules whitish membranous, ca. 2 mm long, narrowly triangular, shortly adnate to the petiole, hairy like the rachis. Leaves 3–6 cm long; petiole 2– 4 cm long, like the rachis densely covered with appressed, symmetrically to asymmetrically bifurcate hairs ca. 1 mm long. Leaflets 2- to 3(4)-paired, narrowly elliptic to elliptic, 7–15 6 3–5 mm, acute, on both sides densely covered with 6 medifixed, appressed hairs 2–2.5 mm long. Racemes sessile, 3- to 4-flowered. Bracts whitish membranous, 4–7 mm long, very narrowly triangular, with basifixed hairs up to 1 mm long. Flowers subsessile. Calyx whitish membranous, ca. 8 mm long, campanulate-tubular, rather densely covered with subbasifixed to basifixed, ascending to spreading, tangled hairs ca. 1 mm long; teeth filiform, 3–5 mm long. Petals white. Standard ca. 12–13 mm long; limb ca. 4 mm wide, oblong, rounded or minutely emarginate, below the middle slightly constricted, angularly passing into the cuneate claw. Wings ca. 12 mm long; limbs narrowly oblong, obtuse, ca. 561.3 mm; auricle minute, claw 12 mm long. Keel ca. 9 mm long; limbs obliquely elliptic, with widely curved lower and upper edge, subobtuse, ca. 3.5 6 2 mm; auricle indistinct, claw ca. 6 mm long. Stamen tube truncate at the mouth. Ovary sessile, ellipsoid, white hairy; style hairy in basal part. Legumes sessile, obliquely ellipsoid, ca. 5 mm long, 2 mm high and wide, keeled ventrally, widely flattened dorsally, with a rigid beak 4–5 mm long, incompletely bilocular; valves thin, strawcolored, densely covered with appressed to ascending, tangled medifixed to basifixed hairs 0.5–1 mm long. Seeds 2 in each locule. 分布:Xinjiang: Burqin 性质:新种 |
| Astragalus burqinensis | Fabaceae | | 2004 |
New Species and Combinations in Astragalus (Leguminosae) from China and the Himalayas 作者:Dietrich Podlech, Lang-Ran Xu 文献:Novon 14(2): 216. 2004. 形态描述:Plants at least 30-40 cm tall. Stem erect, glabrous or just below stipules and at base of stipules sparsely hairy. Leaves 20-30 cm, glabrous; stipules ca. 15 mm, narrowly triangular, shortly adnate to petiole; petiole 2.5-7 cm; leaflets in 13-15 pairs, widely ovate, 12-30 × 10-22 mm, apex rounded to slightly emarginate. Racemes (in fruit) cylindric, 7-9 cm; peduncle very short, up to 1 cm, densely covered with spreading hairs 1-2 mm; bracts 12-18 mm, ciliate with spreading hairs 1.5-2.5 mm. Calyx 12-19 mm, densely covered with ascending to spreading hairs 2-5 mm; teeth 5-7 mm. Petals yellow; standard elliptic, 27-28 × ca. 9 mm, hairy, apex emarginate; wings unknown; keel ca. 27 mm. Legumes oblong, 12-14 mm, 7-9 mm high and 4-7 mm wide, with a beak ca. 2 mm; valves netlike wrinkled, loosely covered with subappressed soft hairs up to 3 mm. 分布:Xinjiang: Burqin 性质:sp. nov. |
| Astragalus chaidamuensis | Fabaceae | Astragalusk ronenburgii var. chaidamuensis | 2004 |
New Species and Combinations in Astragalus (Leguminosae) from China and the Himalayas 作者:Dietrich Podlech, Lang-Ran Xu 文献:Novon 14(2): 222. 2004. 形态描述:Plants ca. 18 cm tall, nearly acaulescent, caespitose, vege-tative parts covered with medifixed, appressed, white hairs 0.3-1 mm. Stems branched at base, parts of current year, if developed, up to 0.5 cm, densely hairy. Leaves of sterile shoots 1-2 cm; stipules ca. 2 mm, densely hairy; petiole 0.5-1 cm, with 1 or 2 pairs of small leaflets 2-3 mm. Leaves of flowering shoots 3-7 cm; petiole 1-2 cm, like rachis densely hairy; leaf-lets in (2 or)3 or 4 pairs, linear, 10-15 × 1-1.5 mm, both sur-faces ± densely hairy, apex acute. Racemes subumbellate, 3-7-flowered; peduncle 5-14 cm, loosely to rather densely white hairy; bracts 1-2 mm, sparsely furnished with mostly basifixed white and black hairs. Calyx ca. 10 mm, loosely to rather densely covered with medifixed, appressed, white hairs 0.5-1 mm and mostly slightly shorter black hairs; teeth 2.2-3 mm. Petals probably yellow; standard elliptic, 15-17 × 6-7 mm, apex emarginate; wings ca. 15 mm, limbs deeply incised; keel ca. 12 mm. Ovary with a stipe ca. 2 mm, linear, white hairy. Legumes unknown. 分布:Qinghai: Haixi Mongolzu Zangzu, Kazakzu Zizhizhou, Delingha 性质:stat. nov. |
| Astragalus chamaephyton | Fabaceae | | 2007 |
New Species and a New Combination in Astragalus (Leguminosae) from China 作者:Dietrich Podlech, Lang-Ran Xu 文献:Novon 17(2): 238. 2007. 形态描述:Plants ca. 7 cm tall, acaulescent, vegetative parts covered with medifixed, appressed, white hairs 0.5-0.8 mm. Leaves 1.5-2.5 cm; stipules ca. 3 mm, adnate to petiole for ca. 1 mm, high connate behind stem, loosely to rather densely subap-pressed hairy; petiole 0.5-1 cm, like rachis very densely hairy; leaflets in 2 or 3 pairs, 4-7 × 1.5-2.5 mm, both surfaces densely hairy. Racemes globose to ovoid, 2-3 cm, densely 12-15-flow-ered; peduncle ca. 4 cm, rather densely hairy like rachis, toward raceme with increasingly black hairs; bracts 2-2.5 mm, with strongly asymmetrically bifurcate to basifixed white and black hairs. Calyx soon becoming inflated ovoid, 7-8 mm, loosely covered with strongly asymmetrically bifurcate to basifixed, tangled, spreading, white and black hairs; teeth ca. 1 mm. Petals violet; standard narrowly oblong, ca. 15 × 5 mm, mostly slightly constricted in lower 1/3, apex rounded; wings ca. 14 mm, limbs obliquely emarginate; keel ca. 13 mm. Ovary sessile, glabrous. Legumes unknown. 分布:Xinjiang (Shanxi): near Wenquan 性质:sp. nov. |
| Astragalus chengkangensis | Leguminosae | | 2007 |
New Species and a New Combination in Astragalus (Leguminosae) from China 作者:Dietrich Podlech, Lang-Ran Xu 文献:Novon 17 (2): 232 (2007). 形态描述:Plant ca. 110 cm tall. Caudex slender, unbranched. Stems singular, ca. 100 cm long, ca. 4 mm diam., hollow, erect, striate, glabrous. Stipules green, narrowly triangular to ovate-acuminate, 10–15 mm long, obliquely inserted at the stem, free, white hairy at the margins and tip. Leaves 10–17 cm long; petiole 2– 2.5 cm long, like the rachis sulcate adaxially, sparsely to rather loosely covered with subappressed to ascending, tangled white and black hairs up to 1 mm long. Leaflets in 8 to 11 pairs, narrowly elliptic, 15–30 6 5–13 mm, rounded, minutely mucronulate, on upper side mostly sparsely appressed hairy, on underside loosely, at the margins more densely covered with white hairs 0.2–0.5 mm long. Peduncles several in each stem, in the axils of the upper leaves, 8–12 cm long, hairy like the rachis. Racemes rather densely 12- to 22-flowered, elongating after anthesis. Bracts greenish, narrowly ovate, long-acuminate, 7– 11 mm long, loosely covered with tangled, white and black hairs up to 1 mm long, 6 persistent. Pedicels 3– 4 mm long, with short blackish hairs, erect, bent at the insertion of the calyx, flowers and fruits therefore spreading. Bracteoles 2–3 mm long, at the base of calyx, persistent. Calyx shortly tubular, ca. 8 mm long, obliquely gibbous at the mouth, rather densely covered with subappressed to ascending, predominantly black hairs 0.2–0.8 mm long; teeth narrowly triangular, ca. 2 mm long, black hairy on inner side. Petals yellow. Standard 16–17 mm long; limb obovate, ca. 7 mm wide, emarginate, slightly constricted near the base, subabruptly angularly passing into the claw ca. 5 mm long. Wings ca. 15 mm long; limbs narrowly oblong, slightly narrowed toward the obtuse tip, ca. 7 6 2.5 mm; auricle ca. 2 mm long, claw 8 mm long. Keel ca. 15 mm long; limbs obliquely obovate, elliptic, with widely curved lower edge and slightly concave upper edge, obtuse, 6 6 3 mm; auricle widely triangular, ca. 1 mm long, claw ca. 10 mm long. Stamen tube obliquely cut at the mouth. Ovary with a stipe ca. 5 mm long, linear, glabrous. Legumes unknown. 分布:Yunnan: Chengkang 性质:新种 |
白花丛生黄耆 | Astragalus confertus f. albiflorus | FABACEAE | | 1997 |
文献:Bull. Bot. Res., Harbin 17 (1): 36 (1997). 形态描述:本变型同原变型的区别在于花冠为白色, 小叶小, 长1 .6 —1 .9mm 。 分布:Qinghai 性质:新变型 |
大板山黄芪(达坂山黄芪) | Astragalus dabanshanicus | FABACEAE | | 1998 |
文献:Acta Bot. Yunnan. 20(1): 35 (1998). 形态描述:Plants 40-50 cm tall. Stems erect, 40-50 cm, sparsely white and black hairy or subglabrous. Leaves 5-8 cm; stipules 2-3 mm, glabrous; petiole 1-2 cm, like rachis sparsely white and black hairy; leaflets in 4-6 pairs, narrowly elliptic, 5-18 × 3-6 mm, abaxially sparsely covered with appressed short white hairs, adaxially glabrous, apex obtuse. Racemes short, densely many flowered; peduncle 6-8 cm, shortly black hairy; bracts whitish membranous, subulate, ca. 1.5 mm, black hairy. Calyx ca. 2.5 mm, sparsely shortly black hairy; teeth ca. 1 mm. Petals purple; standard elliptic, 6.5-7 × ca. 4 mm, without distinct claw; wings ca. 5 mm; keel ca. 4 mm. Ovary shortly stipitate, glabrous. Legumes unknown. 分布:Qinghai(青海): Datong Xian(大通县),Baoku(宝库) 性质:sp. nov. |
皇甫川黄芪 | Astragalus dahuricus f. huangfuchuanensis | Leguminosae | | 2009 |
内蒙古被子植物新资料 作者:赵利清, 赵一之, 杨劬, 梁存柱 文献:Acta Bot. Boreal.-Occid. Sin. 29(5): 1047. 2009. 形态描述:本变型花冠白色,而明显不同于模式变型(图版I,E)的紫红色花冠。 分布:Inner Mongolia: Ordos, Zhungeer, Huangfuchuan 性质:f. nov. |