Zotovia thomsonii (Petrie) Edgar & Connor

Species

Angiosperms > Poales > Poaceae > Zotovia

Characteristics

Rhizomatous perennials, with culms branching freely intravaginally and forming light green, dense, low mats (1.5)-2-4-(8) cm high. Leaf-sheath smooth, usually cream, cross-veinlets few. Ligule almost a line. Leaf-blade 0.5-1.8 cm × 1.4-2-(3) mm, spreading, usually flat, margins incurved but sometimes more inrolled, lanceolate, glabrous, cream cross-veinlets visible, only slightly tapering to short, acute tip, margins minutely scabrid. Culm erect, only slightly projecting beyond leaves at flowering but later elongating to c. 8 cm. Inflorescence an erect raceme 0.5-1-(1.5) cm, of (2)-4-7 spikelets, occasionally reduced to a single spikelet. Spikelets (3.5)-4.5-6 mm, on short, smooth pedicels appressed to rachis. Glumes obtuse, margins smooth, rarely ciliate above; lower 1-1.5 mm, upper 1.2-2 mm. Ø lemmas abaxially smooth, sometimes cross-veinlets visible, adaxially minutely pubescent above, awn scabrid, 1-1.5 mm; callus hairs dense, c. 1 mm; lower Ø lemma 3-4.5 mm; upper Ø lemma 3.5-5.5 mm. ☿ lemma 2.3-5 mm, acute or obliquely truncate, occasionally mucronate, smooth, keel sometimes minutely scabrid near tip. Palea 2.5-3.5 mm, keel scabrid near base. Rachilla prolongation to 0.5 mm, or reduced to a minute knob. Lodicules c. 0.8-1 mm, ± elliptic to cuneate, erose. Anthers 1-1.7 mm. Gynoecium: ovary c. 0.8 mm; stigma-styles 1-1.3 mm. Caryopsis 2-2.5 ×c. 0.7 mm. 2n=c. 48.
Life form perennial
Growth form herb
Growth support free-standing
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Sexuality hermaphrodite
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Usage

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Cultivation

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Distribution

Zotovia thomsonii world distribution map, present in New Zealand

Identifiers

LSID urn:lsid:ipni.org:names:1006068-1
WFO ID wfo-0000908038
COL ID 5D8RK
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Ehrharta thomsonii Microlaena thomsonii Petriella thomsonii Zotovia thomsonii