Arisaema saxatile (Araceae)
Plants dioecious. Tuber renewed seasonally, depressed globose, 1–2 cm in diam. Cataphylls 2, creamy green, membranous, acute. Leaves 1 or 2; petiole green without spots, 9–25cm, proximally forming pseudostem; leaf blade 3-foliolate or pedately 5-foliolate; leaflets sessile or subsessile, green, narrowly lanceolate or elliptic, papery, margin entire; terminal leaflet 4–12 × 0.5–2.5 cm. Peduncle emerging from pseudostem, green, usually longer than petioles, 15–28 cm. Spathe green or pale green; tube funnelform, 5–6 × 1–2cm, throat margin obliquely truncate, slightly recurved; limb ovate-lanceolate, apex acute or acuminate. Spadix unisexual; female zone cylindric, 2–2.5 × ca. 0.7cm; ovary yellowish green, fusiform, style short; stigma capitate; male zone cylindric, ca. 2.2cm × 4mm; male flower of 2 or 3 stamens; anthers violet, globose, 2thecous, dehiscing by apical pore; appendix in male spadix sessile, recurved or twining, pale green, proximally narrowly cylindric, distally filiform, to 20 cm, naked, base ca. 3mm in diam.; appendix in female spadix recurved, usually purple, 4–5cm, much shorter than appendix in male spadix. Berries red, 1–4-seeded.
This material was reprinted with permission from the Missouri Botanical Garden Press, St. Louis, and Science Press, Beijing.
This material was reprinted with permission from the Missouri Botanical Garden Press, St. Louis, and Science Press, Beijing.
Pinus forests, grassy slopes, alpine grasslands.